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Differences What are the advantages of each

Front view of Intel Xeon E5-2683 v3

Reasons to consider the
Intel Xeon E5-2683 v3

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Much more l3 cache 35 MB vs 15 MB More than 2.2x more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 28 vs 12 16 more threads
Much higher Maximum operating temperature 82.5 °C vs 66.7 °C Around 25% higher Maximum operating temperature
Lower typical power consumption 97.5W vs 113.75W Around 15% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Lower annual commercial energy cost 105.12 $/year vs 122.64 $/year Around 15% lower annual commercial energy cost
Lower annual home energy cost 28.91 $/year vs 33.73 $/year Around 15% lower annual home energy cost
Front view of Intel Xeon E5-1650 v3

Reasons to consider the
Intel Xeon E5-1650 v3

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Much higher clock speed 3.5 GHz vs 2 GHz 75% higher clock speed
Much higher turbo clock speed 3.8 GHz vs 3 GHz More than 25% higher turbo clock speed
Much better overclocked clock speed (Air) 4.33 GHz vs 2.76 GHz More than 55% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.55 GHz vs 2.85 GHz Around 60% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E5-2683 v3 vs E5-1650 v3

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 E5-2683 v3
165,900 MB/s
Xeon E5-1650 v3
3,895 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2683 v3  vs
E5-1650 v3 
Clock speed 2 GHz 3.5 GHz
Turbo clock speed 3 GHz 3.8 GHz
Cores Processing Cores Hexa core

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AES
AVX
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 120W 140W
Annual home energy cost 28.91 $/year 33.73 $/year
Annual commercial energy cost 105.12 $/year 122.64 $/year
Performance per watt 2.81 pt/W 1.86 pt/W
Typical power consumption 97.5W 113.75W

bus

Architecture QPI QPI
Number of links 2 0
Transfer rate 9,600 MT/s 0 MT/s
Clock speed 4,800 MHz 0 MHz

details

Xeon E5-2683 v3  vs
E5-1650 v3 
Architecture x86-64 x86-64
Threads 28 12
L3 cache 35 MB 15 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 2 1
Operating temperature Unknown - 82.5°C Unknown - 66.7°C

overclocking

Overclocked clock speed 2.76 GHz 4.33 GHz
Overclocked clock speed (Water) 2.85 GHz 4.55 GHz
Overclocked clock speed (Air) 2.76 GHz 4.33 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

memory controller

Memory controller Built-in Built-in
Memory type
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 6,400 MB/s 6,400 MB/s
Maximum memory size 786,432 MB 786,432 MB
Intel Xeon E5-2683 v3
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Intel Xeon E5-1650 v3
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