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Differences What are the advantages of each

Front view of Intel Xeon E5-2660

Reasons to consider the
Intel Xeon E5-2660

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Much more l3 cache 20 MB vs 8 MB 2.5x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 8 vs 4 Twice as many cores; run more applications at once
More threads 16 vs 8 Twice as many threads
Supports more RAM 393,216 MB vs 32,768 MB Supports 12x more RAM
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Newer Mar, 2012 vs Apr, 2011 Release date 11 months later
Front view of Intel Xeon E3-1230

Reasons to consider the
Intel Xeon E3-1230

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Much higher clock speed 3.2 GHz vs 2.2 GHz More than 45% higher clock speed
Significantly higher turbo clock speed 3.6 GHz vs 3 GHz More than 20% higher turbo clock speed
Much better performance per dollar 3.21 pt/$ vs 0.54 pt/$ Around 6x better performance per dollar
Much better overclocked clock speed (Air) 3.73 GHz vs 2.65 GHz More than 40% better overclocked clock speed (Air)
Lower typical power consumption 65W vs 77.19W More than 15% lower typical power consumption
Much better overclocked clock speed (Water) 3.64 GHz vs 3.17 GHz Around 15% better overclocked clock speed (Water)
Lower annual commercial energy cost 70.08 $/year vs 83.22 $/year More than 15% lower annual commercial energy cost
Lower annual home energy cost 19.27 $/year vs 22.89 $/year More than 15% lower annual home energy cost

Benchmarks Real world tests of Xeon E5-2660 vs E3-1230

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2660
1,540,000 MB/s
Xeon E3-1230
1,850,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5-2660
18,896
Xeon E3-1230
12,431

GeekBench

Xeon E5-2660
18,896
Xeon E3-1230
13,394

PassMark Data courtesy Passmark

Xeon E5-2660
13,435
Xeon E3-1230
9,315

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2660  vs
E3-1230 
Clock speed 2.2 GHz 3.2 GHz
Turbo clock speed 3 GHz 3.6 GHz
Cores Octa core Quad core
Socket type
LGA 2011
LGA 1155

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 80W
Annual home energy cost 22.89 $/year 19.27 $/year
Annual commercial energy cost 83.22 $/year 70.08 $/year
Performance per watt 7.69 pt/W 9.54 pt/W
Typical power consumption 77.19W 65W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 51,200 MB/s 21,333.32 MB/s
Maximum memory size 393,216 MB 32,768 MB

details

Xeon E5-2660  vs
E3-1230 
Architecture x86-64 x86-64
Threads 16 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 20 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Clock multiplier 30 32
Operating temperature Unknown - 73°C Unknown - 69.1°C

overclocking

Overclock popularity 1 4
Overclocked clock speed 2.65 GHz 3.73 GHz
Overclocked clock speed (Water) 3.17 GHz 3.64 GHz
Overclocked clock speed (Air) 2.65 GHz 3.73 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 DMI
Number of links 2 1
Transfer rate 8,000 MT/s 5,000 MT/s
Intel Xeon E5-2660
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Intel Xeon E3-1230
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