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AMD Phenom II X4 955 Black Edition - HDZ955FBK4DGI / HDZ955FBGIBOX

CPU » AMD » K10 families » Phenom II X4 » 955

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AMD Phenom II X4 955 specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyAMD Phenom II X4
Model number  ? 955
CPU part numbersHDZ955FBK4DGI is an OEM/tray microprocessor
HDZ955FBGIBOX is a boxed microprocessor
Stepping codesAACYC AC   CACYC AC
Frequency  ? 3200 MHz
Bus speed  ? 667 MHz Memory controller
One 2000 MHz 16-bit HyperTransport link
Clock multiplier  ? 16
Package938-pin organic micro-PGA
SocketsSocket AM2+
Socket AM3
Introduction dateApr 23, 2009
Price at introduction$245
 
Architecture / Microarchitecture
MicroarchitectureK10
PlatformDragon
Processor core  ? Deneb
Core stepping  ? C2
CPUID100F42
Manufacturing process0.045 micron SOI
758 million transistors
Die size258mm2
Data width64 bit
The number of cores4
The number of threads4
Floating Point UnitIntegrated
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 size6 MB shared 48-way associative cache
Virtual memory256 TB
MultiprocessingUniprocessor
Features
  • MMX instructions
  • 3DNow! technology
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSE4a  ? 
  • ABM / Advanced Bit Manipulation  ? 
  • AMD64 / AMD 64-bit technology  ? 
  • AMD-V / AMD Virtualization technology
  • EVP / Enhanced Virus Protection  ? 
Low power features
  • Cool'n'Quiet 3.0
  • CoolCore Technology  ? 
  • Dual Dynamic Power Management  ? 
  • Core C1 and C1E states
  • Package S0, S1, S3, S4 and S5 states
On-chip peripherals
  • Integrated 144-bit DDR2/DDR3 Memory Controller
  • HyperTransport 3 technology
 
Electrical / Thermal parameters
V core  ? 0.85V - 1.425V
Maximum operating temperature  ? 55°C - 62°C
Thermal Design Power  ? 125 Watt
 
Notes on AMD HDZ955FBK4DGI
  • The processor has unlocked clock multiplier
  • The fastest supported memory is DDR2-1066 and DDR3-1333

CPUs, related to AMD Phenom II X4 955 (125W, rev. C2, BE)

Model Cores /
Threads		 Freq. Turbo
freq.		 L2
cache		 L3
cache		 TDP Features Price
AMD Phenom II X4 family, Socket AM2+ / Socket AM3
   Phenom II X4 955 (125W, rev. C2)4 / 43.2 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 955 (125W, rev. C3)4 / 43.2 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 955 (95W, rev. C3, non-BE)4 / 43.2 GHz 2 MB6 MB95 WattUnlock 
   Phenom II X4 B974 / 43.2 GHz 2 MB6 MB95 WattUnlock 
   Phenom II X4 955 (125W, rev. C2, BE)4 / 43.2 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 955 (125W, rev. C3, BE)4 / 43.2 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 960T4 / 43 GHz3.4 GHz2 MB6 MB95 WattTBT, Unlock 
   Phenom II X4 B994 / 43.3 GHz 2 MB6 MB95 WattUnlock 
   Phenom II X4 965 (125W, non-BE)4 / 43.4 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 965 (140W, BE)4 / 43.4 GHz 2 MB6 MB140 WattUnlock$81
   Phenom II X4 965 (125W, BE)4 / 43.4 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 970 (rev. C3)4 / 43.5 GHz 2 MB6 MB125 WattUnlock$142
   Phenom II X4 970 (rev. E0)4 / 43.5 GHz 2 MB6 MB125 WattUnlock 
   Phenom II X4 9754 / 43.6 GHz 2 MB6 MB125 WattUnlock$153
   Phenom II X4 9804 / 43.7 GHz 2 MB6 MB125 WattUnlock$163
AMD Phenom II X4 family, K10 micro-architecture, Other sockets
   Phenom II X4 9204 / 42.8 GHz 2 MB6 MB140.8 WattUnlock 
   Phenom II X4 9404 / 43 GHz 2 MB6 MB139.6 WattUnlock 
Other families, K10 micro-architecture, Socket AM2+ / Socket AM3
   Athlon II 170u1 / 12 GHz 1 MB 20 WattUnlock 
   Athlon X2 5200+ (0.045 micron)2 / 22.3 GHz 1 MB 65 WattUnlock 
   Sempron X2 1902 / 22.5 GHz 1 MB 45 WattUnlock 
   Athlon II X2 2802 / 23.6 GHz 2 MB 65 WattUnlock$49
   Phenom II X2 570 BE2 / 23.5 GHz 1 MB6 MB80 WattUnlock 
   Phenom II X3 B773 / 33.2 GHz 1.5 MB6 MB95 WattUnlock 
   Athlon II X3 4603 / 33.4 GHz 1.5 MB 95 WattUnlock$69

 • Highlighted numbers and features indicate whether specific processor performs better or worse than Phenom II X4 955 (125W, rev. C2, BE)

 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)

 • The 'Price' column shows official AMD prices as of Apr 29, 2013. Prices for obsolete and tray-only processors are not provided.

 • List of related CPUs is not complete.

 • Features abbreviations:

TBT - Dynamic Acceleration / Turbo Boost
Unlock - Unlocked multiplier

FAQ

Q: Is it possible to upgrade my Phenom II X4 955 CPU?
A: Probably yes. Processor compatibility is determined by your motherboard. Please see CPU-Upgrade.com website for CPU support list for your board.

AMD Phenom II X4 955 Overclocking

Sorry, overclocking information is not available at this time.

Pictures (3)

 
2009-07-16 19:54:19
Posted by: Neon

  		 
Phenom II X4 955 BE CPU pictures
2012-03-12 00:08:37
Posted by: gshv

Top view. Stepping code is CACYC AC. The processor was manufactured in the second half of March. 		Phenom II X4 955 BE CPU pictures
 
2012-03-12 00:09:07
Posted by: gshv

View from the bottom. 		 

Benchmarks

Benchmark tools

  • Compare AMD 955 (125W, rev. C2, BE) benchmark results with all tested CPUs from one of the following families:

  • To compare this Phenom II X4 CPU with any tested processor please proceed to
  • For additional benchmarks, comparing multi-threaded performance of this microprocessor with other Phenom II X4 CPUs and the fastest AMD and Intel x86 chips, please visit AMD Phenom II X4 955 (125W, rev. C2, BE) benchmarks page.

AMD 955 (125W, rev. C2, BE) benchmarks

The graphs below show up to 10 processors with aproximately the same level of performance in different types of applications. All processors were tested at nominal frequency (not overclocked), with stock heatsink and default BIOS settings. To see how the 955 (125W, rev. C2, BE) compares to other CPUs please see benchmark tools section above.

Benchmarked processor

CPU ID:0F42h
CPU vendor string:AuthenticAMD
CPU name string:AMD Phenom(tm) II X4 955 Processor

Integer performance

Part number   Result
AMD Phenom II X4 965 (125W, BE)  ? 
106.3%
AMD Phenom II X4 965 (140W, BE)  ? 
106.2%
Intel Core 2 Quad Q9400  ? 
101.2%
Intel Core 2 Quad Q6700  ? 
100.9%
AMD FX-6300  ? 
100%
AMD Phenom II X4 955 (125W, rev. C2, BE)  ? 
100%
AMD Phenom II X4 955 (125W, rev. C2)  ? 
100%
AMD Phenom II X4 B97  ? 
99.9%
AMD Phenom II X4 955 (125W, rev. C3, BE)  ? 
99.9%
AMD Phenom II X4 840  ? 
99.7%
AMD FX-6100  ? 
97.2%

Floating Point performance

Part number   Result
Intel Core i5-3450S  ? 
105.6%
Intel Core i5-2320  ? 
103.6%
Intel Core i5-2310  ? 
100.3%
AMD Phenom II X4 955 (125W, rev. C3, BE)  ? 
100.1%
AMD Phenom II X4 955 (125W, rev. C2)  ? 
100.1%
AMD Phenom II X4 955 (125W, rev. C2, BE)  ? 
100%
AMD Phenom II X4 840  ? 
99.6%
AMD Phenom II X4 B97  ? 
99.1%
Intel Core i5-2300  ? 
97%
AMD Athlon II X4 645  ? 
96.6%
AMD FX-8120 (95W)  ? 
96.3%

MMX / SSE / SSE2 performance

Part number   Result
Intel Core i5-655K  ? 
100.3%
Intel Core i5-661  ? 
100.3%
AMD Phenom II X4 955 (125W, rev. C3, BE)  ? 
100.2%
Intel Core i5-660  ? 
100.1%
AMD Phenom II X4 955 (125W, rev. C2)  ? 
100.1%
AMD Phenom II X4 955 (125W, rev. C2, BE)  ? 
100%
AMD Phenom II X4 B97  ? 
99.9%
Intel Core i5-750  ? 
99.4%
AMD Phenom II X4 840  ? 
98.8%
Intel Core i5-2520M (PGA)  ? 
97.5%
Intel Core 2 Quad Q9400  ? 
96.4%

Memory-intensive program performance

Part number   Result
AMD Phenom II X4 965 (125W, BE)  ? 
101.3%
AMD Phenom II X4 965 (140W, BE)  ? 
101%
Intel Core i5-661  ? 
100.4%
Intel Core i5-660  ? 
100.2%
AMD Phenom II X6 1065T  ? 
100%
AMD Phenom II X4 955 (125W, rev. C2, BE)  ? 
100%
AMD Phenom II X4 960T  ? 
98.8%
AMD Phenom II X4 955 (125W, rev. C2)  ? 
98.6%
AMD Phenom II X4 B97  ? 
98.6%
AMD Phenom II X4 955 (125W, rev. C3, BE)  ? 
98.5%
AMD FX-6100  ? 
98%

CPU ID (2)

CPUID Tools

CPUID features of Phenom II X4 955

NOTE: The 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.

Manufacturer:AMD
CPU Family:Phenom II X4
Model Number:955
Frequency:2241 MHz
Part number:
HDZ955FBK4DGI
Stepping Code:CACYC AC 0913APMW
Comment:
Submitted by:CPU-World
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-C2
CPUID signature:100F42
Family:16 (010h)
Model: 4 (04h)
Stepping: 2 (02h)

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 extensionsAdditional 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
  RDTSCP
  SKINIT / STGI support
  SYSCALL/SYSRET
  SYSENTER/SYSEXIT
 
Major featuresOther 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
  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

Comments (3)

You're welcome to post suggestions, corrections, your own personal AMD Phenom II X4 955 review, or your experience with the microprocessor. Please do not ask upgrade and troubleshooting questions, and do not start discussions.

Hypertransport

2010-01-11 07:06:32
Posted by: Bjoern

The 955 have a HT-Link Speed of 4GT/s (2GHZ) @ 16Bit.

Response: Page was corrected. Thank you!

Re: Hypertransport

2010-12-01 09:00:57
Posted by: vinibali

Dear Bjoern!
You can adjust it manually to 5.2GT/s!

PhenomII 955

2012-01-23 10:48:38
Posted by: Mickie Mouse

Stock HT speed is there for a reason...Parasitics will develop with overspeed causing high retry count

Last modified: 14 May 2013
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