CPUBoss Review Our evaluation of 960 vs 550 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

4.3

CPUBoss Score

Combination of all six facets

Winner
Intel Pentium D 960 

CPUBoss recommends the Intel Pentium D 960  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Pentium D 960

Reasons to consider the
Intel Pentium D 960

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Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Has a NX bit Yes vs No Somewhat common; Prevents a common class of security exploits
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Front view of Intel Pentium 4 550

Reasons to consider the
Intel Pentium 4 550

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CPUBoss is not aware of any important advantages of the Pentium 4 550 vs the Pentium D 960.

Benchmarks Real world tests of Pentium D 960 vs 4 550

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

Pentium D 960
129,900 MB/s
Pentium 4 550
119,750 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Pentium D 960  vs
4 550 
Clock speed 3.6 GHz 3.4 GHz
Cores Dual core Single core
Socket type
LGA 775

features

Has a NX bit Yes No
Supports trusted computing No No
Has virtualization support Yes No
Instruction set extensions
MMX
SSE
SSE2
SSE3
Supports dynamic frequency scaling Yes No

power consumption

TDP 130W 115W
Annual home energy cost 31.32 $/year 27.7 $/year
Annual commercial energy cost 113.88 $/year 100.74 $/year
Performance per watt 0.73 pt/W 0.87 pt/W
Typical power consumption 105.63W 93.44W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 800 MHz

details

Pentium D 960  vs
4 550 
Architecture x86-64 x86
Threads 2 2
L2 cache 4 MB 1 MB
L2 cache per core 2 MB/core 1 MB/core
Manufacture process 65 nm 90 nm
Transistor count 376,000,000 125,000,000
Max CPUs 1 1
Clock multiplier 18 17
Voltage range 1.2 - 1.34V 1.2 - 1.43V
Operating temperature Unknown - 68.6°C Unknown - 72.8°C

overclocking

Overclocked clock speed 4.33 GHz 3.81 GHz
Overclocked clock speed (Water) 3.6 GHz 3.9 GHz
Overclocked clock speed (Air) 4.33 GHz 3.81 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 Pentium D 960
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Intel Pentium 4 550
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