CPUBoss Review Our evaluation of 450M vs Z2760

Performance

Benchmark performance using all cores

Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Cinebench R11.5 (1-core), Cinebench R10 32-bit (1-core) and 2 more

Power Consumption

How much power does the processor require?

TDP

Features

How does CPUBoss rank the features of each product?

Features and specifications that differ between products

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of Intel Core i5 450M

Reasons to consider the
Intel Core i5 450M

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Higher clock speed 2.4 GHz vs 1.8 GHz Around 35% higher clock speed
More advanced architecture x86-64 vs x86 A 64-bit architecture allows more RAM to be installed and accessed by the processor
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Significantly better overclocked clock speed (Air) 2.7 GHz vs 1.5 GHz Around 80% better overclocked clock speed (Air)
Better geekbench (32-bit) score 3,261 vs 1,041 Around 3.2x better geekbench (32-bit) score
Better performance per dollar 5.05 pt/$ vs 3.07 pt/$ Around 65% better performance per dollar
Better PassMark score 2,146 vs 679 Around 3.2x better PassMark score
Supports more RAM 8,192 MB vs 2,048 MB Supports 4x more RAM
Significantly better overclocked clock speed (Water) 2.4 GHz vs 1.5 GHz 60% better overclocked clock speed (Water)
Front view of Intel Atom Z2760

Reasons to consider the
Intel Atom Z2760

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Much lower typical power consumption 1.63W vs 28.44W 17.5x lower typical power consumption
Much better performance per watt 62.99 pt/W vs 10.13 pt/W Around 6.2x better performance per watt
Newer Sep, 2012 vs Jun, 2010 Release date over 2 years later
Much lower annual home energy cost 0.48 $/year vs 8.43 $/year 17.5x lower annual home energy cost

Benchmarks Real world tests of Core i5 450M vs Atom Z2760

GeekBench (32-bit)

Core i5 450M
3,261
Atom Z2760
1,041

GeekBench

Core i5 450M
5,208
Atom Z2760
1,418

Specifications Full list of technical specs

summary

Core i5 450M  vs
Atom Z2760 
Clock speed 2.4 GHz 1.8 GHz
Cores Dual core Dual core
Is hyperthreaded Yes Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes No
Instruction set extensions
MMX
SSE
SSE4.2
SSE3
SSE2
Supplemental SSE3
SSE4.1
SSE4
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 35W 2W
Annual home energy cost 8.43 $/year 0.48 $/year
Performance per watt 10.13 pt/W 62.99 pt/W
Typical power consumption 28.44W 1.63W

bus

Architecture DMI FSB
Number of links 1 1

details

Core i5 450M  vs
Atom Z2760 
Architecture x86-64 x86
Threads 4 4
L2 cache 1 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.7 GHz 1.5 GHz
Overclocked clock speed (Water) 2.4 GHz 1.5 GHz
Overclocked clock speed (Air) 2.7 GHz 1.5 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Integrated
GPU clock speed 500 MHz 533 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1066
DDR3-800
DDR2-800
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 17,066.66 MB/s 12,800 MB/s
Maximum memory size 8,192 MB 2,048 MB
Intel Core i5 450M
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Intel Atom Z2760
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