CPUBoss Review Our evaluation of E5-4620 vs 6700 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

8.6

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 6700 

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

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-4620

Reasons to consider the
Intel Xeon E5-4620

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
More l3 cache 16 MB vs 8 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 8 vs 4 Twice as many cores; run more applications at once
More threads 16 vs 8 Twice as many threads
Supports more RAM 393,216 MB vs 65,536 MB Supports 6x more RAM
Better performance per watt 5.25 pt/W vs 4.09 pt/W Around 30% better performance per watt
Front view of Intel Core i7 6700

Reasons to consider the
Intel Core i7 6700

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Much higher turbo clock speed 4 GHz vs 2.6 GHz Around 55% higher turbo clock speed
Significantly higher clock speed 3.4 GHz vs 2.2 GHz Around 55% 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
Significantly lower typical power consumption 52.81W vs 77.19W More than 30% lower typical power consumption
Significantly better PassMark (Single core) score 2,159 vs 1,232 More than 75% better PassMark (Single core) score
Much better performance per dollar 0.87 pt/$ vs 0.27 pt/$ Around 3.2x better performance per dollar
Much better overclocked clock speed (Air) 3.98 GHz vs 2.32 GHz More than 70% better overclocked clock speed (Air)
Newer Jul, 2015 vs May, 2012 Release date over 3 years later
Better PassMark score 10,038 vs 8,127 Around 25% better PassMark score
Much better overclocked clock speed (Water) 4.18 GHz vs 2.2 GHz Around 90% better overclocked clock speed (Water)
Significantly lower annual home energy cost 15.66 $/year vs 22.89 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 83.22 $/year More than 30% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E5-4620 vs Core i7 6700

PassMark Data courtesy Passmark

Xeon E5-4620
8,127
Core i7 6700
10,038

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-4620  vs
Core i7 6700 
Clock speed 2.2 GHz 3.4 GHz
Turbo clock speed 2.6 GHz 4 GHz
Cores Octa core Quad core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 65W
Annual home energy cost 22.89 $/year 15.66 $/year
Annual commercial energy cost 83.22 $/year 56.94 $/year
Performance per watt 5.25 pt/W 4.09 pt/W
Typical power consumption 77.19W 52.81W

bus

Architecture QPI FSB
Number of links 2 1
Transfer rate 7,200 MT/s 8,000 MT/s

details

Xeon E5-4620  vs
Core i7 6700 
Architecture x86-64 x86-64
Threads 16 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 16 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 4 1

overclocking

Overclocked clock speed 2.32 GHz 3.98 GHz
Overclocked clock speed (Water) 2.2 GHz 4.18 GHz
Overclocked clock speed (Air) 2.32 GHz 3.98 GHz

integrated graphics

GPU None GPU
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
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 42,666.64 MB/s 25,600 MB/s
Maximum memory size 393,216 MB 65,536 MB
Intel Xeon E5-4620
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Intel Core i7 6700
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