CPUBoss Review Our evaluation of E5-2609 vs E5-1620 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

5.5

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5-1620 

CPUBoss recommends the Intel Xeon E5-1620  based on its single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-2609

Reasons to consider the
Intel Xeon E5-2609

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Much lower typical power consumption 65W vs 105.63W Around 40% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Much lower annual commercial energy cost 70.08 $/year vs 113.88 $/year Around 40% lower annual commercial energy cost
Much lower annual home energy cost 19.27 $/year vs 31.32 $/year Around 40% lower annual home energy cost
Front view of Intel Xeon E5-1620

Reasons to consider the
Intel Xeon E5-1620

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Much higher clock speed 3.6 GHz vs 2.4 GHz More than 50% higher clock speed
Much better PassMark (Single core) score 2,117 vs 980 Around 2.2x better PassMark (Single core) score
Much better overclocked clock speed (Air) 3.93 GHz vs 2.4 GHz Around 65% better overclocked clock speed (Air)
More threads 8 vs 4 Twice as many threads
Much better overclocked clock speed (Water) 4.7 GHz vs 2.56 GHz Around 85% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E5-2609 vs E5-1620

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2609
9,537
Xeon E5-1620
12,397

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2609
1,620,000 MB/s
Xeon E5-1620
2,460,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E5-2609
6,642
Xeon E5-1620
13,003

GeekBench

Xeon E5-2609
6,642
Xeon E5-1620
13,786

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2609  vs
E5-1620 
Clock speed 2.4 GHz 3.6 GHz
Cores Quad core Quad 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 80W 130W
Annual home energy cost 19.27 $/year 31.32 $/year
Annual commercial energy cost 70.08 $/year 113.88 $/year
Performance per watt 8.89 pt/W 7.47 pt/W
Typical power consumption 65W 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 34,133.32 MB/s 51,200 MB/s
Maximum memory size 393,216 MB 384,000 MB

details

Xeon E5-2609  vs
E5-1620 
Architecture x86-64 x86-64
Threads 4 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 10 MB 10 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Clock multiplier 24 38
Voltage range 0.6 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 70°C Unknown - 64°C

overclocking

Overclocked clock speed 2.4 GHz 3.93 GHz
Overclocked clock speed (Water) 2.56 GHz 4.7 GHz
Overclocked clock speed (Air) 2.4 GHz 3.93 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 6,400 MT/s 0 MT/s
Clock speed 3,200 MHz 0 MHz
Intel Xeon E5-2609
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Intel Xeon E5-1620
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