CPUBoss Review Our evaluation of Q9550 vs 750 among desktop CPUs (over 75W)

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

Fire Strike

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?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Core2 Quad Q9550

Reasons to consider the
Intel Core2 Quad Q9550

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Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Core i5 750

Reasons to consider the
Intel Core i5 750

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CPUBoss is not aware of any important advantages of the Core i5 750 vs the Core2 Quad Q9550.

Benchmarks Real world tests of Core2 Quad Q9550 vs Core i5 750

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

Core2 Quad Q9550
121,500 MB/s
Core i5 750
127,600 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Core2 Quad Q9550  vs Core i5 750 

9.0
9.0

9.8
9.1

Overall

9.4 Out of 10
9.3 Out of 10

Specifications Full list of technical specs

summary

Core2 Quad Q9550  vs
Core i5 750 
Clock speed 2.83 GHz 2.66 GHz
Cores Quad core Quad core
Socket type
LGA 775
LGA 1156

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

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

details

Core2 Quad Q9550  vs
Core i5 750 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 12 MB 1 MB
L2 cache per core 3 MB/core 0.25 MB/core
Manufacture process 45 nm 45 nm
Transistor count 820,000,000 774,000,000
Max CPUs 1 1
Clock multiplier 8 20
Voltage range 0.85 - 1.36V 0.65 - 1.4V
Operating temperature Unknown - 71.4°C Unknown - 72.7°C

overclocking

Overclock popularity 127 159
Overclock review score 5 4.5
Overclocked clock speed 3.99 GHz 4.13 GHz
Overclocked clock speed (Water) 4.03 GHz 4.09 GHz
Overclocked clock speed (Air) 3.99 GHz 4.13 GHz

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 42.81 $/year
Annual commercial energy cost 83.22 $/year 122.73 $/year
Performance per watt 1.51 pt/W 0.89 pt/W
Typical power consumption 77.19W 122.45W

bus

Architecture FSB DMI
Number of links 1 1
Intel Core2 Quad Q9550
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Intel Core i5 750
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