CPUBoss Review Our evaluation of 450 vs 420 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 Celeron M 450

Reasons to consider the
Intel Celeron M 450

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Much better geekbench 3 AES single core score 92,100 MB/s vs 66,700 MB/s Around 40% better geekbench 3 AES single core score
Higher clock speed 2.2 GHz vs 1.6 GHz Around 40% higher clock speed
Much better overclocked clock speed (Air) 3.57 GHz vs 2.02 GHz More than 75% better overclocked clock speed (Air)
Better performance per watt 2.63 pt/W vs 1.57 pt/W More than 65% better performance per watt
Newer Aug, 2008 vs Apr, 2007 Release date over 1 years later
Front view of Intel Celeron M 420

Reasons to consider the
Intel Celeron M 420

Report a correction
Better overclocked clock speed (Water) 3.38 GHz vs 3.12 GHz Around 10% better overclocked clock speed (Water)

Benchmarks Real world tests of Celeron M 450 vs 420

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

Celeron M 450
92,100 MB/s
Celeron M 420
66,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Celeron M 450  vs
420 
Clock speed 2.2 GHz 1.6 GHz
Cores Single core Single core
Socket type
478
LGA 775
Slot 1
M

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 No No

power consumption

TDP 35W 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Annual commercial energy cost 30.66 $/year 30.66 $/year
Performance per watt 2.63 pt/W 1.57 pt/W
Typical power consumption 28.44W 28.44W

bus

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

details

Celeron M 450  vs
420 
Architecture x86-64 x86-64
Threads 1 1
L2 cache 1 MB 1 MB
L2 cache per core 1 MB/core 1 MB/core
Manufacture process 65 nm 65 nm
Transistor count 105,000,000 105,000,000
Max CPUs 1 1
Clock multiplier 11 8
Voltage range 1 - 1.34V 1 - 1.34V
Operating temperature Unknown - 60.4°C Unknown - 60.4°C

overclocking

Overclocked clock speed 3.57 GHz 2.02 GHz
Overclocked clock speed (Water) 3.12 GHz 3.38 GHz
PassMark (Overclocked) 1,248.8 1,365.1
Overclocked clock speed (Air) 3.57 GHz 2.02 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 Celeron M 450
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Intel Celeron M 420
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