CPUBoss Review Our evaluation of E7-8891 v2 vs 4960X 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

5.4

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 4960X 

CPUBoss recommends the Intel Core i7 4960X  based on its power consumption and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E7-8891 v2

Reasons to consider the
Intel Xeon E7-8891 v2

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Much more l3 cache 37.5 MB vs 15 MB 2.5x more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Much better geekbench 3 Multi-Core score 37,645 vs 20,658 More than 80% better geekbench 3 Multi-Core score
More l2 cache 2.5 MB vs 2 MB 25% more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more RAM 1,572,864 MB vs 65,536 MB Supports 24x more RAM
More cores 10 vs 6 4 more cores; run more applications at once
Much more l3 cache per core 3.75 MB/core vs 2.5 MB/core 50% more l3 cache per core
More threads 20 vs 12 8 more threads
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Higher Maximum operating temperature 77 °C vs 66.8 °C More than 15% higher Maximum operating temperature
Newer Feb, 2014 vs Sep, 2013 Release date 5 months later
Front view of Intel Core i7 4960X

Reasons to consider the
Intel Core i7 4960X

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Higher clock speed 3.6 GHz vs 3.2 GHz More than 10% higher clock speed
Higher turbo clock speed 4 GHz vs 3.7 GHz Around 10% higher turbo clock speed
Much better performance per dollar 0.88 pt/$ vs 0.06 pt/$ More than 13.5x better performance per dollar
Significantly lower typical power consumption 105.63W vs 125.94W More than 15% lower typical power consumption
Much better performance per watt 7.85 pt/W vs 2.87 pt/W Around 2.8x better performance per watt
Better geekbench 3 single core score 3,479 vs 2,865 More than 20% better geekbench 3 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 lower annual home energy cost 31.32 $/year vs 37.34 $/year More than 15% lower annual home energy cost
Significantly lower annual commercial energy cost 113.88 $/year vs 135.78 $/year More than 15% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E7-8891 v2 vs Core i7 4960X

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E7-8891 v2
2,280 MB/s
Core i7 4960X
2,560,000 MB/s

Specifications Full list of technical specs

summary

Xeon E7-8891 v2  vs
Core i7 4960X 
Clock speed 3.2 GHz 3.6 GHz
Turbo clock speed 3.7 GHz 4 GHz
Cores Deca core Hexa core
Is unlocked No Yes

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 155W 130W
Annual home energy cost 37.34 $/year 31.32 $/year
Annual commercial energy cost 135.78 $/year 113.88 $/year
Performance per watt 2.87 pt/W 7.85 pt/W
Typical power consumption 125.94W 105.63W

bus

Architecture QPI DMI 2.0
Number of links 3 1
Data rate 96,000 MB/s 20,000 MB/s
Transfer rate 8,000 MT/s 5,000 MT/s
Clock speed 4,000 MHz 2,500 MHz

details

Xeon E7-8891 v2  vs
Core i7 4960X 
Architecture x86-64 x86-64
Threads 20 12
L2 cache 2.5 MB 2 MB
L2 cache per core 0.25 MB/core 0.33 MB/core
L3 cache 37.5 MB 15 MB
L3 cache per core 3.75 MB/core 2.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 8 1
Operating temperature Unknown - 77°C Unknown - 66.8°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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3-1333
DDR3
Channels Quad Channel Quad Channel
Supports ECC Yes No
Maximum bandwidth 51,200 MB/s 59,733.32 MB/s
Maximum memory size 1,572,864 MB 65,536 MB
Intel Xeon E7-8891 v2
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Intel Core i7 4960X
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