CPUBoss Review Our evaluation of E7-8891 v2 vs 870 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

No winner declared

Too close to call

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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 better geekbench 3 Multi-Core score 37,645 vs 8,046 Around 4.8x better geekbench 3 Multi-Core score
Much more l3 cache 37.5 MB vs 8 MB Around 4.8x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache 2.5 MB vs 1 MB 2.5x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Much newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports more RAM 1,572,864 MB vs 16,384 MB Supports 96x more RAM
Higher clock speed 3.2 GHz vs 2.93 GHz Around 10% higher clock speed
More cores 10 vs 4 6 more cores; run more applications at once
More threads 20 vs 8 12 more threads
Much more l3 cache per core 3.75 MB/core vs 2 MB/core Around 90% more l3 cache per core
Better geekbench 3 single core score 2,865 vs 2,243 Around 30% better geekbench 3 single core score
Newer Feb, 2014 vs Jul, 2009 Release date over 4 years later
Better performance per watt 2.87 pt/W vs 1.11 pt/W More than 2.5x better performance per watt
Higher Maximum operating temperature 77 °C vs 72.7 °C More than 5% higher Maximum operating temperature
Lower annual home energy cost 37.34 $/year vs 42.57 $/year More than 10% lower annual home energy cost
Front view of Intel Core i7 870

Reasons to consider the
Intel Core i7 870

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Much better performance per dollar 0.66 pt/$ vs 0.06 pt/$ Around 10.2x better performance per dollar
Lower typical power consumption 121W vs 125.94W Around 5% lower typical power consumption
Lower annual commercial energy cost 120.89 $/year vs 135.78 $/year More than 10% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E7-8891 v2 vs Core i7 870

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 870
142,100 MB/s

Specifications Full list of technical specs

summary

Xeon E7-8891 v2  vs
Core i7 870 
Clock speed 3.2 GHz 2.93 GHz
Turbo clock speed 3.7 GHz 3.6 GHz
Cores Deca core Quad core
Socket type
LGA 2011
LGA 1156
Is unlocked No No

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
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 155W 95W
Annual home energy cost 37.34 $/year 42.57 $/year
Annual commercial energy cost 135.78 $/year 120.89 $/year
Performance per watt 2.87 pt/W 1.11 pt/W
Typical power consumption 125.94W 121W

bus

Architecture QPI DMI
Number of links 3 1
Transfer rate 8,000 MT/s 2,500 MT/s

details

Xeon E7-8891 v2  vs
Core i7 870 
Architecture x86-64 x86-64
Threads 20 8
L2 cache 2.5 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 37.5 MB 8 MB
L3 cache per core 3.75 MB/core 2 MB/core
Manufacture process 22 nm 45 nm
Max CPUs 8 1
Clock multiplier 32 22
Operating temperature Unknown - 77°C Unknown - 72.7°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
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 51,200 MB/s 21,333.32 MB/s
Maximum memory size 1,572,864 MB 16,384 MB
Intel Xeon E7-8891 v2
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Intel Core i7 870
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