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Intel Xeon E5-2689

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Front view of Intel Xeon E5-2689

Differences What are the advantages of each

Front view of Intel Xeon E5-2689

Reasons to consider the
Intel Xeon E5-2689

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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
Significantly more l3 cache 20 MB vs 8 MB 2.5x more l3 cache; more data can be stored in the l3 cache for quick access later
Much better PassMark score 19,521 vs 11,109 More than 75% better PassMark score
Much better performance per watt 10.97 pt/W vs 3.49 pt/W Around 3.2x better performance per watt
More cores 8 vs 4 Twice as many cores; run more applications at once
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More threads 16 vs 8 Twice as many threads
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Front view of Intel Core i7 6700K

Reasons to consider the
Intel Core i7 6700K

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Much higher clock speed 4 GHz vs 2.6 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
Significantly lower typical power consumption 73.94W vs 93.44W More than 20% lower typical power consumption
Newer Jul, 2015 vs Mar, 2012 Release date over 3 years later
Better PassMark (Single core) score 2,349 vs 2,091 More than 10% better PassMark (Single core) score
Significantly lower annual commercial energy cost 79.72 $/year vs 100.74 $/year More than 20% lower annual commercial energy cost
Significantly lower annual home energy cost 21.92 $/year vs 27.7 $/year More than 20% lower annual home energy cost

Benchmarks Real world tests of Xeon E5-2689 vs Core i7 6700K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2689
36,294
Core i7 6700K
17,583

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2689
2,360,000 MB/s
Core i7 6700K
6,010 MB/s

PassMark Data courtesy Passmark

Xeon E5-2689
19,521
Core i7 6700K
11,109

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2689  vs
Core i7 6700K 
Clock speed 2.6 GHz 4 GHz
Cores Octa 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
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

details

Xeon E5-2689  vs
Core i7 6700K 
Threads 16 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 20 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 2 1

power consumption

TDP 115W 91W
Annual home energy cost 27.7 $/year 21.92 $/year
Annual commercial energy cost 100.74 $/year 79.72 $/year
Performance per watt 10.97 pt/W 3.49 pt/W
Typical power consumption 93.44W 73.94W

bus

Architecture QPI FSB
Number of links 2 0
Transfer rate 8,000 MT/s 8,000 MT/s
Intel Xeon E5-2689
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Intel Core i7 6700K
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