AMD Phenom II X4 955 - HDX955WFK4DGM
Specifications
| General information | |
| Type | CPU / Microprocessor |
| Market segment | Desktop |
| Family | AMD Phenom II X4 |
| Model number ? | 955 |
| CPU part number | HDX955WFK4DGM is an OEM/tray microprocessor |
| Stepping code | CACAC AC |
| Frequency ? | 3200 MHz |
| Bus speed ? | 667 MHz Memory controller One 2000 MHz 16-bit HyperTransport link |
| Clock multiplier ? | 16 |
| Package | 938-pin organic micro-PGA |
| Sockets | Socket AM2+ Socket AM3 |
| Introduction date | 2nd - 3rd quarter 2010 |
| Architecture / Microarchitecture | |
| Microarchitecture | K10 |
| Platform | Dragon |
| Processor core ? | Deneb |
| Core stepping ? | C3 |
| CPUID | 100F43 |
| Manufacturing process | 0.045 micron SOI 758 million transistors |
| Die size | 258mm2 |
| Data width | 64 bit |
| The number of cores | 4 |
| The number of threads | 4 |
| Floating Point Unit | Integrated |
| Level 1 cache size ? | 4 x 64 KB 2-way associative instruction caches 4 x 64 KB 2-way associative data caches |
| Level 2 cache size ? | 4 x 512 KB 16-way associative caches |
| Level 3 cache size | 6 MB shared 48-way associative cache |
| Virtual memory | 256 TB |
| Multiprocessing | Uniprocessor |
| Features |
|
| Low power features |
|
| On-chip peripherals |
|
| Electrical/Thermal parameters | |
| V core ? | 0.85V - 1.4V |
| Maximum operating temperature ? | 55°C - 62°C |
| Thermal Design Power ? | 95 Watt |
CPUs, related to AMD Phenom II X4 955 (95W, rev. C3, non-BE)
| Model | Cores / Threads |
Freq. | Turbo freq. |
L2 cache |
L3 cache |
TDP | Features |
|---|---|---|---|---|---|---|---|
| AMD Phenom II X4 family, Socket AM2+ / Socket AM3 | |||||||
| AMD Phenom II X4 955 (95W, rev. C3, BE) | 4 / 4 | 3.2 GHz | 2 MB | 6 MB | 125 Watt | Unlock | |
| AMD Phenom II X4 960T | 4 / 4 | 3 GHz | 3.4 GHz | 2 MB | 6 MB | 95 Watt | TBT, Unlock |
| AMD Phenom II X4 B99 | 4 / 4 | 3.3 GHz | 2 MB | 6 MB | 95 Watt | ||
| AMD Phenom II X4 965 (125W, non-BE) | 4 / 4 | 3.4 GHz | 2 MB | 6 MB | 125 Watt | ||
| AMD Phenom II X4 965 (140W, BE) | 4 / 4 | 3.4 GHz | 2 MB | 6 MB | 140 Watt | Unlock | |
| AMD Phenom II X4 965 (125W, BE) | 4 / 4 | 3.4 GHz | 2 MB | 6 MB | 125 Watt | Unlock | |
| AMD Phenom II X4 970 (rev. C3) | 4 / 4 | 3.5 GHz | 2 MB | 6 MB | 125 Watt | Unlock | |
| AMD Phenom II X4 970 (rev. E0) | 4 / 4 | 3.5 GHz | 2 MB | 6 MB | 125 Watt | Unlock | |
| AMD Phenom II X4 975 | 4 / 4 | 3.6 GHz | 2 MB | 6 MB | 125 Watt | Unlock | |
| AMD Phenom II X4 980 | 4 / 4 | 3.7 GHz | 2 MB | 6 MB | 125 Watt | Unlock | |
| AMD Phenom II X4 family, K10 micro-architecture, Other sockets | |||||||
| AMD Phenom II X4 920 | 4 / 4 | 2.8 GHz | 2 MB | 6 MB | 140.8 Watt | ||
| AMD Phenom II X4 940 | 4 / 4 | 3 GHz | 2 MB | 6 MB | 139.6 Watt | Unlock | |
| Other families, K10 micro-architecture, Socket AM2+ / Socket AM3 | |||||||
| AMD Athlon II 170u | 1 / 1 | 2 GHz | 1 MB | 20 Watt | |||
| AMD Sempron 150 | 1 / 1 | 2.9 GHz | 1 MB | 45 Watt | |||
| AMD Athlon X2 5200+ (0.045 micron) | 2 / 2 | 2.3 GHz | 1 MB | 65 Watt | |||
| AMD Sempron X2 190 | 2 / 2 | 2.5 GHz | 1 MB | 45 Watt | |||
| AMD Athlon II X2 B30 | 2 / 2 | 3.6 GHz | 2 MB | 65 Watt | |||
| AMD Phenom II X2 570 BE | 2 / 2 | 3.5 GHz | 1 MB | 6 MB | 80 Watt | Unlock | |
| AMD Phenom II X3 B77 | 3 / 3 | 3.2 GHz | 1.5 MB | 6 MB | 95 Watt | ||
| AMD Athlon II X3 460 | 3 / 3 | 3.4 GHz | 1.5 MB | 95 Watt | |||
• Highlighted numbers and features indicate whether specific processor performs better or worse than Phenom II X4 955 (95W, rev. C3, non-BE)
• Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
• List of related CPUs is not complete.
• Features abbreviations:
TBT - Dynamic Acceleration / Turbo Boost
Unlock - Unlocked multiplier
Unlock - Unlocked multiplier
Pictures (0)
News
Apr 05, 2010: Two new Phenom II X4 microprocessors are coming this quarter -
model 955 with lower power consumption, and business class processor
B97. Both processors will be based on C3 core revision,
and have 95 Watt Thermal Design Power.
CPU ID (1)
NOTE: CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the AMD Phenom II X4 955 CPU.
|
|
| General information | |
|---|---|
| Vendor: | AuthenticAMD |
| Processor name (BIOS): | AMD Phenom(tm) II X4 955 Processor |
| Cores: | 4 |
| Logical processors: | 4 |
| Processor type: | Original OEM Processor |
| Core stepping: | RB-C3 |
| CPUID signature: | 100F43 |
| Family: | 16 (010h) |
| Model: | 4 (04h) |
| Stepping: | 3 (03h) |
| Cache: | L1 data | L1 instruction | L2 | L3 |
|---|---|---|---|---|
| Size: | 4 x 64 KB | 4 x 64 KB | 4 x 512 KB | 6 MB |
| Associativity: | 2-way set associative |
2-way set associative |
16-way set associative |
48-way set associative |
| Line size: | 64 bytes | 64 bytes | 64 bytes | 64 bytes |
| Lines per tag: | 1 | 1 | 1 | 1 |
| Instruction set extensions | Additional instructions | ||
|---|---|---|---|
| MMX | Advanced Bit manipulation | ||
| AMD extensions to MMX | CLFLUSH | ||
| 3DNow! | CMOV | ||
| Extensions to 3DNow! | CMPXCHG16B | ||
| SSE | CMPXCHG8B | ||
| SSE2 | FXSAVE/FXRSTORE | ||
| SSE3 | MONITOR/MWAIT | ||
| SSE4A | POPCNT | ||
| PREFETCH/PREFETCHW | |||
| SYSCALL/SYSRET | |||
| SYSENTER/SYSEXIT | |||
| Major features | Other features | ||
| On-chip Floating Point Unit | 1 GB large page support | ||
| 64-bit / Intel 64 | 100MHz multiplier control | ||
| NX bit/XD-bit | 128-bit SSE instructions | ||
| Secure Virtual Machine (Virtualization) | 36-bit page-size extensions | ||
| PowerNow! / Cool'n'Quiet | Advanced programmable interrupt controller | ||
| Core multi-processing legacy mode | |||
| Debugging extensions | |||
| Extended APIC space | |||
| Hardware P-state control | |||
| Hardware thermal control | |||
| Instruction based sampling | |||
| LAHF/SAHF support in 64-bit mode | |||
| LBR virtualization | |||
| LOCK MOV CR0 means MOV CR8 | |||
| Machine check architecture | |||
| Machine check exception | |||
| Memory-type range registers | |||
| Misaligned SSE mode | |||
| Model-specific registers | |||
| Nested page tables | |||
| OS visible workaround | |||
| Page attribute table | |||
| Page global extension | |||
| Page-size extensions (4MB pages) | |||
| Physical address extensions | |||
| RDTSCP | |||
| SKINIT and STGI support | |||
| SVM lock | |||
| Software thermal control | |||
| Support for NRIP save | |||
| THERMTRIP | |||
| TSC rate is ensured to be invariant across all states | |||
| Temperature sensor | |||
| Time stamp counter | |||
| Virtual 8086-mode enhancements | |||
| Watchdog timer support | |||
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