Intel Core 2 Quad Q9400S vs Intel Core i7-640M

Table of Contents

Physical Specifications

Socket Intel Socket 775 Intel Socket G1
Foundry Intel Intel
Process size 45 nm 32 nm
Transistors 456 million 384 million
Die size 2x 82 mm² 81 mm²
Package FC-LGA6 rPGA
tCaseMax 76°C

Performance

Frequency 2.666 GHz 2.8 GHz
Turbo clock up to 3.467 GHz
Base clock 333 MHz 133 MHz
Multiplier 8.0x 21.0x
Multiplier unlocked No No
Voltage 0.9 V
TDP 65 W 35 W

Architecture Details

Vertical Segment Desktop Mobile
Production status End-of-life End-of-life
Release date Jan 18th, 2009 Sep 1st, 2010
Codename Yorkfield Arrandale
Generation Core 2 Quad Core i7
Part SLG9U SLBTN
Memory support DDR1, DDR2, DDR3 Dual-channel DDR3
ECC memory No No
PCI Express Gen 2 Gen 2

Cores

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

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 6MB (shared) 256K (per core)
Cache L3 4MB (shared)

Features & Technologies

AES-NI Yes
EIST Yes Yes
HTT Yes
Intel 64 Yes Yes
MMX Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.1 Yes Yes
SSE4.2 Yes
SSSE3 Yes
Smart Cache Yes
TXT Yes Yes
Turbo Boost Yes
VT-d Yes
VT-x Yes Yes
XD bit Yes
iAMT2 Yes

Notes

Notes 177M GPU Transistors

Compare

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