Checking CPU capabilities
Walter Parker
walterp at gmail.com
Sun Feb 3 20:05:45 UTC 2019
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> Message: 1
> Date: Sat, 02 Feb 2019 19:48:04 +0530
> From: Mayuresh Kathe <mayuresh at kathe.in>
> To: freebsd-questions at freebsd.org
> Subject: Checking CPU capabilities
> Message-ID: <2cd8b8b1ae06042a992a48faace1ca91 at kathe.in>
> Content-Type: text/plain; charset=US-ASCII; format=flowed
>
> Under Linux it is `cat /proc/cpuinfo`
> Under Solaris it is `isainfo -v`
> What is it under FreeBSD 12?
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You could also try dmidecode.
$ pkg install dmicode
$ dmidecode
Truncated sample output:
Processor Information
Socket Designation: Node 1 Socket 1
Type: Central Processor
Family: Xeon MP
Manufacturer: Intel(R) Corporation
ID: C2 06 02 00 FF FB EB BF
Signature: Type 0, Family 6, Model 44, Stepping 2
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) Xeon(R) CPU E5607 @ 2.27GHz
Voltage: 1.2 V
External Clock: 4800 MHz
Max Speed: 4400 MHz
Current Speed: 2270 MHz
Status: Populated, Enabled
Upgrade: ZIF Socket
L1 Cache Handle: 0x0002
L2 Cache Handle: 0x0003
L3 Cache Handle: 0x0004
Serial Number: Not Specified
Asset Tag: Not Specified
Part Number: Not Specified
Core Count: 4
Core Enabled: 4
Thread Count: 4
Characteristics:
64-bit capable
It will also get you memory information
Memory Device
Array Handle: 0x0009
Error Information Handle: Not Provided
Total Width: 72 bits
Data Width: 64 bits
Size: 2048 MB
Form Factor: DIMM
Set: None
Locator: DIMM01
Bank Locator: BANK01
Type: Other
Type Detail: Unknown
Speed: 800 MT/s
Manufacturer: Samsung
Serial Number: 63C16323
Asset Tag: Unknown
Part Number: M393B5773CH0-YH9
BIOS information
BIOS Information
Vendor: IBM Corp.
Version: -[D6E154AUS-1.13]-
Release Date: 09/23/2011
Address: 0xE0000
Runtime Size: 128 kB
ROM Size: 4096 kB
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
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)
CGA/mono video services are supported (int 10h)
ACPI is supported
USB legacy is supported
LS-120 boot is supported
ATAPI Zip drive boot is supported
Function key-initiated network boot is supported
Targeted content distribution is supported
BIOS Revision: 0.0
Firmware Revision: 0.0
If your system has it defined, it will give you the serial number for the
system (IBM & Sun rack mounts have these defined).
Walter
--
The greatest dangers to liberty lurk in insidious encroachment by men of
zeal, well-meaning but without understanding. -- Justice Louis D. Brandeis
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