CPUBoss Review Our evaluation of Q6700 vs 1381 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 Q6700

Reasons to consider the
Intel Core2 Quad Q6700

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Much more l2 cache 8 MB vs 2 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 2 MB/core vs 0.5 MB/core 4x more l2 cache per core
Slightly higher clock speed 2.66 GHz vs 2.5 GHz More than 5% higher clock speed
Significantly better overclocked clock speed (Water) 3.7 GHz vs 2.5 GHz Around 50% better overclocked clock speed (Water)
Front view of AMD Opteron 1381

Reasons to consider the
AMD Opteron 1381

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Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly lower typical power consumption 60.94W vs 85.31W Around 30% lower typical power consumption
Newer Jun, 2009 vs Jul, 2007 Release date over 1 years later
Higher Maximum operating temperature 70 °C vs 62.2 °C Around 15% higher Maximum operating temperature
Significantly lower annual commercial energy cost 65.7 $/year vs 91.98 $/year Around 30% lower annual commercial energy cost
Significantly lower annual home energy cost 18.07 $/year vs 25.29 $/year Around 30% lower annual home energy cost

Benchmarks Real world tests of Core2 Quad Q6700 vs Opteron 1381

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Quad Q6700  vs
Opteron 1381 
Clock speed 2.66 GHz 2.5 GHz
Cores Quad core Quad core
Socket type
LGA 775
AM3

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 105W 75W
Annual home energy cost 25.29 $/year 18.07 $/year
Annual commercial energy cost 91.98 $/year 65.7 $/year
Performance per watt 1.21 pt/W 1.52 pt/W
Typical power consumption 85.31W 60.94W

details

Core2 Quad Q6700  vs
Opteron 1381 
Threads 4 4
L2 cache 8 MB 2 MB
L2 cache per core 2 MB/core 0.5 MB/core
Manufacture process 65 nm 45 nm
Max CPUs 1 1
Clock multiplier 10 12
Voltage range 0.85 - 1.5V 1.05 - 1.23V
Operating temperature Unknown - 62.2°C Unknown - 70°C

overclocking

Overclocked clock speed 3.65 GHz 3.49 GHz
Overclocked clock speed (Water) 3.7 GHz 2.5 GHz
Overclocked clock speed (Air) 3.65 GHz 3.49 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

bus

Architecture FSB HyperTransport 3.0
Clock speed 1,066 MHz 2,200 MHz
Intel Core2 Quad Q6700
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AMD Opteron 1381
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