Procesor firmy AMD
model Phenom II X4 955
4 x 3,2GHz
socket AM3
General information
Type CPU / Microprocessor
Market segment Desktop
Family AMD Phenom II X4
Model number ? 955
CPU part numbers
HDZ955FBK4DGM is an OEM/tray microprocessor
HDZ955FBGMBOX is a boxed microprocessor with fan and heatsink
Stepping codes AACAC AC CACAC AC
Frequency ? 3.2 GHz / 3200 MHz
Bus speed ? 667 MHz Memory controller
One 2000 MHz 16-bit HyperTransport link (4 GT/s)
Clock multiplier ? 16
Package 938-pin organic micro-PGA
Socket Socket AM2+
Socket AM3
Weight 1.4oz / 38.4g (CPU)
1lb 1.2oz / 487.2g (Box)
Fan/heatsink AV-Z7UH40Q001-4109
End-of-Life date December 2012
Architecture / Microarchitecture
Instruction set x86
Microarchitecture K10
Platform Dragon
Processor core ? Deneb
Core stepping ? RB-C3
CPUID 100F43
Manufacturing process 0.045 micron silicon-on-insulator (SOI) technology
758 million transistors
Die 258mm2
Data width 64 bit
The number of CPU cores 4
The number of threads 4
Floating Point Unit Integrated
Level 1 cache size ? 4 x 64 KB 2-way set associative instruction caches
4 x 64 KB 2-way set associative data caches
Level 2 cache size ? 4 x 512 KB 16-way set associative exclusive caches
Level 3 cache size Shared 6 MB 48-way set associative cache
Cache latency 3 (L1 cache)
15 (L2 cache)
54 (L3 cache) [1]
Virtual memory 256 TB
Multiprocessing Uniprocessor
Extensions & Technologies
MMX instructions
Extensions to MMX
3DNow! technology
Extensions to 3DNow!
SSE / Streaming SIMD Extensions
SSE2 / Streaming SIMD Extensions 2
SSE3 / Streaming SIMD Extensions 3
SSE4a ?
AMD64 / AMD 64-bit technology ?
AMD-V / AMD Virtualization technology
Security Features EVP / Enhanced Virus Protection ?
Low power features
Cool'n'Quiet 3.0
CoolCore Technology ?
Integrated Graphics Processing Unit
None
Integrated peripherals / components
Memory controller The number of controllers: 1
Memory channels (per controller): 2
Memory channels (total): 2
Supported memory: DDR2-1066, DDR3-1333
Other peripherals HyperTransport 3 technology
Electrical / Thermal parameters
V core ? 0.85V - 1.4V
Maximum operating temperature ? 55°C - 62°C
Thermal Design Power ? 125 Watt