AMD Athlon II X2 255e - AD255EHDK23GM

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Specifications

Preliminary information. The part is not released yet.

General information
Type	CPU / Microprocessor
Market segment	Desktop
Family	AMD Athlon II X2
Model number ?	255e
CPU part number	AD255EHDK23GM is an OEM/tray microprocessor
Stepping code	AAEKC AE
Frequency ?	3100 MHz
Bus speed ?	533 MHz Memory controller One 2000 MHz 16-bit HyperTransport link
Clock multiplier ?	15.5
Package	938-pin organic micro-PGA
Sockets	Socket AM2+ Socket AM3

Architecture / Microarchitecture
Microarchitecture	K10
Processor core ?	Regor
Core stepping ?	C3
CPUID	100F63
Manufacturing process	0.045 micron 234 million transistors
Die size	117.5mm²
Data width	64 bit
The number of cores	2
The number of threads	2
Floating Point Unit	Integrated
Level 1 cache size ?	2 x 64 KB instruction caches 2 x 64 KB data caches
Level 2 cache size ?	2 x 1 MB caches
Multiprocessing	Uniprocessor
Features	MMX 3DNow! SSE SSE2 SSE3 SSE4A ? Advanced Bit Manipulation ? AMD64 technology ? AMD-V (virtualization) technology 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
Thermal Design Power ?	45 Watt

CPUs, related to AMD Athlon II X2 255e

Model Cores /
Threads Freq. L2
cache L3
cache TDP Features

AMD Athlon II X2 family, Socket AM2+ / Socket AM3

   AMD Athlon II X2 B24 (rev. C3) 2 / 2 3 GHz 2 MB 65 Watt

   AMD Athlon II X2 255 (rev. C2) 2 / 2 3.1 GHz 2 MB 65 Watt

   AMD Athlon II X2 255 (rev. C3) 2 / 2 3.1 GHz 2 MB 65 Watt

   AMD Athlon II X2 260 (rev. C3) 2 / 2 3.2 GHz 2 MB 65 Watt

   AMD Athlon II X2 B26 2 / 2 3.2 GHz 2 MB 65 Watt

   AMD Athlon II X2 265 2 / 2 3.3 GHz 2 MB 65 Watt

   AMD Athlon II X2 270 2 / 2 3.4 GHz 2 MB 65 Watt

   AMD Athlon II X2 B28 2 / 2 3.4 GHz 2 MB 65 Watt

   AMD Athlon II X2 275 2 / 2 3.5 GHz 2 MB 65 Watt

   AMD Athlon II X2 B30 2 / 2 3.6 GHz 2 MB 65 Watt

AMD Athlon II X2 family, K10 micro-architecture, Other sockets

   AMD Athlon II X2 221 2 / 2 2.8 GHz 1 MB 65 Watt

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 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

   AMD Phenom II X4 980 4 / 4 3.7 GHz 2 MB 6 MB 125 Watt Unlock

• Highlighted numbers and features indicate whether specific processor performs better or worse than Athlon II X2 255e

• Not yet released microprocessors are marked with cyan color

• 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:

Unlock - Unlocked multiplier

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Last modified: 5 Apr 2012

AMD Athlon II X2 255e - AD255EHDK23GM

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