Cast your vote Do you agree or disagree with CPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!
VS

Differences What are the advantages of each

Front view of Intel Pentium D 940

Reasons to consider the
Intel Pentium D 940

Report a correction
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Higher clock speed 3.2 GHz vs 3 GHz More than 5% higher clock speed
Higher Maximum operating temperature 68.6 °C vs 63.4 °C Around 10% higher Maximum operating temperature
Better overclocked clock speed (Water) 4.6 GHz vs 4.4 GHz Around 5% better overclocked clock speed (Water)
Front view of Intel Pentium D 925

Reasons to consider the
Intel Pentium D 925

Report a correction
Significantly lower typical power consumption 77.19W vs 105.63W More than 25% lower typical power consumption
Much better performance per dollar 0.76 pt/$ vs 0.31 pt/$ Around 2.5x better performance per dollar
Significantly lower annual home energy cost 22.89 $/year vs 31.32 $/year More than 25% lower annual home energy cost
Significantly lower annual commercial energy cost 83.22 $/year vs 113.88 $/year More than 25% lower annual commercial energy cost
Newer Jul, 2006 vs Jan, 2006 Release date 6 months later

Benchmarks Real world tests of Pentium D 940 vs 925

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium D 940  vs
925 
Clock speed 3.2 GHz 3 GHz
Cores Dual core Dual core
Socket type
LGA 775
P

features

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

power consumption

TDP 130W 95W
Annual home energy cost 31.32 $/year 22.89 $/year
Annual commercial energy cost 113.88 $/year 83.22 $/year
Performance per watt 0.44 pt/W 0.59 pt/W
Typical power consumption 105.63W 77.19W

memory controller

Memory controller Built-in Built-in
Supports ECC No No

details

Pentium D 940  vs
925 
Architecture x86-64 x86-64
Threads 2 1
L2 cache 4 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 376,000,000 376,000,000
Max CPUs 1 1
Clock multiplier 16 15
Voltage range 1.2 - 1.34V 1.2 - 1.34V
Operating temperature Unknown - 68.6°C Unknown - 63.4°C

overclocking

Overclocked clock speed 4.25 GHz 4.23 GHz
Overclocked clock speed (Water) 4.6 GHz 4.4 GHz
Overclocked clock speed (Air) 4.25 GHz 4.23 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

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 800 MHz
Intel Pentium D 940
Report a correction
Intel Pentium D 925
Report a correction

Comments

comments powered by Disqus