CPUBoss Review Our evaluation of E5607 vs 6700 among all CPUs


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


Are you paying a premium for performance?

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


CPUBoss Score

Combination of all six facets

Intel Core i7 6700 

CPUBoss recommends the Intel Core i7 6700  based on its performance, single-core performance and value.

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Differences What are the advantages of each

Front view of Intel Xeon E5607

Reasons to consider the
Intel Xeon E5607

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Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Supports more RAM 294,912 MB vs 65,536 MB Supports 4.5x more RAM
Front view of Intel Core i7 6700

Reasons to consider the
Intel Core i7 6700

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Significantly higher clock speed 3.4 GHz vs 2.26 GHz More than 50% higher clock speed
Much newer manufacturing process 14 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 2,159 vs 939 More than 2.2x better PassMark (Single core) score
Significantly better PassMark score 10,038 vs 3,459 Around 3x better PassMark score
Significantly better performance per dollar 0.87 pt/$ vs 0.53 pt/$ Around 65% better performance per dollar
Lower typical power consumption 52.81W vs 65W Around 20% lower typical power consumption
Newer Jul, 2015 vs Feb, 2011 Release date over 4 years later
More threads 8 vs 4 Twice as many threads
Better performance per watt 4.09 pt/W vs 1.85 pt/W Around 2.2x better performance per watt
Better overclocked clock speed (Air) 3.98 GHz vs 3.68 GHz Around 10% better overclocked clock speed (Air)
Lower annual commercial energy cost 56.94 $/year vs 70.08 $/year Around 20% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 19.27 $/year Around 20% lower annual home energy cost

Benchmarks Real world tests of Xeon E5607 vs Core i7 6700

PassMark Data courtesy Passmark

Xeon E5607
Core i7 6700

PassMark (Single Core)

Specifications Full list of technical specs


Xeon E5607  vs
Core i7 6700 
Clock speed 2.26 GHz 3.4 GHz
Cores Quad core Quad core


Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 65W
Annual home energy cost 19.27 $/year 15.66 $/year
Annual commercial energy cost 70.08 $/year 56.94 $/year
Performance per watt 1.85 pt/W 4.09 pt/W
Typical power consumption 65W 52.81W


Architecture QPI FSB
Number of links 2 1
Transfer rate 4,800 MT/s 8,000 MT/s


Xeon E5607  vs
Core i7 6700 
Architecture x86-64 x86-64
Threads 4 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 2 1


Overclocked clock speed 3.68 GHz 3.98 GHz
Overclocked clock speed (Water) 4.3 GHz 4.18 GHz
Overclocked clock speed (Air) 3.68 GHz 3.98 GHz

integrated graphics

Label N/A Intel® HD Graphics 530
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
Channels Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,599.99 MB/s 25,600 MB/s
Maximum memory size 294,912 MB 65,536 MB
Intel Xeon E5607
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Intel Core i7 6700
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