CPUBoss Review Our evaluation of X5650 vs 3720QM 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

8.4

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 3720QM 

CPUBoss recommends the Intel Core i7 3720QM  based on its performance, single-core performance and power consumption.

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VS
Front view of Intel Core i7 3720QM

Intel Core i7 3720QM

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon X5650

Reasons to consider the
Intel Xeon X5650

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache 12 MB vs 6 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More cores 6 vs 4 2 more cores; run more applications at once
More threads 12 vs 8 4 more threads
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Supports more RAM 294,912 MB vs 32,768 MB Supports 9x more RAM
Much better overclocked clock speed (Water) 4.64 GHz vs 2.6 GHz Around 80% better overclocked clock speed (Water)
Better overclocked clock speed (Air) 3.84 GHz vs 3.47 GHz More than 10% better overclocked clock speed (Air)
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Front view of Intel Core i7 3720QM

Reasons to consider the
Intel Core i7 3720QM

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 3.6 GHz vs 3.06 GHz Around 20% higher turbo clock speed
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 36.56W vs 77.19W 2.1x lower typical power consumption
Significantly higher Maximum operating temperature 105 °C vs 81.3 °C Around 30% higher Maximum operating temperature
Better PassMark (Single core) score 1,820 vs 1,234 More than 45% better PassMark (Single core) score
Significantly better performance per watt 11.87 pt/W vs 7.89 pt/W More than 50% better performance per watt
Newer Apr, 2012 vs Mar, 2010 Release date over 2 years later
Much lower annual home energy cost 10.84 $/year vs 22.89 $/year 2.1x lower annual home energy cost
Much lower annual commercial energy cost 39.42 $/year vs 83.22 $/year 2.1x lower annual commercial energy cost

Benchmarks Real world tests of Xeon X5650 vs Core i7 3720QM

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X5650
22,313

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X5650
1,470,000 MB/s
Core i7 3720QM
2,410,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon X5650
13,247

GeekBench (64-bit) Data courtesy Primate Labs

Xeon X5650
13,603

GeekBench

Xeon X5650
14,009

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon X5650  vs
Core i7 3720QM 
Clock speed 2.66 GHz 2.6 GHz
Turbo clock speed 3.06 GHz 3.6 GHz
Cores Hexa core Quad core
Socket type
LGA 1366
BGA 1224
rPGA 988B

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 45W
Annual home energy cost 22.89 $/year 10.84 $/year
Annual commercial energy cost 83.22 $/year 39.42 $/year
Performance per watt 7.89 pt/W 11.87 pt/W
Typical power consumption 77.19W 36.56W

bus

Architecture QPI DMI
Number of links 2 1
Transfer rate 6,400 MT/s 5,000 MT/s

details

Xeon X5650  vs
Core i7 3720QM 
Architecture x86-64 x86-64
Threads 12 8
L2 cache 2 MB 1 MB
L2 cache per core 0.33 MB/core 0.25 MB/core
L3 cache 12 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 2 1
Clock multiplier 20 26
Operating temperature Unknown - 81.3°C Unknown - 105°C

overclocking

Overclocked clock speed 3.84 GHz 3.47 GHz
Overclocked clock speed (Water) 4.64 GHz 2.6 GHz
Overclocked clock speed (Air) 3.84 GHz 3.47 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4000
Latest DirectX N/A 10.x
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,250 MHz
3DMark06 N/A 5,344.5

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3L-1333
DDR3RS-1600
DDR3RS-1333
DDR3
DDR3-800
Channels Triple Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 31,999.98 MB/s 25,600 MB/s
Maximum memory size 294,912 MB 32,768 MB
Intel Xeon X5650
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Intel Core i7 3720QM
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