Intel Core 2 Extreme QX9775 vs Intel Core i5-4250U

Table of Contents

Physical Specifications

Socket Intel Socket 771 Intel BGA 1168
Foundry Intel Intel
Process size 45 nm 22 nm
Transistors 820 million 1,400 million
Die size 2x 107 mm² 118 mm²
Package FC-LGA6 FC-BGA1168
tCaseMax 63°C

Performance

Frequency 3.2 GHz 1300 MHz
Turbo clock up to 2.6 GHz
Base clock 400 MHz 100 MHz
Multiplier 8.0x 13.0x
Multiplier unlocked Yes No
Voltage 1.35 V
TDP 150 W 15 W

Architecture Details

Vertical Segment Desktop Mobile
Production status End-of-life unknown
Release date Mar 24th, 2008 Jun 4th, 2013
Codename Yorkfield Haswell
Generation Core 2 Extreme Core i5
Part EU80574XL088N SR16M
Memory support DDR2 DDR3
ECC memory No No

Cores

Total Cores 4 2
Total Threads 4 4
SMP # CPUs 1 1
Integrated graphics Intel HD 5000

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 12MB (shared) 256K (per core)
Cache L3 3MB (shared)

Notes

Notes Being an Extreme Edition processor, it features an unlocked FSB multiplier that allows users to set the multiplier value above its shipped value. Unlike the QX9770, this chip uses the LGA-771 socket and is only compatible with Intel D5400XS "Skulltrail",

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
SSE4.2 Yes
SSSE3 Yes Yes
TXT Yes
VT-d Yes
VT-x Yes Yes
XD bit Yes

Compare

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