AMD Athlon II X4 641 vs Intel Core 2 Quad Q8400

Table of Contents

Physical Specifications

Socket AMD Socket FM1 Intel Socket 775
Process size 32 nm 45 nm
Transistors 1,178 million 456 million
Die size 228 mm² 2x 82 mm²
Package µPGA FC-LGA6
Foundry Intel
tCaseMax 71°C

Performance

Frequency 2.8 GHz 2.666 GHz
Turbo clock
Base clock 100 MHz 333 MHz
Multiplier 28.0x 8.0x
Multiplier unlocked No No
Voltage 1.4125 V 1.11 V
TDP 100 W 95 W

Architecture Details

Vertical Segment Desktop Desktop
Production status unknown End-of-life
Release date Feb 6th, 2012 Apr 19th, 2009
Codename Llano Yorkfield
Generation Athlon II X4 Core 2 Quad
Part AD641XWNZ43GXAD641XWNGXBOX SLGT6
Memory support DDR3 Dual-channel DDR1, DDR2, DDR3 Dual-channel
ECC memory No No
PCI Express 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 1MB (per core) 4MB (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
iAMT2 Yes

Compare

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