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Differences What are the advantages of each

Front view of Intel Atom Z540

Reasons to consider the
Intel Atom Z540

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Front view of Intel Atom Z2760

Reasons to consider the
Intel Atom Z2760

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required

Benchmarks Real world tests of Atom Z540 vs Z2760

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Atom Z540
581
Atom Z2760
1,080

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Atom Z540
29.5 MB/s
Atom Z2760
28,500 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Atom Z540
581
Atom Z2760
1,041

GeekBench

Atom Z540
826
Atom Z2760
1,418

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

Specifications Full list of technical specs

summary

Atom Z540  vs
Z2760 
Clock speed 1.86 GHz 1.8 GHz
Cores Single core Dual core

features

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

power consumption

TDP 2.4W 2W
Annual home energy cost 0.58 $/year 0.48 $/year
Performance per watt 6.42 pt/W 16.38 pt/W
Typical power consumption 1.95W 1.63W

details

Atom Z540  vs
Z2760 
Architecture x86 x86
Threads 2 4
L2 cache 0.5 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.87 GHz 1.8 GHz
Overclocked clock speed (Water) 1.87 GHz 1.8 GHz
Overclocked clock speed (Air) 1.87 GHz 1.8 GHz

integrated graphics

GPU None GPU
Label N/A Integrated
GPU clock speed N/A 533 MHz

bus

Architecture FSB FSB
Number of links 1 1
Intel Atom Z540
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Intel Atom Z2760
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