AMD Athlon II X4 645 vs Intel Core 2 Quad Q9550S

Table of Contents

Physical Specifications

Socket AMD Socket AM3 Intel Socket 775
Process size 45 nm 45 nm
Transistors 300 million 820 million
Die size 169 mm² 2x 107 mm²
Package µPGA FC-LGA6
Foundry Intel
tCaseMax 76°C

Performance

Frequency 3.1 GHz 2.833 GHz
Turbo clock
Base clock 200 MHz 333 MHz
Multiplier 15.5x 8.5x
Multiplier unlocked No No
Voltage 1.4 V 0.9 V
TDP 95 W 65 W

Architecture Details

Vertical Segment Desktop Desktop
Production status End-of-life End-of-life
Release date Sep 21st, 2010 Jan 27th, 2009
Codename Propus Yorkfield
Generation Athlon II X4 Core 2 Quad
Part ADX645WFK42GMADX645WFGMBOX SLGAE
Memory support DDR3 Dual-channel DDR1, DDR2, DDR3 Dual-channel
ECC memory No No
PCI Express Gen 2 Gen 2

Cores

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

Cache

Cache L1 128K (per core) 64K (per core)
Cache L2 512K (per core) 12MB (shared)

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
SSE4.1 Yes
SSE4A Yes
TXT Yes
VT-x Yes
iAMT2 Yes

Compare

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