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Differences What are the advantages of each

Front view of Intel Xeon E7-8860 v3

Reasons to consider the
Intel Xeon E7-8860 v3

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
More threads 32 vs 4 28 more threads
More cores 16 vs 4 12 more cores; run more applications at once
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports more RAM 1,572,864 MB vs 32,768 MB Supports 48x more RAM
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Newer Apr, 2015 vs Jan, 2011 Release date over 4 years later
Significantly lower annual home energy cost 33.73 $/year vs 41.29 $/year Around 20% lower annual home energy cost
Front view of Intel Core i5 2500K

Reasons to consider the
Intel Core i5 2500K

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Significantly higher clock speed 3.3 GHz vs 2.2 GHz Around 50% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 3.7 GHz vs 3.2 GHz More than 15% higher turbo clock speed
Lower annual commercial energy cost 110.03 $/year vs 122.64 $/year More than 10% lower annual commercial energy cost

Features Key features of the Xeon E7-8860 v3  vs Core i5 2500K 

clock speed

Xeon E7-8860 v3
2.2 GHz
Core i5 2500K
3.3 GHz

turbo clock speed

Xeon E7-8860 v3
3.2 GHz
Core i5 2500K
3.7 GHz

Specifications Full list of technical specs

summary

Xeon E7-8860 v3  vs
Core i5 2500K 
Clock speed 2.2 GHz 3.3 GHz
Turbo clock speed 3.2 GHz 3.7 GHz
Cores 16 core Quad core

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
AVX 2.0
Supports dynamic frequency scaling Yes Yes

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 32,768 MB

details

Xeon E7-8860 v3  vs
Core i5 2500K 
Architecture x86-64 x86-64
Threads 32 4
Manufacture process 22 nm 32 nm
Max CPUs 8 1
Operating temperature Unknown - 75°C 5 - 72.6°C

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 3000
Latest DirectX N/A 10.1
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,100 MHz
3DMark06 N/A 5,275

power consumption

TDP 140W 95W
Annual home energy cost 33.73 $/year 41.29 $/year
Annual commercial energy cost 122.64 $/year 110.03 $/year
Typical power consumption 113.75W 112.55W

bus

Architecture QPI DMI
Number of links 3 1
Transfer rate 9,600 MT/s 5,000 MT/s
Intel Xeon E7-8860 v3
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Intel Core i5 2500K
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