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Front view of Intel Xeon E5-1650

Intel Xeon E5-1650

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon E5-2670

Reasons to consider the
Intel Xeon E5-2670

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Much more l3 cache 20 MB vs 12 MB More than 65% more l3 cache; more data can be stored in the l3 cache for quick access later
Much higher Maximum operating temperature 80 °C vs 64 °C 25% higher Maximum operating temperature
More threads 16 vs 12 4 more threads
Supports more RAM 393,216 MB vs 262,144 MB Supports 50% more RAM
Lower typical power consumption 93.44W vs 105.63W More than 10% lower typical power consumption
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
Lower annual commercial energy cost 100.74 $/year vs 113.88 $/year More than 10% lower annual commercial energy cost
Lower annual home energy cost 27.7 $/year vs 31.32 $/year More than 10% lower annual home energy cost
Front view of Intel Xeon E5-1650

Reasons to consider the
Intel Xeon E5-1650

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Much higher clock speed 3.2 GHz vs 2.6 GHz Around 25% higher clock speed
Significantly higher turbo clock speed 3.8 GHz vs 3.3 GHz More than 15% higher turbo clock speed
Much better performance per dollar 1.76 pt/$ vs 0.53 pt/$ More than 3.2x better performance per dollar
Much better overclocked clock speed (Air) 4.53 GHz vs 3.13 GHz Around 45% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.7 GHz vs 3.08 GHz More than 50% 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

Benchmarks Real world tests of Xeon E5-2670 vs E5-1650

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2670
14,255
Xeon E5-1650
16,658

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2670
1,740,000 MB/s
Xeon E5-1650
2,210,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5-2670
22,189
Xeon E5-1650
18,198

GeekBench (64-bit) Data courtesy Primate Labs

Xeon E5-2670
15,347
Xeon E5-1650
19,270

GeekBench

Xeon E5-2670
22,189
Xeon E5-1650
19,270

PassMark Data courtesy Passmark

Xeon E5-2670
12,270
Xeon E5-1650
11,790

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2670  vs
E5-1650 
Clock speed 2.6 GHz 3.2 GHz
Turbo clock speed 3.3 GHz 3.8 GHz
Cores Octa core Hexa 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
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 115W 130W
Annual home energy cost 27.7 $/year 31.32 $/year
Annual commercial energy cost 100.74 $/year 113.88 $/year
Performance per watt 7.31 pt/W 7.9 pt/W
Typical power consumption 93.44W 105.63W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 51,200 MB/s 51,200 MB/s
Maximum memory size 393,216 MB 262,144 MB

details

Xeon E5-2670  vs
E5-1650 
Architecture x86-64 x86-64
Threads 16 12
L2 cache 2 MB 2 MB
L2 cache per core 0.25 MB/core 0.33 MB/core
L3 cache 20 MB 12 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Clock multiplier 33 38
Voltage range 0.6 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 80°C Unknown - 64°C

overclocking

Overclocked clock speed 3.13 GHz 4.53 GHz
Overclocked clock speed (Water) 3.08 GHz 4.7 GHz
Overclocked clock speed (Air) 3.13 GHz 4.53 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 0
Transfer rate 8,000 MT/s 0 MT/s
Clock speed 4,000 MHz 0 MHz
Intel Xeon E5-2670
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Intel Xeon E5-1650
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