CPUBoss Review Our evaluation of E5540 vs E5-2609

Performance

Benchmark performance using all cores

Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Cost to Run

Commercial Energy Cost

Value

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Cost to Run and Value

Winner
Intel Xeon E5540 

CPUBoss recommends the Intel Xeon E5540  based on its .

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VS

Intel Xeon E5540

CPUBoss Winner
Front view of Intel Xeon E5540

Differences What are the advantages of each

Front view of Intel Xeon E5540

Reasons to consider the
Intel Xeon E5540

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Is hyperthreaded Yes vs No Somewhat common; Maximizes usage of each CPU core
Much better performance per dollar 13.86 pt/$ vs 3.36 pt/$ Around 4.2x better performance per dollar
Higher Maximum Operating Temperature 76 °C vs 70 °C Around 10% higher Maximum Operating Temperature
Front view of Intel Xeon E5-2609

Reasons to consider the
Intel Xeon E5-2609

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Newer manufacturing process 32 nms vs 45 nms A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Marginally newer Mar, 2012 vs Mar, 2009 Release date over 2 years later
Supports more RAM 393,216 MB vs 147,456 MB Supports around 2.8x more RAM
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core

Benchmarks Real world tests of Xeon E5540 vs E5-2609

GeekBench (32-bit)

Xeon E5540
7,105
Xeon E5-2609
6,837

GeekBench

Xeon E5540
8,085
Xeon E5-2609
6,837

Passmark (Single Core)

Xeon E5540
1,156
Xeon E5-2609
1,231

Specifications Full list of technical specs

summary

Xeon E5540  vs
E5-2609 
Clock speed 2.53 GHz 2.4 GHz
Cores Quad core Quad core
Socket type
LGA 1366
LGA 2011
Is hyperthreaded Yes No

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support Yes Yes
Instruction-set-extensions
MMX
SSE
SSE4.2
AVX
SSE3
SSE2
Supplemental SSE3
SSE4.1
AES
Supports dynamic frequency scaling Yes Yes

gpu

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
DDR3-1066
DDR3-800
Channels Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 25,599.99 MB/s 34,133.32 MB/s
Maximum memory size 147,456 MB 393,216 MB

details

Xeon E5540  vs
E5-2609 
Architecture x86-64 x86-64
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 10 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 45 nms 32 nms
Max CPUs 2 2
Clock multiplier 19 24
Voltage range 0.75 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 76°C Unknown - 70°C

overclocking

Overclock popularity 0 1

power consumption

TDP 80W 80W
Annual home energy cost 19.27 $/year 19.27 $/year
Annual commercial energy cost 70.08 $/year 70.08 $/year
Performance per watt 9.36 pt/W 8.9 pt/W
Typical power consumption 65W 65W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 46,928 MB/s 51,200 MB/s
Transfer rate 5,860 MT/s 6,400 MT/s
Clock speed 2,930 MHz 3,200 MHz
Intel Xeon E5540
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Intel Xeon E5-2609
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