CPUBoss Review Our evaluation of 960 vs E6420 among desktop 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

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

5.6

CPUBoss Score

Combination of all six facets

Winner
Intel Core2 Duo E6420 

CPUBoss recommends the Intel Core2 Duo E6420  based on its performance and value.

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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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Much higher clock speed 3.6 GHz vs 2.13 GHz Around 70% higher clock speed
Much higher Maximum operating temperature 68.6 °C vs 60.1 °C Around 15% higher Maximum operating temperature
Better overclocked clock speed (Air) 4.33 GHz vs 3.37 GHz Around 30% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.6 GHz vs 2.13 GHz Around 70% better overclocked clock speed (Water)
Front view of Intel Core2 Duo E6420

Reasons to consider the
Intel Core2 Duo E6420

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Much lower typical power consumption 52.81W vs 105.63W 2x lower typical power consumption
Newer Apr, 2007 vs Apr, 2006 Release date over 1 years later
Much lower annual home energy cost 15.66 $/year vs 31.32 $/year 2x lower annual home energy cost
Much lower annual commercial energy cost 56.94 $/year vs 113.88 $/year 2x lower annual commercial energy cost

Benchmarks Real world tests of Pentium D 960 vs Core2 Duo E6420

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
Core2 Duo E6420
91,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium D 960  vs
Core2 Duo E6420 
Clock speed 3.6 GHz 2.13 GHz
Cores Dual core Dual core
Socket type
LGA 775

features

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

power consumption

TDP 130W 65W
Annual home energy cost 31.32 $/year 15.66 $/year
Annual commercial energy cost 113.88 $/year 56.94 $/year
Performance per watt 0.73 pt/W 1.38 pt/W
Typical power consumption 105.63W 52.81W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 800 MHz 1,066 MHz

details

Pentium D 960  vs
Core2 Duo E6420 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 376,000,000 291,000,000
Max CPUs 1 1
Clock multiplier 18 8
Voltage range 1.2 - 1.34V 0.85 - 1.5V
Operating temperature Unknown - 68.6°C Unknown - 60.1°C

overclocking

Overclocked clock speed 4.33 GHz 3.37 GHz
Overclocked clock speed (Water) 3.6 GHz 2.13 GHz
Overclocked clock speed (Air) 4.33 GHz 3.37 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 Core2 Duo E6420
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