CPUBoss Review Our evaluation of X3330 vs Q9550 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

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Xeon X3330

Reasons to consider the
Intel Xeon X3330

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Significantly better performance per dollar 0.82 pt/$ vs 0.5 pt/$ Around 65% better performance per dollar
Better geekbench 3 Multi-Core score 6,104 vs 5,498 More than 10% better geekbench 3 Multi-Core score
Better geekbench 3 single core score 1,800 vs 1,604 More than 10% better geekbench 3 single core score
Newer Aug, 2008 vs Jan, 2008 Release date 7 months later
Front view of Intel Core2 Quad Q9550

Reasons to consider the
Intel Core2 Quad Q9550

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Much more l2 cache 12 MB vs 6 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 3 MB/core vs 1.5 MB/core 2x more l2 cache per core
Slightly higher clock speed 2.83 GHz vs 2.66 GHz More than 5% higher clock speed
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Better overclocked clock speed (Air) 3.99 GHz vs 3.6 GHz More than 10% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.03 GHz vs 2.67 GHz More than 50% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon X3330 vs Core2 Quad Q9550

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 X3330
141,600 MB/s
Core2 Quad Q9550
121,500 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon X3330  vs
Core2 Quad Q9550 
Clock speed 2.66 GHz 2.83 GHz
Cores Quad core Quad core
Socket type
LGA 775

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
Supplemental SSE3
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 1.73 pt/W 1.51 pt/W
Typical power consumption 77.19W 77.19W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,333 MHz 1,333 MHz

details

Xeon X3330  vs
Core2 Quad Q9550 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 6 MB 12 MB
L2 cache per core 1.5 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Transistor count 456,000,000 820,000,000
Max CPUs 1 1
Clock multiplier 8 8
Voltage range 0.85 - 13625V 0.85 - 1.36V
Operating temperature Unknown - 71.4°C Unknown - 71.4°C

overclocking

Overclocked clock speed 3.6 GHz 3.99 GHz
Overclocked clock speed (Water) 2.67 GHz 4.03 GHz
Overclocked clock speed (Air) 3.6 GHz 3.99 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
Intel Xeon X3330
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Intel Core2 Quad Q9550
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