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Differences What are the advantages of each

Front view of Intel Xeon L5310

Reasons to consider the
Intel Xeon L5310

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Much lower typical power consumption 40.63W vs 105.63W 2.6x lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower annual home energy cost 12.04 $/year vs 31.32 $/year 2.6x lower annual home energy cost
Much lower annual commercial energy cost 43.8 $/year vs 113.88 $/year 2.6x lower annual commercial energy cost
Newer Mar, 2007 vs Nov, 2006 Release date 3 months later
Front view of Intel Core2 QX6700

Reasons to consider the
Intel Core2 QX6700

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Significantly higher clock speed 2.66 GHz vs 1.6 GHz More than 65% higher clock speed
Significantly better overclocked clock speed (Air) 3.57 GHz vs 2.3 GHz More than 55% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.3 GHz vs 1.6 GHz More than 2x better overclocked clock speed (Water)
Higher Maximum operating temperature 64.5 °C vs 60 °C Around 10% higher Maximum operating temperature

Features Key features of the Xeon L5310  vs Core2 QX6700 

clock speed

Xeon L5310
1.6 GHz
Core2 QX6700
2.66 GHz

L2 cache

overclocked clock speed (air)

Xeon L5310
2.3 GHz
Core2 QX6700
3.57 GHz

overclocked clock speed (water)

Xeon L5310
1.6 GHz
Core2 QX6700
3.3 GHz

TDP

Specifications Full list of technical specs

summary

Xeon L5310  vs
Core2 QX6700 
Clock speed 1.6 GHz 2.66 GHz
Cores Quad core Quad 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
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 50W 130W
Annual home energy cost 12.04 $/year 31.32 $/year
Annual commercial energy cost 43.8 $/year 113.88 $/year
Typical power consumption 40.63W 105.63W

bus

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

details

Xeon L5310  vs
Core2 QX6700 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 8 MB 8 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 582,000,000 582,000,000
Max CPUs 2 1
Clock multiplier 6 10
Voltage range 1.1 - 1.25V 0.85 - 1.5V
Operating temperature Unknown - 60°C Unknown - 64.5°C

overclocking

Overclocked clock speed 2.3 GHz 3.57 GHz
Overclocked clock speed (Water) 1.6 GHz 3.3 GHz
Overclocked clock speed (Air) 2.3 GHz 3.57 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 L5310
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Intel Core2 QX6700
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