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Differences What are the advantages of each

Front view of Intel Xeon 5600 X5698

Reasons to consider the
Intel Xeon 5600 X5698

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Significantly higher clock speed 4.4 GHz vs 3.6 GHz More than 20% higher clock speed
Much more l3 cache per core 6 MB/core vs 2.5 MB/core Around 2.5x more l3 cache per core
Much lower typical power consumption 105.63W vs 139.6W Around 25% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Slightly more l3 cache 12 MB vs 10 MB 20% more l3 cache; more data can be stored in the l3 cache for quick access later
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Much lower annual home energy cost 31.32 $/year vs 49.49 $/year More than 35% lower annual home energy cost
Significantly lower annual commercial energy cost 113.88 $/year vs 138.93 $/year Around 20% lower annual commercial energy cost
Front view of Intel Core i7 3820

Reasons to consider the
Intel Core i7 3820

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Significantly better PassMark score 8,998 vs 4,272 More than 2x better PassMark score
Significantly better performance per watt 6.18 pt/W vs 1.47 pt/W Around 4.2x better performance per watt
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads
Newer Feb, 2012 vs Feb, 2011 Release date a year later
Better overclocked clock speed (Water) 4.71 GHz vs 4.4 GHz More than 5% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon 5600 X5698 vs Core i7 3820

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon 5600 X5698  vs
Core i7 3820 
Clock speed 4.4 GHz 3.6 GHz
Cores Dual core Quad core
Socket type
LGA 1366
LGA 2011

features

Has a NX bit 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

bus

Architecture QPI DMI 2.0
Number of links 2 1

details

Xeon 5600 X5698  vs
Core i7 3820 
Threads 4 8
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 12 MB 10 MB
L3 cache per core 6 MB/core 2.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1

overclocking

Overclocked clock speed 4.66 GHz 4.68 GHz
Overclocked clock speed (Water) 4.4 GHz 4.71 GHz
Overclocked clock speed (Air) 4.66 GHz 4.68 GHz

power consumption

TDP 130W 130W
Annual home energy cost 31.32 $/year 49.49 $/year
Annual commercial energy cost 113.88 $/year 138.93 $/year
Performance per watt 1.47 pt/W 6.18 pt/W
Typical power consumption 105.63W 139.6W
Intel Xeon 5600 X5698
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Intel Core i7 3820
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