Intel Core2 Quad Q9400 

Released July, 2008
  • 2.66 GHz
  • Quad core

Benchmarks Real world tests of the Intel Core2 Quad Q9400

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core2 Quad Q9400
5,123
Core i5 6400
3,989.5

GeekBench 3 (Single core) Data courtesy Primate Labs

Core2 Quad Q9400
1,490
Core i5 6400
2,428.5

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 Quad Q9400
114,000 MB/s
Xeon E5 2630 v2
1,750,000 MB/s
Core i5 6400
155.25 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core2 Quad Q9400
4,796

GeekBench (64-bit) Data courtesy Primate Labs

Core2 Quad Q9400
4,951

GeekBench

Core2 Quad Q9400
6,513

PassMark Data courtesy Passmark

Core2 Quad Q9400
3,379
Core i5 6400
6,727

PassMark (Single Core)

Core2 Quad Q9400
1,130
Core i5 6400
1,832

Specifications Full list of technical specs

summary

Clock speed 2.66 GHz
Cores Quad core
Socket type LGA 775

features

Has a NX bit Yes
Supports trusted computing Yes
Has virtualization support Yes
Instruction set extensions
  1. Supplemental SSE3
  2. SSE2
  3. SSE
  4. MMX
  5. SSE3
  6. SSE4.1
Supports dynamic frequency scaling Yes

power consumption

TDP 95W
Annual home energy cost 22.89 $/year
Annual commercial energy cost 83.22 $/year
Performance per watt 1.51 pt/W
Typical power consumption 77.19W

bus

Architecture FSB
Clock speed 1,333 MHz

details

Architecture x86-64
Threads 4 threads
L2 cache 6 MB
L2 cache per core 1.5 MB/core
Manufacture process 45 nm
Transistor count 456,000,000
Max CPUs 1
Clock multiplier 8
Voltage range 0.85 - 1.36V
Operating temperature Unknown - 71.4°C

overclocking

Overclock popularity 34
Overclocked clock speed 3.54 GHz
Overclocked clock speed (Water) 4.15 GHz
Overclocked clock speed (Air) 3.54 GHz

integrated graphics

GPU None
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