CPUBoss Review Our evaluation of X5650 vs W3690 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 X5650 

CPUBoss recommends the Intel Xeon X5650  based on its cost to run and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon X5650

Reasons to consider the
Intel Xeon X5650

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Much better performance per dollar 1.44 pt/$ vs 0.85 pt/$ More than 70% better performance per dollar
Much higher Maximum operating temperature 81.3 °C vs 67.9 °C Around 20% higher Maximum operating temperature
Supports more RAM 294,912 MB vs 24,576 MB Supports 12x more RAM
Significantly lower typical power consumption 77.19W vs 105.63W More than 25% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Significantly lower annual commercial energy cost 83.22 $/year vs 113.88 $/year More than 25% lower annual commercial energy cost
Significantly lower annual home energy cost 22.89 $/year vs 31.32 $/year More than 25% lower annual home energy cost
Better overclocked clock speed (Water) 4.64 GHz vs 4.48 GHz Around 5% better overclocked clock speed (Water)
Front view of Intel Xeon W3690

Reasons to consider the
Intel Xeon W3690

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Much higher clock speed 3.46 GHz vs 2.66 GHz More than 30% higher clock speed
Much higher turbo clock speed 3.73 GHz vs 3.06 GHz More than 20% higher turbo clock speed
Much better PassMark (Single core) score 1,560 vs 1,234 More than 25% better PassMark (Single core) score
Significantly better overclocked clock speed (Air) 4.09 GHz vs 3.84 GHz More than 5% better overclocked clock speed (Air)
Newer Feb, 2011 vs Mar, 2010 Release date 11 months later

Benchmarks Real world tests of Xeon X5650 vs W3690

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X5650
22,313
Xeon W3690
14,746

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X5650
2,176
Xeon W3690
2,657

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X5650
1,470,000 MB/s
Xeon W3690
1,800,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon X5650
13,247
Xeon W3690
14,580

GeekBench (64-bit) Data courtesy Primate Labs

Xeon X5650
13,603
Xeon W3690
16,250

GeekBench

Xeon X5650
14,009
Xeon W3690
16,250

PassMark Data courtesy Passmark

Xeon X5650
7,510
Xeon W3690
9,406

PassMark (Single Core)

Xeon X5650
1,234
Xeon W3690
1,560

Specifications Full list of technical specs

summary

Xeon X5650  vs
W3690 
Clock speed 2.66 GHz 3.46 GHz
Turbo clock speed 3.06 GHz 3.73 GHz
Cores Hexa core Hexa core
Socket type
LGA 1366

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 130W
Annual home energy cost 22.89 $/year 31.32 $/year
Annual commercial energy cost 83.22 $/year 113.88 $/year
Performance per watt 7.89 pt/W 6.51 pt/W
Typical power consumption 77.19W 105.63W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Triple Channel
Supports ECC Yes Yes
Maximum bandwidth 31,999.98 MB/s 31,999.98 MB/s
Maximum memory size 294,912 MB 24,576 MB

details

Xeon X5650  vs
W3690 
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 12 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 1
Clock multiplier 20 26
Voltage range 0.75 - 1.35V 0.8 - 1.38V
Operating temperature Unknown - 81.3°C Unknown - 67.9°C

overclocking

Overclock popularity 11 0
Overclocked clock speed 3.84 GHz 4.09 GHz
Overclocked clock speed (Water) 4.64 GHz 4.48 GHz
Overclocked clock speed (Air) 3.84 GHz 4.09 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 1
Data rate 51,200 MB/s 25,600 MB/s
Transfer rate 6,400 MT/s 6,400 MT/s
Clock speed 3,200 MHz 3,200 MHz
Intel Xeon X5650
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Intel Xeon W3690
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