CPUBoss Review Our evaluation of X5650 vs E5-2640 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 E5-2640 

CPUBoss recommends the Intel Xeon E5-2640  based on its performance and single-core performance.

See full details

Cast your vote Do you agree or disagree with CPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!
VS

Differences What are the advantages of each

Front view of Intel Xeon X5650

Reasons to consider the
Intel Xeon X5650

Report a correction
Higher clock speed 2.66 GHz vs 2.5 GHz More than 5% higher clock speed
Much higher Maximum operating temperature 81.3 °C vs 73 °C More than 10% higher Maximum operating temperature
Significantly better overclocked clock speed (Air) 3.83 GHz vs 2.8 GHz More than 35% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.69 GHz vs 2.5 GHz Around 90% better overclocked clock speed (Water)
Slightly better geekbench 3 Multi-Core score 22,313 vs 9,664 More than 2.2x better geekbench 3 Multi-Core score
Front view of Intel Xeon E5-2640

Reasons to consider the
Intel Xeon E5-2640

Report a correction
Much better PassMark (Single core) score 1,961 vs 1,232 Around 60% better PassMark (Single core) score
Much better performance per dollar 10.01 pt/$ vs 7.41 pt/$ More than 35% better performance per dollar
More l3 cache 15 MB vs 12 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Newer Mar, 2012 vs Mar, 2010 Release date over 2 years later
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 X5650 vs E5-2640

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X5650
22,313
Xeon E5-2640
9,664

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X5650
2,176
Xeon E5-2640
2,099

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X5650
1,470,000 MB/s
Xeon E5-2640
1,400,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon X5650
13,247
Xeon E5-2640
16,730

GeekBench

Xeon X5650
14,009
Xeon E5-2640
16,730

PassMark Data courtesy Passmark

Xeon X5650
7,606
Xeon E5-2640
9,708

PassMark (Single Core)

Xeon X5650
1,232
Xeon E5-2640
1,961

Specifications Full list of technical specs

summary

Xeon X5650  vs
E5-2640 
Clock speed 2.66 GHz 2.5 GHz
Turbo clock speed 3.06 GHz 3 GHz
Cores Hexa core Hexa core
Socket type
LGA 1366
LGA 2011

features

Has a NX bit Yes Yes
Supports trusted computing Yes 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 95W 95W
Annual home energy cost 22.89 $/year 22.89 $/year
Annual commercial energy cost 83.22 $/year 83.22 $/year
Performance per watt 8.35 pt/W 7.55 pt/W
Typical power consumption 77.19W 77.19W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 31,999.98 MB/s 42,666.64 MB/s
Maximum memory size 294,912 MB 393,216 MB

details

Xeon X5650  vs
E5-2640 
Architecture x86-64 x86-64
Threads 12 12
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.33 MB/core
L3 cache 12 MB 15 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 2
Clock multiplier 20 30
Voltage range 0.75 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 81.3°C Unknown - 73°C

overclocking

Overclock popularity 11 3
Overclocked clock speed 3.83 GHz 2.8 GHz
Overclocked clock speed (Water) 4.69 GHz 2.5 GHz
Overclocked clock speed (Air) 3.83 GHz 2.8 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 2
Data rate 51,200 MB/s 57,600 MB/s
Transfer rate 6,400 MT/s 7,200 MT/s
Clock speed 3,200 MHz 3,600 MHz
Intel Xeon X5650
Report a correction
Intel Xeon E5-2640
Report a correction

Comments

comments powered by Disqus