Created
April 23, 2012 07:46
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OpenBLAS Issue 90: output of cpuid command
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$ cpuid | |
CPU 0: | |
vendor_id = "GenuineIntel" | |
version information (1/eax): | |
processor type = primary processor (0) | |
family = Intel Pentium Pro/II/III/Celeron/Core/Core 2/Atom, AMD Athlon/Duron, Cyrix M2, VIA C3 (6) | |
model = 0xf (15) | |
stepping id = 0x2 (2) | |
extended family = 0x0 (0) | |
extended model = 0x2 (2) | |
(simple synth) = Intel Xeon E7-8800 / Xeon E7-4800 / Xeon E7-2800 (Westmere-EX A2), 32nm | |
miscellaneous (1/ebx): | |
process local APIC physical ID = 0x0 (0) | |
cpu count = 0x1 (1) | |
CLFLUSH line size = 0x8 (8) | |
brand index = 0x0 (0) | |
brand id = 0x00 (0): unknown | |
feature information (1/edx): | |
x87 FPU on chip = true | |
virtual-8086 mode enhancement = true | |
debugging extensions = true | |
page size extensions = true | |
time stamp counter = true | |
RDMSR and WRMSR support = true | |
physical address extensions = true | |
machine check exception = true | |
CMPXCHG8B inst. = true | |
APIC on chip = true | |
SYSENTER and SYSEXIT = true | |
memory type range registers = true | |
PTE global bit = true | |
machine check architecture = true | |
conditional move/compare instruction = true | |
page attribute table = true | |
page size extension = true | |
processor serial number = false | |
CLFLUSH instruction = true | |
debug store = true | |
thermal monitor and clock ctrl = true | |
MMX Technology = true | |
FXSAVE/FXRSTOR = true | |
SSE extensions = true | |
SSE2 extensions = true | |
self snoop = true | |
hyper-threading / multi-core supported = false | |
therm. monitor = false | |
IA64 = false | |
pending break event = false | |
feature information (1/ecx): | |
PNI/SSE3: Prescott New Instructions = true | |
PCLMULDQ instruction = true | |
64-bit debug store = false | |
MONITOR/MWAIT = false | |
CPL-qualified debug store = false | |
VMX: virtual machine extensions = false | |
SMX: safer mode extensions = false | |
Enhanced Intel SpeedStep Technology = false | |
thermal monitor 2 = false | |
SSSE3 extensions = true | |
context ID: adaptive or shared L1 data = false | |
FMA instruction = false | |
CMPXCHG16B instruction = true | |
xTPR disable = false | |
perfmon and debug = false | |
process context identifiers = false | |
direct cache access = false | |
SSE4.1 extensions = true | |
SSE4.2 extensions = true | |
extended xAPIC support = false | |
MOVBE instruction = false | |
POPCNT instruction = true | |
time stamp counter deadline = false | |
AES instruction = true | |
XSAVE/XSTOR states = false | |
OS-enabled XSAVE/XSTOR = false | |
AVX: advanced vector extensions = false | |
F16C half-precision convert instruction = false | |
hypervisor guest status = true | |
cache and TLB information (2): | |
0x5a: data TLB: 2M/4M pages, 4-way, 32 entries | |
0x03: data TLB: 4K pages, 4-way, 64 entries | |
0x55: instruction TLB: 2M/4M pages, fully, 7 entries | |
0xff: cache data is in CPUID 4 | |
0xb2: instruction TLB: 4K, 4-way, 64 entries | |
0xf0: 64 byte prefetching | |
0xca: L2 TLB: 4K, 4-way, 512 entries | |
processor serial number: 0002-06F2-0000-0000-0000-0000 | |
deterministic cache parameters (4): | |
--- cache 0 --- | |
cache type = data cache (1) | |
cache level = 0x1 (1) | |
self-initializing cache level = true | |
fully associative cache = false | |
extra threads sharing this cache = 0x0 (0) | |
extra processor cores on this die = 0x0 (0) | |
system coherency line size = 0x3f (63) | |
physical line partitions = 0x0 (0) | |
ways of associativity = 0x7 (7) | |
WBINVD/INVD behavior on lower caches = false | |
inclusive to lower caches = false | |
complex cache indexing = false | |
number of sets - 1 (s) = 63 | |
--- cache 1 --- | |
cache type = instruction cache (2) | |
cache level = 0x1 (1) | |
self-initializing cache level = true | |
fully associative cache = false | |
extra threads sharing this cache = 0x0 (0) | |
extra processor cores on this die = 0x0 (0) | |
system coherency line size = 0x3f (63) | |
physical line partitions = 0x0 (0) | |
ways of associativity = 0x3 (3) | |
WBINVD/INVD behavior on lower caches = false | |
inclusive to lower caches = false | |
complex cache indexing = false | |
number of sets - 1 (s) = 127 | |
--- cache 2 --- | |
cache type = unified cache (3) | |
cache level = 0x2 (2) | |
self-initializing cache level = true | |
fully associative cache = false | |
extra threads sharing this cache = 0x0 (0) | |
extra processor cores on this die = 0x0 (0) | |
system coherency line size = 0x3f (63) | |
physical line partitions = 0x0 (0) | |
ways of associativity = 0x7 (7) | |
WBINVD/INVD behavior on lower caches = false | |
inclusive to lower caches = false | |
complex cache indexing = false | |
number of sets - 1 (s) = 511 | |
--- cache 3 --- | |
cache type = unified cache (3) | |
cache level = 0x3 (3) | |
self-initializing cache level = true | |
fully associative cache = false | |
extra threads sharing this cache = 0x0 (0) | |
extra processor cores on this die = 0x0 (0) | |
system coherency line size = 0x3f (63) | |
physical line partitions = 0x0 (0) | |
ways of associativity = 0x17 (23) | |
WBINVD/INVD behavior on lower caches = false | |
inclusive to lower caches = true | |
complex cache indexing = true | |
number of sets - 1 (s) = 20479 | |
MONITOR/MWAIT (5): | |
smallest monitor-line size (bytes) = 0x40 (64) | |
largest monitor-line size (bytes) = 0x40 (64) | |
enum of Monitor-MWAIT exts supported = true | |
supports intrs as break-event for MWAIT = true | |
number of C0 sub C-states using MWAIT = 0x0 (0) | |
number of C1 sub C-states using MWAIT = 0x2 (2) | |
number of C2 sub C-states using MWAIT = 0x1 (1) | |
number of C3/C6 sub C-states using MWAIT = 0x1 (1) | |
number of C4/C7 sub C-states using MWAIT = 0x0 (0) | |
Thermal and Power Management Features (6): | |
digital thermometer = true | |
Intel Turbo Boost Technology = true | |
ARAT always running APIC timer = true | |
PLN power limit notification = false | |
ECMD extended clock modulation duty = false | |
PTM package thermal management = false | |
digital thermometer thresholds = 0x1 (1) | |
ACNT/MCNT supported performance measure = true | |
performance-energy bias capability = true | |
BMI instruction = false | |
Direct Cache Access Parameters (9): | |
PLATFORM_DCA_CAP MSR bits = 1 | |
Architecture Performance Monitoring Features (0xa/eax): | |
version ID = 0x3 (3) | |
number of counters per logical processor = 0x4 (4) | |
bit width of counter = 0x30 (48) | |
length of EBX bit vector = 0x7 (7) | |
Architecture Performance Monitoring Features (0xa/ebx): | |
core cycle event not available = true | |
instruction retired event not available = true | |
reference cycles event not available = true | |
last-level cache ref event not available = true | |
last-level cache miss event not avail = true | |
branch inst retired event not available = true | |
branch mispred retired event not avail = true | |
Architecture Performance Monitoring Features (0xa/edx): | |
number of fixed counters = 0x0 (0) | |
bit width of fixed counters = 0x0 (0) | |
x2APIC features / processor topology (0xb): | |
--- level 0 (thread) --- | |
bits to shift APIC ID to get next = 0x0 (0) | |
logical processors at this level = 0x1 (1) | |
level number = 0x0 (0) | |
level type = thread (1) | |
extended APIC ID = 0 | |
--- level 1 (core) --- | |
bits to shift APIC ID to get next = 0x0 (0) | |
logical processors at this level = 0x1 (1) | |
level number = 0x1 (1) | |
level type = core (2) | |
extended APIC ID = 0 | |
hypervisor_id = "VMwareVMware" | |
0x40000001 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000002 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000003 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000004 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000005 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000006 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000008 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x40000009 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x4000000a 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x4000000b 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x4000000c 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x4000000d 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x4000000e 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
0x4000000f 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 | |
hypervisor generic timing information (0x40000010): | |
TSC frequency (Hz) = 2393999 | |
bus frequency (Hz) = 66000 | |
extended feature flags (0x80000001/edx): | |
SYSCALL and SYSRET instructions = true | |
execution disable = true | |
1-GB large page support = false | |
RDTSCP = true | |
64-bit extensions technology available = true | |
Intel feature flags (0x80000001/ecx): | |
LAHF/SAHF supported in 64-bit mode = true | |
brand = " Intel(R) Xeon(R) CPU E7- 4870 @ 2.40GHz" | |
L1 TLB/cache information: 2M/4M pages & L1 TLB (0x80000005/eax): | |
instruction # entries = 0x0 (0) | |
instruction associativity = 0x0 (0) | |
data # entries = 0x0 (0) | |
data associativity = 0x0 (0) | |
L1 TLB/cache information: 4K pages & L1 TLB (0x80000005/ebx): | |
instruction # entries = 0x0 (0) | |
instruction associativity = 0x0 (0) | |
data # entries = 0x0 (0) | |
data associativity = 0x0 (0) | |
L1 data cache information (0x80000005/ecx): | |
line size (bytes) = 0x0 (0) | |
lines per tag = 0x0 (0) | |
associativity = 0x0 (0) | |
size (Kb) = 0x0 (0) | |
L1 instruction cache information (0x80000005/edx): | |
line size (bytes) = 0x0 (0) | |
lines per tag = 0x0 (0) | |
associativity = 0x0 (0) | |
size (Kb) = 0x0 (0) | |
L2 TLB/cache information: 2M/4M pages & L2 TLB (0x80000006/eax): | |
instruction # entries = 0x0 (0) | |
instruction associativity = L2 off (0) | |
data # entries = 0x0 (0) | |
data associativity = L2 off (0) | |
L2 TLB/cache information: 4K pages & L2 TLB (0x80000006/ebx): | |
instruction # entries = 0x0 (0) | |
instruction associativity = L2 off (0) | |
data # entries = 0x0 (0) | |
data associativity = L2 off (0) | |
L2 unified cache information (0x80000006/ecx): | |
line size (bytes) = 0x40 (64) | |
lines per tag = 0x0 (0) | |
associativity = 8-way (6) | |
size (Kb) = 0x100 (256) | |
L3 cache information (0x80000006/edx): | |
line size (bytes) = 0x0 (0) | |
lines per tag = 0x0 (0) | |
associativity = L2 off (0) | |
size (in 512Kb units) = 0x0 (0) | |
Advanced Power Management Features (0x80000007/edx): | |
temperature sensing diode = false | |
frequency ID (FID) control = false | |
voltage ID (VID) control = false | |
thermal trip (TTP) = false | |
thermal monitor (TM) = false | |
software thermal control (STC) = false | |
100 MHz multiplier control = false | |
hardware P-State control = false | |
TscInvariant = true | |
Physical Address and Linear Address Size (0x80000008/eax): | |
maximum physical address bits = 0x28 (40) | |
maximum linear (virtual) address bits = 0x30 (48) | |
maximum guest physical address bits = 0x0 (0) | |
Logical CPU cores (0x80000008/ecx): | |
number of CPU cores - 1 = 0x0 (0) | |
ApicIdCoreIdSize = 0x0 (0) | |
(multi-processing synth): none | |
(multi-processing method): Intel leaf 0xb | |
(APIC widths synth): CORE_width=0 SMT_width=0 | |
(APIC synth): PKG_ID=0 CORE_ID=0 SMT_ID=0 | |
(synth) = Intel Xeon E7-8800 / Xeon E7-4800 / Xeon E7-2800 (Westmere-EX A2), 32nm |
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