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Differences What are the advantages of each

Front view of Intel Xeon LC5518

Reasons to consider the
Intel Xeon LC5518

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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
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
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 D2700

Reasons to consider the
Intel Atom D2700

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 2.13 GHz vs 1.73 GHz Around 25% higher clock speed
Significantly lower typical power consumption 8.13W vs 39W 4.8x lower typical power consumption
Significantly higher Maximum operating temperature 100 °C vs 77.5 °C Around 30% higher Maximum operating temperature
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Newer Sep, 2011 vs Feb, 2010 Release date over 1 years later
Significantly lower annual home energy cost 2.41 $/year vs 11.56 $/year 4.8x lower annual home energy cost
Significantly lower annual commercial energy cost 8.76 $/year vs 42.05 $/year 4.8x lower annual commercial energy cost

Features Key features of the Xeon LC5518  vs Atom D2700 

clock speed

Xeon LC5518
1.73 GHz
Atom D2700
2.13 GHz

L2 cache

TDP

Specifications Full list of technical specs

summary

Xeon LC5518  vs
Atom D2700 
Clock speed 1.73 GHz 2.13 GHz
Cores Quad core Dual core

features

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

memory controller

Memory controller Built-in Built-in
Channels Triple Channel Single Channel
Supports ECC Yes No

bus

Architecture QPI DMI
Number of links 1 1
Transfer rate 4,800 MT/s 2,500 MT/s

details

Xeon LC5518  vs
Atom D2700 
Architecture x86-64 x86-64
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 2 1
Voltage range 1 - 1.5V 0.91 - 1.21V
Operating temperature Unknown - 77.5°C Unknown - 100°C

integrated graphics

GPU None GPU
Label N/A Integrated
Number of displays supported N/A 2
GPU clock speed N/A 640 MHz

power consumption

TDP 48W 10W
Annual home energy cost 11.56 $/year 2.41 $/year
Annual commercial energy cost 42.05 $/year 8.76 $/year
Typical power consumption 39W 8.13W
Intel Xeon LC5518
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Intel Atom D2700
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