AMD Opteron X2 260 HE vs AMD Phenom II X2 B55

Table of Contents

Physical Specifications

Socket AMD Socket 940 AMD Socket AM3
Process size 90 nm 45 nm
Transistors 233 million 758 million
Die size unknown 258 mm²
Package µPGA µPGA

Performance

Frequency 1600 MHz 3 GHz
Turbo clock
Base clock 200 MHz 200 MHz
Multiplier 8.0x 15.0x
Multiplier unlocked No No
Voltage 1.35 V 1.425 V
TDP 55 W 80 W

Architecture Details

Vertical Segment Server/Workstation Desktop
Production status End-of-life End-of-life
Release date Aug 1st, 2005 Oct 1st, 2009
Codename Italy Callisto
Generation Opteron X2 Phenom II X2
Part OSK260FAA6CB HDXB55WFK2DGM
Memory support unknown Dual-channel DDR3 Dual-channel
ECC memory No No
PCI Express Gen 2 Gen 2

Cores

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

Cache

Cache L1 128K 128K (per core)
Cache L2 1MB 512K (per core)
Cache L3 6MB (shared)

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

Notes

Notes AMD Business Class processor, availability guaranteed for 24 months after release.

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