CPUBoss Review Our evaluation of E5540 vs 2690 v2 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

5.3

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5540 

CPUBoss recommends the Intel Xeon E5540  based on its cost to run.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5540

Reasons to consider the
Intel Xeon E5540

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Much lower typical power consumption 65W vs 105.63W Around 40% lower typical power consumption
Much better overclocked clock speed (Air) 3.57 GHz vs 3.24 GHz More than 10% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.45 GHz vs 3 GHz Around 50% better overclocked clock speed (Water)
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 2690 v2

Reasons to consider the
Intel Xeon E5 2690 v2

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Much more l3 cache 25 MB vs 8 MB Around 3.2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much higher clock speed 3 GHz vs 2.53 GHz Around 20% higher clock speed
Much higher turbo clock speed 3.6 GHz vs 2.8 GHz Around 30% higher turbo clock speed
Much more l2 cache 2.5 MB vs 1 MB 2.5x more l2 cache; more data can be stored in the l2 cache for quick access later
More threads 20 vs 8 12 more threads
Supports more RAM 786,432 MB vs 147,456 MB Supports more than 5.2x more RAM
More cores 10 vs 4 6 more cores; run more applications at once
Much better performance per watt 10.91 pt/W vs 2.24 pt/W Around 5x better performance per watt
Much higher Maximum operating temperature 88 °C vs 76 °C More than 15% higher Maximum operating temperature
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Newer manufacturing process 22 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Newer Jul, 2013 vs Mar, 2009 Release date over 4 years later

Benchmarks Real world tests of Xeon E5540 vs E5 2690 v2

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 E5540
112,700 MB/s
Xeon E5 2690 v2
2,100,000 MB/s

Specifications Full list of technical specs

summary

Xeon E5540  vs
E5 2690 v2 
Clock speed 2.53 GHz 3 GHz
Turbo clock speed 2.8 GHz 3.6 GHz
Cores Quad core Deca core
Socket type
LGA 1366
LGA 2011

features

Has a NX bit Yes Yes
Supports trusted computing No 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 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 2.24 pt/W 10.91 pt/W
Typical power consumption 65W 105.63W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 46,928 MB/s 64,000 MB/s
Transfer rate 5,860 MT/s 8,000 MT/s
Clock speed 2,930 MHz 4,000 MHz

details

Xeon E5540  vs
E5 2690 v2 
Architecture x86-64 x86-64
Threads 8 20
L2 cache 1 MB 2.5 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 25 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 45 nm 22 nm
Max CPUs 2 2
Clock multiplier 19 30
Operating temperature Unknown - 76°C Unknown - 88°C

overclocking

Overclocked clock speed 3.57 GHz 3.24 GHz
Overclocked clock speed (Water) 4.45 GHz 3 GHz
Overclocked clock speed (Air) 3.57 GHz 3.24 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
DDR3-1866
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 25,599.99 MB/s 59,733.32 MB/s
Maximum memory size 147,456 MB 786,432 MB
Intel Xeon E5540
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Intel Xeon E5 2690 v2
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