AMD Athlon II X2 255 vs AMD Opteron X2 260 HE

Table of Contents

Physical Specifications

Socket AMD Socket AM3 AMD Socket 940
Process size 45 nm 90 nm
Transistors 410 million 233 million
Die size 117 mm² unknown
Package µPGA µPGA

Performance

Frequency 3.1 GHz 1600 MHz
Turbo clock
Base clock 200 MHz 200 MHz
Multiplier 15.5x 8.0x
Multiplier unlocked No No
Voltage 1.15 V 1.35 V
TDP 65 W 55 W

Architecture Details

Vertical Segment Desktop Server/Workstation
Production status End-of-life End-of-life
Release date Jan 25th, 2010 Aug 1st, 2005
Codename Regor Italy
Generation Athlon II X2 Opteron X2
Part ADX255OCK23GQ OSK260FAA6CB
Memory support DDR3 Dual-channel unknown Dual-channel
ECC memory No No
PCI Express Gen 2 Gen 2

Cores

Total Cores 2 2
Total Threads 2 2
SMP # CPUs 1 2
Integrated graphics

Cache

Cache L1 128K 128K
Cache L2 1MB 1MB

Features & Technologies

3DNow! Yes Yes
AMD-V Yes
AMD64 Yes Yes
MMX Yes Yes
NX bit Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4A Yes

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