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Differences What are the advantages of each

Front view of Intel Xeon E3-1105C

Reasons to consider the
Intel Xeon E3-1105C

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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
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 8 vs 4 Twice as many threads
Front view of Intel Atom Z2760

Reasons to consider the
Intel Atom Z2760

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Significantly higher clock speed 1.8 GHz vs 1 GHz 80% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Lower typical power consumption 1.63W vs 20.31W 12.5x lower typical power consumption
Better overclocked clock speed (Air) 1.8 GHz vs 1 GHz 80% better overclocked clock speed (Air)
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Better overclocked clock speed (Water) 1.8 GHz vs 1 GHz 80% better overclocked clock speed (Water)
Lower annual home energy cost 0.48 $/year vs 6.02 $/year 12.5x lower annual home energy cost
Lower annual commercial energy cost 1.75 $/year vs 21.9 $/year 12.5x lower annual commercial energy cost
Newer Sep, 2012 vs Apr, 2012 Release date 5 months later

Features Key features of the Xeon E3-1105C  vs Atom Z2760 

clock speed

Atom Z2760
1.8 GHz

L2 cache

overclocked clock speed (air)

Atom Z2760
1.8 GHz

overclocked clock speed (water)

Atom Z2760
1.8 GHz

Specifications Full list of technical specs

summary

Xeon E3-1105C  vs
Atom Z2760 
Clock speed 1 GHz 1.8 GHz
Cores Quad core Dual core

features

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

power consumption

TDP 25W 2W
Annual home energy cost 6.02 $/year 0.48 $/year
Annual commercial energy cost 21.9 $/year 1.75 $/year
Typical power consumption 20.31W 1.63W

bus

Architecture DMI FSB
Number of links 1 1

details

Xeon E3-1105C  vs
Atom Z2760 
Architecture x86-64 x86
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1 GHz 1.8 GHz
Overclocked clock speed (Water) 1 GHz 1.8 GHz
Overclocked clock speed (Air) 1 GHz 1.8 GHz

integrated graphics

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR2-800
DDR2
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Maximum memory size 32,768 MB 2,457.6 MB
Intel Xeon E3-1105C
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Intel Atom Z2760
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