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Differences What are the advantages of each

Front view of Intel Xeon E5-2630

Reasons to consider the
Intel Xeon E5-2630

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Much higher clock speed 2.3 GHz vs 1.9 GHz More than 20% higher clock speed
Significantly higher turbo clock speed 2.8 GHz vs 2.4 GHz More than 15% higher turbo clock speed
Much better overclocked clock speed (Air) 2.55 GHz vs 1.9 GHz Around 35% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 2.74 GHz vs 1.9 GHz Around 45% better overclocked clock speed (Water)
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Front view of Intel Xeon E5 2628L v2

Reasons to consider the
Intel Xeon E5 2628L v2

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Much more l3 cache 20 MB vs 15 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
Much higher Maximum operating temperature 92 °C vs 77.4 °C Around 20% higher Maximum operating temperature
Supports more RAM 786,432 MB vs 393,216 MB Supports 2x more RAM
More threads 16 vs 12 4 more threads
Lower typical power consumption 56.88W vs 77.19W More than 25% lower typical power consumption
Newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Lower annual commercial energy cost 61.32 $/year vs 83.22 $/year More than 25% lower annual commercial energy cost
Lower annual home energy cost 16.86 $/year vs 22.89 $/year More than 25% lower annual home energy cost
Newer Jul, 2013 vs Mar, 2012 Release date over 1 years later

Features Key features of the Xeon E5-2630  vs E5 2628L v2 

clock speed

Xeon E5-2630
2.3 GHz

turbo clock speed

Xeon E5-2630
2.8 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Xeon E5-2630
2.55 GHz

overclocked clock speed (water)

Xeon E5-2630
2.74 GHz

Specifications Full list of technical specs

summary

Xeon E5-2630  vs
E5 2628L v2 
Clock speed 2.3 GHz 1.9 GHz
Turbo clock speed 2.8 GHz 2.4 GHz
Cores Hexa core Octa core
Socket type
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 95W 70W
Annual home energy cost 22.89 $/year 16.86 $/year
Annual commercial energy cost 83.22 $/year 61.32 $/year
Typical power consumption 77.19W 56.88W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Quad Channel Quad Channel
Supports ECC Yes No
Maximum bandwidth 42,666.64 MB/s 25,600 MB/s
Maximum memory size 393,216 MB 786,432 MB

details

Xeon E5-2630  vs
E5 2628L v2 
Architecture x86-64 x86-64
Threads 12 16
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.25 MB/core
L3 cache 15 MB 20 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 2 2
Clock multiplier 28 19
Operating temperature Unknown - 77.4°C Unknown - 92°C

overclocking

Overclocked clock speed 2.55 GHz 1.9 GHz
Overclocked clock speed (Water) 2.74 GHz 1.9 GHz
Overclocked clock speed (Air) 2.55 GHz 1.9 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 2 2
Data rate 57,600 MB/s 57,600 MB/s
Transfer rate 7,200 MT/s 7,200 MT/s
Clock speed 3,600 MHz 3,600 MHz
Intel Xeon E5-2630
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Intel Xeon E5 2628L v2
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