AMD Phenom II X2 550

MD Phenom II X2 550 BE (rev. C2) specifications

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General information
Type CPU / Microprocessor
Market segment Desktop
Family AMD Phenom II X2
Model number ? 550
CPU part numbers

HDZ550WFK2DGI is an OEM/tray microprocessor
HDZ550WFGIBOX is a boxed microprocessor with fan and heatsink

Stepping codes AACYC AC CACYC AC
Frequency ? 3.1 GHz / 3100 MHz
Bus speed ? 667 MHz Memory controller
One 2000 MHz 16-bit HyperTransport link (4 GT/s)
Clock multiplier ? 15.5
Package 938-pin organic micro-PGA
Socket Socket AM2+

Socket AM3
Fan/heatsink AV-Z7UH01K001-1309
Introduction date Jun 2, 2009
Price at introduction $102
Architecture / Microarchitecture
Instruction set x86
Microarchitecture K10
Platform Dragon
Processor core ? Callisto
Core stepping ? RB-C2
CPUID 100F42
Manufacturing process 0.045 micron silicon-on-insulator (SOI) technology
Die 258mm2
Data width
64 bit
The number of CPU cores 2
The number of threads 2
Floating Point Unit Integrated
Level 1 cache size ? 2 x 64 KB 2-way set associative instruction caches
2 x 64 KB 2-way set associative data caches
Level 2 cache size ? 2 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)
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 ? 1.2V - 1.425V
V NorthBridge 1.05V - 1.15V
Maximum operating temperature ? 55°C - 70°C
Thermal Design Power ? 80 Watt (Socket AM2+/Socket AM3)
94 Watt (Socket AM2)