CPUBoss Review Our evaluation of Q9400 vs 1218 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Core2 Quad Q9400

Reasons to consider the
Intel Core2 Quad Q9400

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Much more l2 cache 6 MB vs 2 MB 3x more l2 cache; more data can be stored in the l2 cache for quick access later
Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly better geekbench 3 Multi-Core score 5,123 vs 2,256 More than 2.2x better geekbench 3 Multi-Core score
Much more l2 cache per core 1.5 MB/core vs 1 MB/core 50% more l2 cache per core
More cores 4 vs 2 Twice as many cores; run more applications at once
Significantly higher Maximum operating temperature 71.4 °C vs 55 °C Around 30% higher Maximum operating temperature
Lower typical power consumption 77.19W vs 83.69W Around 10% lower typical power consumption
Better geekbench 3 single core score 1,490 vs 1,207 Around 25% better geekbench 3 single core score
More threads 4 vs 2 Twice as many threads
Newer Jul, 2008 vs Aug, 2006 Release date over 1 years later
Much better overclocked clock speed (Water) 4.15 GHz vs 2.6 GHz Around 60% better overclocked clock speed (Water)
Better performance per watt 1.51 pt/W vs 0.59 pt/W More than 2.5x better performance per watt
Lower annual home energy cost 22.89 $/year vs 24.81 $/year Around 10% lower annual home energy cost
Lower annual commercial energy cost 83.22 $/year vs 90.23 $/year Around 10% lower annual commercial energy cost
Front view of AMD Opteron 1218

Reasons to consider the
AMD Opteron 1218

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CPUBoss is not aware of any important advantages of the AMD Opteron 1218 vs the Intel Core2 Quad Q9400.

Benchmarks Real world tests of Core2 Quad Q9400 vs Opteron 1218

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 Quad Q9400
114,000 MB/s
Opteron 1218
155.6 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Quad Q9400  vs
Opteron 1218 
Clock speed 2.66 GHz 2.6 GHz
Cores Quad core Dual core
Socket type
LGA 775
AM2

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 103W
Annual home energy cost 22.89 $/year 24.81 $/year
Annual commercial energy cost 83.22 $/year 90.23 $/year
Performance per watt 1.51 pt/W 0.59 pt/W
Typical power consumption 77.19W 83.69W

details

Core2 Quad Q9400  vs
Opteron 1218 
Threads 4 2
L2 cache 6 MB 2 MB
L2 cache per core 1.5 MB/core 1 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 1
Clock multiplier 8 13
Voltage range 0.85 - 1.36V 1 - UnknownV
Operating temperature Unknown - 71.4°C 0 - 55°C

overclocking

Overclocked clock speed 3.54 GHz 3.41 GHz
Overclocked clock speed (Water) 4.15 GHz 2.6 GHz
Overclocked clock speed (Air) 3.54 GHz 3.41 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
Intel Core2 Quad Q9400
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AMD Opteron 1218
Report a correction

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