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Differences What are the advantages of each

Front view of Intel Xeon X5690

Reasons to consider the
Intel Xeon X5690

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Much higher clock speed 3.46 GHz vs 2.6 GHz Around 35% higher clock speed
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Front view of Intel Xeon E5-2689

Reasons to consider the
Intel Xeon E5-2689

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Much more l3 cache 20 MB vs 12 MB More than 65% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 16 vs 12 4 more threads
Lower typical power consumption 93.44W vs 105.63W More than 10% lower typical power consumption
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Lower annual commercial energy cost 100.74 $/year vs 113.88 $/year More than 10% lower annual commercial energy cost
Lower annual home energy cost 27.7 $/year vs 31.32 $/year More than 10% lower annual home energy cost
Newer Mar, 2012 vs Feb, 2011 Release date over 1 years later

Benchmarks Real world tests of Xeon X5690 vs E5-2689

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X5690
28,306
Xeon E5-2689
36,294

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X5690
2,585
Xeon E5-2689
2,912

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X5690
1,770,000 MB/s
Xeon E5-2689
2,360,000 MB/s

PassMark Data courtesy Passmark

Xeon X5690
9,059
Xeon E5-2689
19,521

PassMark (Single Core)

Xeon X5690
1,504
Xeon E5-2689
2,091

Specifications Full list of technical specs

summary

Xeon X5690  vs
E5-2689 
Clock speed 3.46 GHz 2.6 GHz
Cores Hexa core Octa core
Socket type
LGA 1366
LGA 2011

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

details

Xeon X5690  vs
E5-2689 
Threads 12 16
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.25 MB/core
L3 cache 12 MB 20 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 2

power consumption

TDP 130W 115W
Annual home energy cost 31.32 $/year 27.7 $/year
Annual commercial energy cost 113.88 $/year 100.74 $/year
Performance per watt 7.01 pt/W 10.97 pt/W
Typical power consumption 105.63W 93.44W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 51,200 MB/s 64,000 MB/s
Transfer rate 6,400 MT/s 8,000 MT/s
Clock speed 3,200 MHz 4,000 MHz
Intel Xeon X5690
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Intel Xeon E5-2689
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