CPUBoss Review Our evaluation of E5-4640 v3 vs E5-2680 v3 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

6

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5-2680 v3 

CPUBoss recommends the Intel Xeon E5-2680 v3  based on its performance, single-core performance and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-4640 v3

Reasons to consider the
Intel Xeon E5-4640 v3

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Supports more CPUs in SMP configuration 4 vs 2 Twice as many CPUs in SMP configuration
Lower typical power consumption 85.31W vs 97.5W Around 15% lower typical power consumption
Newer Apr, 2015 vs Jul, 2014 Release date 9 months later
Lower annual home energy cost 25.29 $/year vs 28.91 $/year Around 15% lower annual home energy cost
Lower annual commercial energy cost 91.98 $/year vs 105.12 $/year Around 15% lower annual commercial energy cost
Front view of Intel Xeon E5-2680 v3

Reasons to consider the
Intel Xeon E5-2680 v3

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Higher turbo clock speed 3.3 GHz vs 2.6 GHz More than 25% higher turbo clock speed
Higher clock speed 2.5 GHz vs 1.9 GHz More than 30% higher clock speed
Much better performance per watt 12.03 pt/W vs 3.15 pt/W More than 3.8x better performance per watt
Much better performance per dollar 0.76 pt/$ vs 0.12 pt/$ More than 6.5x better performance per dollar
Significantly better PassMark score 18,779 vs 12,121 Around 55% better PassMark score
Better PassMark (Single core) score 1,869 vs 1,492 More than 25% better PassMark (Single core) score
Higher Maximum operating temperature 84.5 °C vs 77.6 °C Around 10% higher Maximum operating temperature

Benchmarks Real world tests of Xeon E5-4640 v3 vs E5-2680 v3

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-4640 v3  vs
E5-2680 v3 
Clock speed 1.9 GHz 2.5 GHz
Turbo clock speed 2.6 GHz 3.3 GHz
Cores Duodeca core Duodeca core

features

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

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 786,432 MB 786,432 MB

details

Xeon E5-4640 v3  vs
E5-2680 v3 
Architecture x86-64 x86-64
Threads 24 24
Manufacture process 22 nm 22 nm
Max CPUs 4 2
Operating temperature Unknown - 77.6°C Unknown - 84.5°C

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

power consumption

TDP 105W 120W
Annual home energy cost 25.29 $/year 28.91 $/year
Annual commercial energy cost 91.98 $/year 105.12 $/year
Performance per watt 3.15 pt/W 12.03 pt/W
Typical power consumption 85.31W 97.5W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 64,000 MB/s 76,800 MB/s
Transfer rate 8,000 MT/s 9,600 MT/s
Clock speed 4,000 MHz 4,800 MHz
Intel Xeon E5-4640 v3
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Intel Xeon E5-2680 v3
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