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Front view of Intel Xeon E5-2630L

Intel Xeon E5-2630L

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon L5640

Reasons to consider the
Intel Xeon L5640

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Significantly higher clock speed 2.26 GHz vs 2 GHz Around 15% higher clock speed
Higher turbo clock speed 2.8 GHz vs 2.5 GHz More than 10% higher turbo clock speed
Front view of Intel Xeon E5-2630L

Reasons to consider the
Intel Xeon E5-2630L

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Much better PassMark (Single core) score 1,596 vs 1,100 More than 45% better PassMark (Single core) score
Significantly more l3 cache 15 MB vs 12 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more RAM 393,216 MB vs 294,912 MB Supports around 35% more RAM
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Newer Mar, 2012 vs Mar, 2010 Release date over 2 years later

Benchmarks Real world tests of Xeon L5640 vs E5-2630L

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon L5640
16,852

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon L5640
1,250,000 MB/s
Xeon E5-2630L
1,400,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon L5640  vs
E5-2630L 
Clock speed 2.26 GHz 2 GHz
Turbo clock speed 2.8 GHz 2.5 GHz
Cores Hexa core Hexa 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
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 60W 60W
Annual home energy cost 14.45 $/year 14.45 $/year
Annual commercial energy cost 52.56 $/year 52.56 $/year
Performance per watt 10.46 pt/W 10.72 pt/W
Typical power consumption 48.75W 48.75W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 46,928 MB/s 57,600 MB/s
Transfer rate 5,860 MT/s 7,200 MT/s
Clock speed 2,930 MHz 3,600 MHz

details

Xeon L5640  vs
E5-2630L 
Architecture x86-64 x86-64
Threads 12 12
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.33 MB/core
L3 cache 12 MB 15 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 2
Clock multiplier 17 25
Voltage range 0.75 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 69.4°C Unknown - 69.8°C

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 31,999.98 MB/s 42,666.64 MB/s
Maximum memory size 294,912 MB 393,216 MB
Intel Xeon L5640
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Intel Xeon E5-2630L
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