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Differences What are the advantages of each

Front view of Intel Xeon X7560

Reasons to consider the
Intel Xeon X7560

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Much more l3 cache 24 MB vs 18 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly higher clock speed 2.27 GHz vs 2 GHz Around 15% higher clock speed
Significantly higher turbo clock speed 2.67 GHz vs 2.27 GHz Around 20% higher turbo clock speed
More threads 16 vs 12 4 more threads
Significantly better overclocked clock speed (Air) 2.39 GHz vs 2.13 GHz More than 10% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 2.27 GHz vs 2.13 GHz More than 5% better overclocked clock speed (Water)
Front view of Intel Xeon E7540

Reasons to consider the
Intel Xeon E7540

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Lower typical power consumption 85.31W vs 105.63W Around 20% lower typical power consumption
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Lower annual commercial energy cost 91.98 $/year vs 113.88 $/year Around 20% lower annual commercial energy cost
Lower annual home energy cost 25.29 $/year vs 31.32 $/year Around 20% lower annual home energy cost

Benchmarks Real world tests of Xeon X7560 vs E7540

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X7560
2,615
Xeon E7540
2,540

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X7560
1,459.5
Xeon E7540
1,308

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X7560
96.75 MB/s
Xeon E7540
86.5 MB/s

Specifications Full list of technical specs

summary

Xeon X7560  vs
E7540 
Clock speed 2.27 GHz 2 GHz
Turbo clock speed 2.67 GHz 2.27 GHz
Cores Octa core Hexa core
Socket type
LGA 1567

features

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

power consumption

TDP 130W 105W
Annual home energy cost 31.32 $/year 25.29 $/year
Annual commercial energy cost 113.88 $/year 91.98 $/year
Performance per watt 0.47 pt/W 0.54 pt/W
Typical power consumption 105.63W 85.31W

details

Xeon X7560  vs
E7540 
Threads 16 12
L2 cache 2 MB 2 MB
L2 cache per core 0.25 MB/core 0.33 MB/core
L3 cache 24 MB 18 MB
L3 cache per core 3 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 8 8

overclocking

Overclocked clock speed 2.39 GHz 2.13 GHz
Overclocked clock speed (Water) 2.27 GHz 2.13 GHz
Overclocked clock speed (Air) 2.39 GHz 2.13 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

bus

Architecture QPI QPI
Number of links 4 4
Data rate 102,400 MB/s 102,400 MB/s
Transfer rate 6,400 MT/s 6,400 MT/s
Clock speed 3,200 MHz 3,200 MHz
Intel Xeon X7560
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Intel Xeon E7540
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