AMD Phenom II X2 B57 vs Intel Core 2 Extreme QX6800

Table of Contents

Physical Specifications

Socket AMD Socket AM3 Intel Socket 775
Process size 45 nm 65 nm
Transistors 758 million 582 million
Die size 258 mm² 2x 143 mm²
Package µPGA FC-LGA6
Foundry Intel

Performance

Frequency 3.2 GHz 2.933 GHz
Turbo clock
Base clock 200 MHz 266 MHz
Multiplier 16.0x 11.0x
Multiplier unlocked No Yes
Voltage 1.425 V 1.34 V
TDP 80 W 130 W

Architecture Details

Vertical Segment Desktop Desktop
Production status End-of-life End-of-life
Release date May 11th, 2010 Apr 9th, 2007
Codename Callisto Kentsfield
Generation Phenom II X2 Core 2 Extreme
Part HDXB57WFK2DGM SL9UK
Memory support DDR3 Dual-channel DDR1, DDR2, DDR3 Dual-channel
ECC memory No No
PCI Express Gen 2 Gen 2

Cores

Total Cores 2 4
Total Threads 2 4
SMP # CPUs 1 1
Integrated graphics

Cache

Cache L1 128K (per core) 64K (per core)
Cache L2 512K (per core) 8MB (shared)
Cache L3 6MB (shared)

Notes

Notes AMD Business Class processor, availability guaranteed for 24 months after release. This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. Also available with G0 Stepping, Part #: SLACP, R

Features & Technologies

3DNow! Yes
AMD-V Yes
AMD64 Yes
EIST Yes
Intel 64 Yes
MMX Yes Yes
NX bit Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4A Yes
SSSE3 Yes
VT-x Yes
iAMT2 Yes

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