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Differences What are the advantages of each

Front view of Intel Pentium D 945

Reasons to consider the
Intel Pentium D 945

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CPUBoss is not aware of any important advantages of the Pentium D 945 vs the Pentium 4 660.

Front view of Intel Pentium 4 660

Reasons to consider the
Intel Pentium 4 660

Report a correction

CPUBoss is not aware of any important advantages of the Pentium 4 660 vs the Pentium D 945.

Benchmarks Real world tests of Pentium D 945 vs 4 660

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Pentium D 945  vs
4 660 
Clock speed 3.4 GHz 3.6 GHz
Cores Dual core Single core
Socket type
LGA 775

features

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

power consumption

TDP 95W 115W
Annual home energy cost 22.89 $/year 27.7 $/year
Annual commercial energy cost 83.22 $/year 100.74 $/year
Typical power consumption 77.19W 93.44W

bus

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

details

Pentium D 945  vs
4 660 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 2 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 90 nm
Transistor count 376,000,000 169,000,000
Max CPUs 1 1
Clock multiplier 17 18
Voltage range 1.2 - 1.34V 1.2 - 1.4V
Operating temperature Unknown - 63.4°C Unknown - 70.8°C

overclocking

Overclocked clock speed 4.22 GHz 4.17 GHz
Overclocked clock speed (Water) 4.59 GHz 4.07 GHz
PassMark (Overclocked) 1,049.4 820.9
Overclocked clock speed (Air) 4.22 GHz 4.17 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 945
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Intel Pentium 4 660
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