Intel Core 2 Quad Q8400S vs Intel Core i5-2557M

Table of Contents

Physical Specifications

Socket Intel Socket 775 Intel BGA 1023
Foundry Intel Intel
Process size 45 nm 32 nm
Transistors 456 million 624 million
Die size 2x 82 mm² 149 mm²
Package FC-LGA6 rPGA
tCaseMax 76°C

Performance

Frequency 2.666 GHz 1700 MHz
Turbo clock
Base clock 333 MHz 100 MHz
Multiplier 8.0x 17.0x
Multiplier unlocked No No
Voltage 0.9 V
TDP 65 W 17 W

Architecture Details

Vertical Segment Desktop Mobile
Production status End-of-life End-of-life
Release date Apr 19th, 2009 Jun 1st, 2011
Codename Yorkfield Sandy Bridge
Generation Core 2 Quad Core i5
Part SLGT7 SR0CS
Memory support DDR1, DDR2, DDR3 Dual-channel DDR3 Dual-channel
ECC memory No No
PCI Express Gen 2

Cores

Total Cores 4 2
Total Threads 4 4
SMP # CPUs 1 1
Integrated graphics Intel HD 3000

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 4MB (shared) 256K (per core)
Cache L3 3MB (shared)

Features & Technologies

AES-NI Yes
AVX 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
Turbo Boost Yes
VT-d Yes
VT-x Yes
XD bit Yes
iAMT2 Yes

Compare

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