Intel Core2 Quad Q8400 

Released April, 2009
  • 2.66 GHz
  • Quad core
6.7 Out of 10

CPUBoss Review Our evaluation of the Intel Core2 Quad Q8400

Performance

Benchmark performance using all cores

Core2 Quad Q8400
6.2
Cinebench R10 32-bit, Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Core2 Quad Q8400
7.2
Cinebench R10 32-bit (1-core) and Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Core2 Quad Q8400
5.6
overclock popularity

Value

Are you paying a premium for performance?

Core2 Quad Q8400
7.5
Performance Per Dollar

6.7

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Core2 Quad Q8400
6.7

Benchmarks Real world tests of the Intel Core2 Quad Q8400

GeekBench (32-bit)

Core2 Quad Q8400
4,711
Core i3 4130
6,264

3D Mark 11 (Physics)

Core2 Quad Q8400
3,330
Core i3 3220
4,030

Cinebench R10 32-Bit

Core2 Quad Q8400
11,577

Cinebench R10 32-Bit (Single Core)

Core2 Quad Q8400
3,198
Core i3 3220
5,814

sysmark 2007 (overall)

Core2 Quad Q8400
171

Passmark

Core2 Quad Q8400
3,232
Core i3 4130
4,809

Specifications Full list of technical specs

summary

Clock speed 2.66 GHz
Cores Quad core
Socket type LGA 775
Is hyperthreaded No

features

Has a NX bit Yes
Supports trusted computing No
Has vitualization support Yes
Instruction-set-extensions
  1. SSE4.1
  2. SSE3
  3. Supplemental SSE3
  4. SSE2
  5. MMX
  6. SSE
Supports dynamic frequency scaling Yes

gpu

GPU None
Label None
Latest DirectX None
Number of displays supported None
GPU clock speed None
Turbo clock speed None
3DMark06 None

bus

Architecture FSB
Clock speed 1,333 MHz

details

Architecture x86-64
Threads 4 threads
L2 cache 4 MB
L2 cache per core 1 MB/core
Manufacture process 45 nms
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 29

power consumption

TDP 95W
Annual home energy cost 51.39 $/year
Annual commercial energy cost 130.79 $/year
Performance per watt 3.17 pt/W
Idle power consumption 96W
Peak power consumption 149.3W
Typical power consumption 135.98W
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