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Differences What are the advantages of each

Front view of Intel Celeron 575

Reasons to consider the
Intel Celeron 575

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CPUBoss is not aware of any important advantages of the Celeron 575 vs the Atom Z540.

Front view of Intel Atom Z540

Reasons to consider the
Intel Atom Z540

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Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines

Benchmarks Real world tests of Celeron 575 vs Atom Z540

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 575
82,400 MB/s
Atom Z540
29.5 MB/s

3D Mark 06 (CPU)

Specifications Full list of technical specs

summary

Celeron 575  vs
Atom Z540 
Clock speed 2 GHz 1.86 GHz
Cores Single core Single core
Socket type
478
441

features

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

power consumption

TDP 31W 2.4W
Annual home energy cost 7.47 $/year 0.58 $/year
Performance per watt 2.59 pt/W 6.42 pt/W
Typical power consumption 25.19W 1.95W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 667 MHz 533 MHz

details

Celeron 575  vs
Atom Z540 
Architecture x86-64 x86
Threads 1 2
L2 cache 1 MB 0.5 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 65 nm 45 nm
Transistor count 291,000,000 47,000,000
Max CPUs 1 1
Clock multiplier 12 14
Voltage range 0.95 - 1.3V 0.75 - 1.1V

overclocking

Overclocked clock speed 2.38 GHz 1.87 GHz
Overclocked clock speed (Water) 2 GHz 1.87 GHz
Overclocked clock speed (Air) 2.38 GHz 1.87 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 575
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Intel Atom Z540
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