CPUBoss Review Our evaluation of E5-2687W vs 3970X among all CPUs

Performance

Benchmark performance using all cores
Xeon E5-2687W
7.4
Core i7 3970X
6.8
Xeon E5-2690
7.1
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance
Xeon E5-2687W
9.0
Core i7 3970X
9.4
Xeon E5-2690
8.9
PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics
Xeon E5-2687W
n.d.
Core i7 3970X
n.d.
Xeon E5-2690
n.d.
Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing
Xeon E5-2687W
0.0
Core i7 3970X
0.0
Xeon E5-2690
0.0
CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?
Xeon E5-2687W
5.0
Core i7 3970X
5.0
Xeon E5-2690
5.0
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?
Xeon E5-2687W
n.d.
Core i7 3970X
3.4
Xeon E5-2690
n.d.
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more
5.8

CPUBoss Score

Combination of all six facets
Xeon E5-2687W
5.8
Core i7 3970X
5.2
Xeon E5-2690
5.7

Winner
Intel Core i7 3970X 

CPUBoss recommends the Intel Core i7 3970X  based on its single-core performance and value.

See full details

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VS

Intel Xeon E5-2687W

Front view of Intel Xeon E5-2687W
Front view of Intel Core i7 3970X

Intel Core i7 3970X

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Differences What are the advantages of each

Front view of Intel Xeon E5-2687W

Reasons to consider the
Intel Xeon E5-2687W

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More l3 cache 20 MB vs 15 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
More cores 8 vs 6 2 more cores; run more applications at once
More threads 16 vs 12 4 more threads
Supports more RAM 262,144 MB vs 65,996.8 MB Supports around 4x more RAM
Better PassMark score 14,418 vs 12,923 More than 10% better PassMark score
Front view of Intel Core i7 3970X

Reasons to consider the
Intel Core i7 3970X

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Higher clock speed 3.5 GHz vs 3.1 GHz Around 15% higher clock speed
Slightly higher turbo clock speed 4 GHz vs 3.8 GHz More than 5% higher turbo clock speed
Much better performance per dollar 1.11 pt/$ vs 0.6 pt/$ More than 85% better performance per dollar
Better overclocked clock speed (Air) 4.57 GHz vs 3.87 GHz Around 20% better overclocked clock speed (Air)
Better PassMark (Single core) score 2,047 vs 1,865 Around 10% better PassMark (Single core) score
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Significantly better overclocked clock speed (Water) 4.44 GHz vs 3.41 GHz More than 30% better overclocked clock speed (Water)
Newer Nov, 2012 vs Mar, 2012 Release date 8 months later

Benchmarks Real world tests of Xeon E5-2687W vs Core i7 3970X

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2687W
36,692
Core i7 3970X
19,564

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E5-2687W
2,834
Core i7 3970X
3,376

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2687W
2,165,000 MB/s
Core i7 3970X
2,690,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5-2687W
23,477
Core i7 3970X
19,956

GeekBench (64-bit) Data courtesy Primate Labs

Xeon E5-2687W
26,377
Core i7 3970X
20,836

GeekBench

Xeon E5-2687W
26,377
Core i7 3970X
21,346

PassMark Data courtesy Passmark

Xeon E5-2687W
14,418
Core i7 3970X
12,923

PassMark (Single Core)

Xeon E5-2687W
1,865
Core i7 3970X
2,047

Reviews Word on the street

Xeon E5-2687W  vs Core i7 3970X 
6.0
read review
7.0
read review

Specifications Full list of technical specs

summary

 Xeon E5-2687W  vs
Core i7 3970X 
Clock speed 3.1 GHz 3.5 GHz
Turbo clock speed 3.8 GHz 4 GHz
Cores Octa core Hexa core
Socket type
LGA 2011

features
Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption
TDP 150W 150W
Annual home energy cost 36.13 $/year 36.13 $/year
Annual commercial energy cost 131.4 $/year 131.4 $/year
Performance per watt 7.67 pt/W 8.17 pt/W
Typical power consumption 121.88W 121.88W

memory controller
Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Quad Channel
Supports ECC Yes No
Maximum bandwidth 51,200 MB/s 51,200 MB/s
Maximum memory size 262,144 MB 65,996.8 MB

details

 Xeon E5-2687W  vs
Core i7 3970X 
Architecture x86-64 x86-64
Threads 16 12
L2 cache 2 MB 2 MB
L2 cache per core 0.25 MB/core 0.33 MB/core
L3 cache 20 MB 15 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Clock multiplier 38 35
Voltage range 0.6 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 67°C Unknown - 66.8°C

overclocking
Overclock popularity 8 28
Overclocked clock speed 3.87 GHz 4.57 GHz
Overclocked clock speed (Water) 3.41 GHz 4.44 GHz
Overclocked clock speed (Air) 3.87 GHz 4.57 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 QPI DMI 2.0
Number of links 2 1
Transfer rate 8,000 MT/s 5,000 MT/s
Intel Xeon E5-2687W
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Intel Core i7 3970X
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