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Differences What are the advantages of each

Front view of Intel Xeon E7-8857 v2

Reasons to consider the
Intel Xeon E7-8857 v2

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Much more l2 cache 3 MB vs 1 MB 3x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l3 cache 30 MB vs 6 MB 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 16,475 vs 10,311 Around 60% better geekbench 3 Multi-Core score
Supports more RAM 1,572,864 MB vs 32,768 MB Supports 48x more RAM
More cores 12 vs 4 Three times as many cores; run more applications at once
More threads 12 vs 4 Three times as many threads
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly more l3 cache per core 2.5 MB/core vs 1.5 MB/core More than 65% more l3 cache per core
Newer Feb, 2014 vs Apr, 2012 Release date over 1 years later
Higher Maximum operating temperature 73 °C vs 67.4 °C Around 10% higher Maximum operating temperature
Significantly lower annual home energy cost 31.32 $/year vs 38.81 $/year Around 20% lower annual home energy cost
Front view of Intel Core i5 3570K

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Intel Core i5 3570K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much better performance per dollar 3.09 pt/$ vs 0.06 pt/$ Around 53.5x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher clock speed 3.4 GHz vs 3 GHz Around 15% higher clock speed
Slightly higher turbo clock speed 3.8 GHz vs 3.6 GHz More than 5% higher turbo clock speed
Significantly better geekbench 3 single core score 3,213 vs 2,391 Around 35% better geekbench 3 single core score
Significantly better performance per watt 4.69 pt/W vs 1.7 pt/W More than 2.8x better performance per watt
Lower annual commercial energy cost 106 $/year vs 113.88 $/year More than 5% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E7-8857 v2 vs Core i5 3570K

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 E7-8857 v2
871.2 MB/s
Core i5 3570K
2,650,000 MB/s

Specifications Full list of technical specs

summary

Xeon E7-8857 v2  vs
Core i5 3570K 
Clock speed 3 GHz 3.4 GHz
Turbo clock speed 3.6 GHz 3.8 GHz
Cores Duodeca core Quad core
Socket type
LGA 2011
LGA 1155
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
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 77W
Annual home energy cost 31.32 $/year 38.81 $/year
Annual commercial energy cost 113.88 $/year 106 $/year
Performance per watt 1.7 pt/W 4.69 pt/W
Typical power consumption 105.63W 107.5W

bus

Architecture QPI DMI
Number of links 3 1
Transfer rate 8,000 MT/s 5,000 MT/s

details

Xeon E7-8857 v2  vs
Core i5 3570K 
Architecture x86-64 x86-64
Threads 12 4
L2 cache 3 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 30 MB 6 MB
L3 cache per core 2.5 MB/core 1.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 8 1
Clock multiplier 30 34
Operating temperature Unknown - 73°C Unknown - 67.4°C

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4000
Latest DirectX N/A 10.x
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,150 MHz
3DMark06 N/A 5,339.9

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 42,666.64 MB/s 25,600 MB/s
Maximum memory size 1,572,864 MB 32,768 MB
Intel Xeon E7-8857 v2
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Intel Core i5 3570K
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