Display basic computer information using DMI table decoder.
Use dmidecode to dump SMBIOS table contents.
$ sudo dmidecode
# dmidecode 3.3 Getting SMBIOS data from sysfs. SMBIOS 2.7 present. 76 structures occupying 3558 bytes. Table at 0x000EC400. Handle 0xDA00, DMI type 218, 251 bytes OEM-specific Type Header and Data: DA FB 00 DA B2 00 37 4F 1E 36 00 05 00 05 00 03 00 06 00 06 00 05 00 0F 00 0F 00 00 00 11 00 11 00 02 00 12 00 12 00 04 00 22 00 22 00 01 00 23 00 23 00 00 00 28 00 28 00 00 00 29 00 29 00 01 00 2A 00 2A 00 02 00 2B 00 2B 00 FF FF 2C 00 2C 00 FF FF 2D 00 2D 00 02 00 2E 00 2E 00 00 00 42 00 42 00 01 00 43 00 43 00 00 00 55 00 55 00 00 00 5C 00 5C 00 01 00 5D 00 5D 00 00 00 6D 00 6D 00 05 00 6E 00 6E 00 01 00 90 00 90 00 01 00 91 00 91 00 00 00 92 00 92 00 02 00 93 00 93 00 01 00 94 00 94 00 00 00 9B 00 9B 00 01 00 9D 00 9D 00 01 00 9E 00 9E 00 00 00 9F 00 9F 00 00 00 A0 00 A0 00 01 00 A1 00 A1 00 00 00 A2 00 A2 00 02 00 A3 00 A3 00 01 00 D1 00 D1 00 01 00 D2 00 D2 00 00 00 E8 00 E8 00 01 00 E9 00 E9 00 00 00 ED 00 ED 00 00 00 FF FF FF FF 00 00 Handle 0xDA01, DMI type 218, 251 bytes OEM-specific Type Header and Data: DA FB 01 DA B2 00 37 4F 1E 36 00 F0 00 F0 00 01 00 F5 00 F5 00 04 00 F6 00 F6 00 00 00 09 01 09 01 00 00 17 01 17 01 00 00 18 01 18 01 01 00 19 01 19 01 00 00 1A 01 1A 01 01 00 2B 01 2B 01 01 00 2C 01 2C 01 00 00 35 01 35 01 FF 00 37 01 37 01 00 00 38 01 38 01 01 00 39 01 39 01 02 00 40 01 40 01 00 00 41 01 41 01 01 00 44 01 44 01 00 00 45 01 45 01 01 00 46 01 46 01 00 00 47 01 47 01 01 00 4A 01 4A 01 00 00 4B 01 4B 01 01 00 54 01 54 01 00 00 55 01 55 01 01 00 68 01 68 01 00 00 69 01 69 01 01 00 75 01 75 01 02 00 76 01 76 01 01 00 7F 01 7F 01 00 00 80 01 80 01 01 00 98 01 98 01 04 00 9B 01 9B 01 00 00 9C 01 9C 01 01 00 D4 01 D4 01 00 00 D5 01 D5 01 01 00 E0 01 E0 01 05 00 E8 01 E8 01 00 00 E9 01 E9 01 01 00 EA 01 EA 01 00 00 FF FF FF FF 00 00 Handle 0xDA02, DMI type 218, 251 bytes OEM-specific Type Header and Data: DA FB 02 DA B2 00 37 4F 1E 36 00 EB 01 EB 01 01 00 02 02 02 02 00 00 03 02 03 02 01 00 04 02 04 02 00 00 05 02 05 02 01 00 16 02 16 02 06 00 2D 02 2D 02 01 00 2E 02 2E 02 00 00 31 02 31 02 04 00 32 02 32 02 02 00 33 02 33 02 01 00 4A 02 4A 02 01 00 4B 02 4B 02 01 00 4C 02 4C 02 00 00 62 02 62 02 01 00 63 02 63 02 00 00 64 02 64 02 01 00 65 02 65 02 00 00 66 02 66 02 01 00 67 02 67 02 00 00 68 02 68 02 01 00 69 02 69 02 00 00 6C 02 6C 02 01 00 6D 02 6D 02 00 00 6E 02 6E 02 00 00 A3 02 A3 02 01 00 A4 02 A4 02 00 00 A7 02 A7 02 01 00 A8 02 A8 02 00 00 BB 02 BB 02 01 00 BC 02 BC 02 00 00 BD 02 BD 02 01 00 BE 02 BE 02 00 00 CD 02 CD 02 01 00 D8 02 D8 02 FF FF D9 02 D9 02 FF FF DA 02 DA 02 FF FF DB 02 DB 02 FF FF DC 02 DC 02 FF FF FF FF FF FF 00 00 Handle 0xDA03, DMI type 218, 251 bytes OEM-specific Type Header and Data: DA FB 03 DA B2 00 37 4F 1E 36 00 DD 02 DD 02 FF FF DE 02 DE 02 FF FF DF 02 DF 02 FF FF E3 02 E3 02 01 00 E4 02 E4 02 00 00 E5 02 E5 02 01 00 FD 02 FD 02 01 00 FE 02 FE 02 00 00 0F 03 0F 03 02 00 12 03 12 03 03 00 13 03 13 03 01 00 14 03 14 03 00 00 15 03 15 03 01 00 16 03 16 03 00 00 17 03 17 03 01 00 18 03 18 03 00 00 19 03 19 03 01 00 1A 03 1A 03 00 00 1B 03 1B 03 01 00 1C 03 1C 03 00 00 1D 03 1D 03 01 00 1E 03 1E 03 00 00 1F 03 1F 03 01 00 20 03 20 03 00 00 25 03 25 03 01 00 26 03 26 03 01 00 36 03 36 03 01 00 37 03 37 03 00 00 3A 03 3A 03 01 00 3B 03 3B 03 00 00 4F 03 4F 03 01 00 50 03 50 03 00 00 57 03 57 03 00 00 58 03 58 03 01 00 5B 03 5B 03 01 00 5C 03 5C 03 00 00 5D 03 5D 03 01 00 5E 03 5E 03 00 00 5F 03 5F 03 01 00 FF FF FF FF 00 00 Handle 0xDA04, DMI type 218, 149 bytes OEM-specific Type Header and Data: DA 95 04 DA B2 00 37 4F 1E 36 00 60 03 60 03 00 00 61 03 61 03 01 00 62 03 62 03 00 00 69 03 69 03 00 00 6A 03 6A 03 01 00 6B 03 6B 03 02 00 6F 03 6F 03 FF FF 7C 03 7C 03 FF FF 83 03 83 03 07 00 3E 40 3E 40 00 00 3F 40 3F 40 01 00 00 80 00 80 00 00 02 80 02 80 02 00 03 80 03 80 03 00 0C 80 0C 80 00 00 0D 80 0D 80 00 00 00 A0 00 A0 01 00 04 A0 04 A0 01 00 00 F0 00 F0 55 00 02 F0 02 F0 03 00 05 F0 05 F0 7F 00 06 F0 06 F0 00 00 FF FF FF FF 00 00 Handle 0x0000, DMI type 0, 24 bytes BIOS Information Vendor: Dell Inc. Version: A05 Release Date: 12/05/2013 Address: 0xF0000 Runtime Size: 64 kB ROM Size: 12 MB Characteristics: PCI is supported PNP is supported BIOS is upgradeable BIOS shadowing is allowed Boot from CD is supported Selectable boot is supported EDD is supported 5.25"/1.2 MB floppy services are supported (int 13h) 3.5"/720 kB floppy services are supported (int 13h) 3.5"/2.88 MB floppy services are supported (int 13h) Print screen service is supported (int 5h) 8042 keyboard services are supported (int 9h) Serial services are supported (int 14h) Printer services are supported (int 17h) ACPI is supported USB legacy is supported BIOS boot specification is supported Function key-initiated network boot is supported Targeted content distribution is supported UEFI is supported BIOS Revision: 4.6 Handle 0x0001, DMI type 1, 27 bytes System Information Manufacturer: Dell Inc. Product Name: OptiPlex 9020 Version: 01 Serial Number: 5V6B302 UUID: 4c4c4544-0056-3610-8042-b5c04f333032 Wake-up Type: Power Switch SKU Number: OptiPlex 9020 Family: Not Specified Handle 0x0002, DMI type 2, 15 bytes Base Board Information Manufacturer: Dell Inc. Product Name: 014GRG Version: A02 Serial Number: /5V6B302/CN722003B200YZ/ Asset Tag: UC14211 Features: Board is a hosting board Board is replaceable Location In Chassis: Not Specified Chassis Handle: 0x0003 Type: Motherboard Contained Object Handles: 0 Handle 0x0003, DMI type 3, 22 bytes Chassis Information Manufacturer: Dell Inc. Type: Lunch Box Lock: Not Present Version: Not Specified Serial Number: 5V6B302 Asset Tag: UC14211 Boot-up State: Safe Power Supply State: Safe Thermal State: Safe Security Status: None OEM Information: 0x00000000 Height: Unspecified Number Of Power Cords: 1 Contained Elements: 0 SKU Number: To be filled by O.E.M. Handle 0x003A, DMI type 4, 42 bytes Processor Information Socket Designation: SOCKET 0 Type: Central Processor Family: Core i5 Manufacturer: Intel ID: C3 06 03 00 FF FB EB BF Signature: Type 0, Family 6, Model 60, Stepping 3 Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) DS (Debug store) ACPI (ACPI supported) MMX (MMX technology supported) FXSR (FXSAVE and FXSTOR instructions supported) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) SS (Self-snoop) HTT (Multi-threading) TM (Thermal monitor supported) PBE (Pending break enabled) Version: Intel(R) Core(TM) i5-4570S CPU @ 2.90GHz Voltage: 1.2 V External Clock: 100 MHz Max Speed: 3800 MHz Current Speed: 2900 MHz Status: Populated, Enabled Upgrade: Other L1 Cache Handle: 0x003B L2 Cache Handle: 0x003C L3 Cache Handle: 0x003D Serial Number: Not Specified Asset Tag: Fill By OEM Part Number: Fill By OEM Core Count: 4 Core Enabled: 4 Thread Count: 4 Characteristics: 64-bit capable Handle 0x003B, DMI type 7, 19 bytes Cache Information Socket Designation: CPU Internal L1 Configuration: Enabled, Not Socketed, Level 1 Operational Mode: Write Back Location: Internal Installed Size: 256 kB Maximum Size: 256 kB Supported SRAM Types: Unknown Installed SRAM Type: Unknown Speed: Unknown Error Correction Type: Single-bit ECC System Type: Other Associativity: 8-way Set-associative Handle 0x003C, DMI type 7, 19 bytes Cache Information Socket Designation: CPU Internal L2 Configuration: Enabled, Not Socketed, Level 2 Operational Mode: Write Back Location: Internal Installed Size: 1 MB Maximum Size: 1 MB Supported SRAM Types: Unknown Installed SRAM Type: Unknown Speed: Unknown Error Correction Type: Single-bit ECC System Type: Unified Associativity: 8-way Set-associative Handle 0x003D, DMI type 7, 19 bytes Cache Information Socket Designation: CPU Internal L3 Configuration: Enabled, Not Socketed, Level 3 Operational Mode: Write Back Location: Internal Installed Size: 6 MB Maximum Size: 6 MB Supported SRAM Types: Unknown Installed SRAM Type: Unknown Speed: Unknown Error Correction Type: Single-bit ECC System Type: Unified Associativity: 12-way Set-associative Handle 0x0006, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J6A2A Internal Connector Type: None External Reference Designator: COM A External Connector Type: DB-9 male Port Type: Serial Port 16550A Compatible Handle 0x0007, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J6A2B Internal Connector Type: None External Reference Designator: Video External Connector Type: DB-15 female Port Type: Video Port Handle 0x0008, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A1 Internal Connector Type: None External Reference Designator: USB1 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x0009, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A1 Internal Connector Type: None External Reference Designator: USB2 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000A, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J5A1 Internal Connector Type: None External Reference Designator: USB3 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000B, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J5A1 Internal Connector Type: None External Reference Designator: USB4 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000C, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J5A1 Internal Connector Type: None External Reference Designator: USB5 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000D, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J5A1 Internal Connector Type: None External Reference Designator: USB6 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x0012, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A1 Internal Connector Type: None External Reference Designator: LAN External Connector Type: RJ-45 Port Type: Network Port Handle 0x0013, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A1 Internal Connector Type: None External Reference Designator: Display Port1 External Connector Type: Other Port Type: Video Port Handle 0x0014, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J3A1 Internal Connector Type: None External Reference Designator: Display Port2 External Connector Type: Other Port Type: Video Port Handle 0x0015, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J7A1 Internal Connector Type: None External Reference Designator: MIC-IN External Connector Type: Mini Jack (headphones) Port Type: Audio Port Handle 0x0016, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J7A1 Internal Connector Type: None External Reference Designator: HP-OUT External Connector Type: Mini Jack (headphones) Port Type: Audio Port Handle 0x0017, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J7A1 Internal Connector Type: None External Reference Designator: LINE-OUT External Connector Type: Mini Jack (headphones) Port Type: Audio Port Handle 0x0018, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J7A1 Internal Connector Type: None External Reference Designator: LINE-IN External Connector Type: Mini Jack (headphones) Port Type: Audio Port Handle 0x0019, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J7J3 - SATA PORT1 Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001A, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J8J1 - SATA PORT0 Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001B, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2B3 - CPU FAN Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001E, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1D1 - INTRUDER Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0021, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2B3 - SYSTEM_FAN Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0022, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9E5 - INT_SPKR Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0023, DMI type 9, 17 bytes System Slot Information Designation: X1 Type: x1 PCI Express x1 Current Usage: Available Length: Short ID: 1 Characteristics: 3.3 V is provided Opening is shared PME signal is supported Bus Address: 0000:00:1c.0 Handle 0x0024, DMI type 10, 8 bytes On Board Device 1 Information Type: Video Status: Enabled Description: "Intel HD Graphics" On Board Device 2 Information Type: Ethernet Status: Enabled Description: NETWORK_NAME_STRING Handle 0x0025, DMI type 11, 5 bytes OEM Strings String 1: Dell System String 2: 1[05A4] String 3: 3[1.0] String 4: 12[www.dell.com] String 5: 14[1] String 6: 15[3] String 7: Handle 0x0026, DMI type 12, 5 bytes System Configuration Options Option 1: To Be Filled By O.E.M. Handle 0x0027, DMI type 15, 35 bytes System Event Log Area Length: 4 bytes Header Start Offset: 0x0000 Header Length: 2 bytes Data Start Offset: 0x0002 Access Method: Indexed I/O, one 16-bit index port, one 8-bit data port Access Address: Index 0x046A, Data 0x046C Status: Invalid, Not Full Change Token: 0x00000000 Header Format: No Header Supported Log Type Descriptors: 6 Descriptor 1: End of log Data Format 1: OEM-specific Descriptor 2: End of log Data Format 2: OEM-specific Descriptor 3: End of log Data Format 3: OEM-specific Descriptor 4: End of log Data Format 4: OEM-specific Descriptor 5: End of log Data Format 5: OEM-specific Descriptor 6: End of log Data Format 6: OEM-specific Handle 0x003E, DMI type 16, 23 bytes Physical Memory Array Location: System Board Or Motherboard Use: System Memory Error Correction Type: None Maximum Capacity: 16 GB Error Information Handle: Not Provided Number Of Devices: 2 Handle 0x003F, DMI type 17, 34 bytes Memory Device Array Handle: 0x003E Error Information Handle: Not Provided Total Width: 64 bits Data Width: 64 bits Size: 8 GB Form Factor: DIMM Set: None Locator: DIMM1 Bank Locator: Not Specified Type: DDR3 Type Detail: Synchronous Speed: 1600 MT/s Manufacturer: 1119 Serial Number: 0010260A10D2 Asset Tag: 01193300 Part Number: S939A2UGS-ITR Rank: 2 Configured Memory Speed: 1600 MT/s Handle 0x0041, DMI type 17, 34 bytes Memory Device Array Handle: 0x003E Error Information Handle: Not Provided Total Width: 64 bits Data Width: 64 bits Size: 8 GB Form Factor: DIMM Set: None Locator: DIMM2 Bank Locator: Not Specified Type: DDR3 Type Detail: Synchronous Speed: 1600 MT/s Manufacturer: 1119 Serial Number: 0010260A10F2 Asset Tag: 01193300 Part Number: S939A2UGS-ITR Rank: 2 Configured Memory Speed: 1600 MT/s Handle 0x0043, DMI type 19, 31 bytes Memory Array Mapped Address Starting Address: 0x00000000000 Ending Address: 0x003FFFFFFFF Range Size: 16 GB Physical Array Handle: 0x003E Partition Width: 2 Handle 0x0040, DMI type 20, 19 bytes Memory Device Mapped Address Starting Address: 0x00000000000 Ending Address: 0x001FFFFFFFF Range Size: 8 GB Physical Device Handle: 0x003F Memory Array Mapped Address Handle: 0x0043 Partition Row Position: 1 Interleave Position: 1 Interleaved Data Depth: 1 Handle 0x0042, DMI type 20, 19 bytes Memory Device Mapped Address Starting Address: 0x00200000000 Ending Address: 0x003FFFFFFFF Range Size: 8 GB Physical Device Handle: 0x0041 Memory Array Mapped Address Handle: 0x0043 Partition Row Position: 1 Interleave Position: 1 Interleaved Data Depth: 1 Handle 0x0028, DMI type 24, 5 bytes Hardware Security Power-On Password Status: Disabled Keyboard Password Status: Disabled Administrator Password Status: Disabled Front Panel Reset Status: Disabled Handle 0x0029, DMI type 25, 9 bytes System Power Controls Next Scheduled Power-on: *-* 00:00:00 Handle 0x002C, DMI type 26, 22 bytes Voltage Probe Description: LM78A Location: <OUT OF SPEC> Status: <OUT OF SPEC> Maximum Value: Unknown Minimum Value: Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Nominal Value: Unknown Handle 0x1B00, DMI type 27, 15 bytes Cooling Device Type: Chip Fan Status: Unknown OEM-specific Information: 0x0000DD00 Nominal Speed: Unknown Or Non-rotating Description: CPU Cooling Fan Handle 0x1B01, DMI type 27, 15 bytes Cooling Device Temperature Probe Handle: 0x1C00 Type: Cabinet Fan Status: Unknown OEM-specific Information: 0x00000000 Nominal Speed: Unknown Or Non-rotating Description: Mother Board Cooling Fan Handle 0x1C00, DMI type 28, 22 bytes Temperature Probe Description: Ambient Thermal Sensor Location: Motherboard Status: Unknown Maximum Value: 127.0 deg C Minimum Value: -127.0 deg C Resolution: 1.000 deg C Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Nominal Value: Unknown Handle 0x002A, DMI type 32, 20 bytes System Boot Information Status: No errors detected Handle 0x002B, DMI type 34, 11 bytes Management Device Description: LM78-1 Type: LM78 Address: 0x00000000 Address Type: I/O Port Handle 0x002D, DMI type 36, 16 bytes Management Device Threshold Data Lower Non-critical Threshold: 1 Upper Non-critical Threshold: 2 Lower Critical Threshold: 3 Upper Critical Threshold: 4 Lower Non-recoverable Threshold: 5 Upper Non-recoverable Threshold: 6 Handle 0x002F, DMI type 36, 16 bytes Management Device Threshold Data Lower Non-critical Threshold: 1 Upper Non-critical Threshold: 2 Lower Critical Threshold: 3 Upper Critical Threshold: 4 Lower Non-recoverable Threshold: 5 Upper Non-recoverable Threshold: 6 Handle 0x0031, DMI type 36, 16 bytes Management Device Threshold Data Lower Non-critical Threshold: 1 Upper Non-critical Threshold: 2 Lower Critical Threshold: 3 Upper Critical Threshold: 4 Lower Non-recoverable Threshold: 5 Upper Non-recoverable Threshold: 6 Handle 0x0033, DMI type 36, 16 bytes Management Device Threshold Data Lower Non-critical Threshold: 1 Upper Non-critical Threshold: 2 Lower Critical Threshold: 3 Upper Critical Threshold: 4 Lower Non-recoverable Threshold: 5 Upper Non-recoverable Threshold: 6 Handle 0x0034, DMI type 41, 11 bytes Onboard Device Reference Designation: Onboard IGD Type: Video Status: Enabled Type Instance: 1 Bus Address: 0000:00:02.0 Handle 0x0035, DMI type 41, 11 bytes Onboard Device Reference Designation: Onboard LAN Type: Ethernet Status: Enabled Type Instance: 1 Bus Address: 0000:00:19.0 Handle 0x0036, DMI type 41, 11 bytes Onboard Device Reference Designation: Onboard 1394 Type: Other Status: Enabled Type Instance: 1 Bus Address: 0000:03:1c.2 Handle 0xDE41, DMI type 130, 20 bytes OEM-specific Type Header and Data: 82 14 41 DE 24 41 4D 54 01 01 01 01 01 A5 2F 02 01 00 01 00 Handle 0xDE46, DMI type 131, 64 bytes OEM-specific Type Header and Data: 83 40 46 DE 35 00 00 00 09 00 00 00 00 00 19 00 F8 00 4E 8C 00 00 00 00 09 E0 00 00 00 00 09 00 B6 05 15 00 00 00 00 00 C8 00 3A 15 00 00 00 00 00 00 00 00 26 00 00 00 76 50 72 6F 00 00 00 00 Handle 0xDE3C, DMI type 136, 6 bytes OEM-specific Type Header and Data: 88 06 3C DE 5A 5A Handle 0xB100, DMI type 177, 12 bytes OEM-specific Type Header and Data: B1 0C 00 B1 02 00 00 00 00 00 00 00 Handle 0xB200, DMI type 178, 76 bytes OEM-specific Type Header and Data: B2 4C 00 B2 07 01 0C 00 08 01 0A 00 09 01 0B 00 0A 01 12 00 3B 00 20 00 42 00 18 00 48 00 14 00 50 00 13 00 10 00 FF 00 11 00 FF 00 12 00 FF 00 13 00 FF 00 14 00 FF 00 1E 00 FF 00 1F 00 FF 00 20 00 FF 00 21 00 FF 00 22 00 FF 00 Strings: Handle 0xD000, DMI type 208, 16 bytes OEM-specific Type Header and Data: D0 10 00 D0 02 05 FE 00 A4 05 01 02 00 00 00 00 Strings: 20140120 20140619 Handle 0xD200, DMI type 210, 12 bytes OEM-specific Type Header and Data: D2 0C 00 D2 00 00 00 03 06 80 04 03 Handle 0xD800, DMI type 216, 9 bytes OEM-specific Type Header and Data: D8 09 00 D8 01 02 01 10 01 Strings: "Intel Corp." "2177" Handle 0xD900, DMI type 217, 8 bytes OEM-specific Type Header and Data: D9 08 00 D9 01 02 01 03 Strings: US-101 Proprietary Handle 0xDC00, DMI type 220, 20 bytes OEM-specific Type Header and Data: DC 14 00 DC 10 F0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Handle 0xDD00, DMI type 221, 19 bytes OEM-specific Type Header and Data: DD 13 00 DD 00 01 00 00 F5 00 00 00 00 00 00 00 00 00 00 Handle 0xDD01, DMI type 221, 19 bytes OEM-specific Type Header and Data: DD 13 01 DD 00 01 00 10 F5 00 00 00 00 00 00 00 00 00 00 Handle 0xDE00, DMI type 222, 16 bytes OEM-specific Type Header and Data: DE 10 00 DE 01 04 00 00 14 01 20 09 50 01 00 00 Handle 0x0039, DMI type 255, 8 bytes OEM-specific Type Header and Data: FF 08 39 00 01 02 00 00 Strings: dellDelldellDELL 05A4 _SIDAvf90w7wKZiZ DELL Handle 0xDED2, DMI type 13, 22 bytes BIOS Language Information Language Description Format: Long Installable Languages: 1 en|US|iso8859-1 Currently Installed Language: en|US|iso8859-1 Handle 0xDED7, DMI type 127, 4 bytes End Of Table
This is a lot of information, but it will be better to use specific keywords to obtain serial numbers, firmware version or BIOS information.
$ sudo dmidecode -s bios-vendor
Dell Inc.
$ sudo dmidecode -s bios-version
A05
$ sudo dmidecode -s bios-release-date
12/05/2013
$ sudo dmidecode -s bios-revision
4.6
$ sudo dmidecode -s firmware-revision
$ sudo dmidecode -s system-manufacturer
Dell Inc.
$ sudo dmidecode -s system-product-name
OptiPlex 9020
$ sudo dmidecode -s system-version
01
$ sudo dmidecode -s system-serial-number
5V6B302
$ sudo dmidecode -s system-uuid
4c4c4544-0056-3610-8042-b5c04f333032
$ sudo dmidecode -s system-sku-number
OptiPlex 9020
$ sudo dmidecode -s system-family
Not Specified
$ sudo dmidecode -s baseboard-manufacturer
Dell Inc.
$ sudo dmidecode -s baseboard-product-name
014GRG
$ sudo dmidecode -s baseboard-version
A02
$ sudo dmidecode -s baseboard-serial-number
/5V6B302/CN722003B200YZ/
$ sudo dmidecode -s baseboard-asset-tag
UC14211
$ sudo dmidecode -s chassis-manufacturer
Dell Inc.
$ sudo dmidecode -s chassis-type
Lunch Box
$ sudo dmidecode -s chassis-version
Not Specified
$ sudo dmidecode -s chassis-serial-number
5V6B302
$ sudo dmidecode -s chassis-asset-tag
UC14211
$ sudo dmidecode -s processor-family
Core i5
$ sudo dmidecode -s processor-manufacturer
Intel
$ sudo dmidecode -s processor-version
Intel(R) Core(TM) i5-4570S CPU @ 2.90GHz
$ sudo dmidecode -s processor-frequency
2900 MHz
Alternatively, use sysfs to obtain this information.
$ sudo find /sys/devices/virtual/dmi/id/ -type f -exec bash -c "echo -n '{}: '; cat {}" \;
/sys/devices/virtual/dmi/id/bios_date: 12/05/2013 /sys/devices/virtual/dmi/id/board_serial: /5V6B302/CN722003B200YZ/ /sys/devices/virtual/dmi/id/uevent: MODALIAS=dmi:bvnDellInc.:bvrA05:bd12/05/2013:br4.6:svnDellInc.:pnOptiPlex9020:pvr01:skuOptiPlex9020:rvnDellInc.:rn014GRG:rvrA02:cvnDellInc.:ct16:cvr: /sys/devices/virtual/dmi/id/product_serial: 5V6B302 /sys/devices/virtual/dmi/id/product_name: OptiPlex 9020 /sys/devices/virtual/dmi/id/chassis_vendor: Dell Inc. /sys/devices/virtual/dmi/id/chassis_asset_tag: UC14211 /sys/devices/virtual/dmi/id/sys_vendor: Dell Inc. /sys/devices/virtual/dmi/id/power/runtime_active_time: 0 /sys/devices/virtual/dmi/id/power/runtime_active_kids: 0 /sys/devices/virtual/dmi/id/power/runtime_usage: 0 /sys/devices/virtual/dmi/id/power/runtime_status: unsupported /sys/devices/virtual/dmi/id/power/autosuspend_delay_ms: cat: /sys/devices/virtual/dmi/id/power/autosuspend_delay_ms: Input/output error /sys/devices/virtual/dmi/id/power/async: disabled /sys/devices/virtual/dmi/id/power/runtime_suspended_time: 0 /sys/devices/virtual/dmi/id/power/runtime_enabled: disabled /sys/devices/virtual/dmi/id/power/control: auto /sys/devices/virtual/dmi/id/bios_version: A05 /sys/devices/virtual/dmi/id/bios_release: 4.6 /sys/devices/virtual/dmi/id/product_version: 01 /sys/devices/virtual/dmi/id/board_vendor: Dell Inc. /sys/devices/virtual/dmi/id/chassis_version: /sys/devices/virtual/dmi/id/product_sku: OptiPlex 9020 /sys/devices/virtual/dmi/id/chassis_type: 16 /sys/devices/virtual/dmi/id/chassis_serial: 5V6B302 /sys/devices/virtual/dmi/id/product_family: /sys/devices/virtual/dmi/id/product_uuid: 4c4c4544-0056-3610-8042-b5c04f333032 /sys/devices/virtual/dmi/id/bios_vendor: Dell Inc. /sys/devices/virtual/dmi/id/board_asset_tag: UC14211 /sys/devices/virtual/dmi/id/board_version: A02 /sys/devices/virtual/dmi/id/modalias: dmi:bvnDellInc.:bvrA05:bd12/05/2013:br4.6:svnDellInc.:pnOptiPlex9020:pvr01:skuOptiPlex9020:rvnDellInc.:rn014GRG:rvrA02:cvnDellInc.:ct16:cvr: /sys/devices/virtual/dmi/id/board_name: 014GRG
You can easily list all available keywords as these will be printed when a keyword is invalid or not provided.
$ dmidecode -s
dmidecode: option requires an argument -- 's' String keyword expected Valid string keywords are: bios-vendor bios-version bios-release-date bios-revision firmware-revision system-manufacturer system-product-name system-version system-serial-number system-uuid system-sku-number system-family baseboard-manufacturer baseboard-product-name baseboard-version baseboard-serial-number baseboard-asset-tag chassis-manufacturer chassis-type chassis-version chassis-serial-number chassis-asset-tag processor-family processor-manufacturer processor-version processor-frequency