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Differences What are the advantages of each

Front view of Intel Xeon X5460

Reasons to consider the
Intel Xeon X5460

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Much more l2 cache 12 MB vs 2 MB 6x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 3 MB/core vs 1 MB/core 3x more l2 cache per core
Higher clock speed 3.16 GHz vs 2.93 GHz Around 10% higher clock speed
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Front view of Intel Pentium E6500K

Reasons to consider the
Intel Pentium E6500K

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Much lower typical power consumption 52.81W vs 97.5W More than 45% lower typical power consumption
Higher Maximum operating temperature 74.1 °C vs 63 °C Around 20% higher Maximum operating temperature
Much lower annual home energy cost 15.66 $/year vs 28.91 $/year More than 45% lower annual home energy cost
Much lower annual commercial energy cost 56.94 $/year vs 105.12 $/year More than 45% lower annual commercial energy cost
Newer Jul, 2009 vs Nov, 2007 Release date over 1 years later

Features Key features of the Xeon X5460  vs Pentium E6500K 

clock speed

Xeon X5460
3.16 GHz
Pentium E6500K
2.93 GHz

L2 cache

overclocked clock speed (air)

Xeon X5460
4.06 GHz
Pentium E6500K
4.18 GHz

overclocked clock speed (water)

Xeon X5460
4.07 GHz
Pentium E6500K
4.17 GHz

TDP

Specifications Full list of technical specs

summary

Xeon X5460  vs
Pentium E6500K 
Clock speed 3.16 GHz 2.93 GHz
Cores Quad core Dual core
Socket type
LGA 771
LGA 775

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 120W 65W
Annual home energy cost 28.91 $/year 15.66 $/year
Annual commercial energy cost 105.12 $/year 56.94 $/year
Typical power consumption 97.5W 52.81W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,333 MHz 1,066 MHz

details

Xeon X5460  vs
Pentium E6500K 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 12 MB 2 MB
L2 cache per core 3 MB/core 1 MB/core
Manufacture process 45 nm 45 nm
Transistor count 820,000,000 228,000,000
Max CPUs 2 1
Clock multiplier 9 11
Operating temperature Unknown - 63°C Unknown - 74.1°C

overclocking

Overclocked clock speed 4.06 GHz 4.18 GHz
Overclocked clock speed (Water) 4.07 GHz 4.17 GHz
Overclocked clock speed (Air) 4.06 GHz 4.18 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
Intel Xeon X5460
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Intel Pentium E6500K
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