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Differences What are the advantages of each

Front view of Intel Core2 Duo L7700

Reasons to consider the
Intel Core2 Duo L7700

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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
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

Benchmarks Real world tests of Core2 Duo L7700 vs Atom D2700

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

Core2 Duo L7700
82.8 MB/s
Atom D2700
33.3 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo L7700  vs
Atom D2700 
Clock speed 1.8 GHz 2.13 GHz
Cores Dual 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 No

power consumption

TDP 17W 10W
Annual home energy cost 4.1 $/year 2.41 $/year
Performance per watt 2.73 pt/W 2.89 pt/W
Typical power consumption 13.81W 8.13W

details

Core2 Duo L7700  vs
Atom D2700 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 4 MB 1 MB
L2 cache per core 2 MB/core 0.5 MB/core
Manufacture process 65 nm 32 nm
Max CPUs 1 1
Voltage range 0.9 - 1.2V 0.91 - 1.21V

overclocking

Overclocked clock speed 1.84 GHz 2.13 GHz
Overclocked clock speed (Water) 1.8 GHz 2.13 GHz
Overclocked clock speed (Air) 1.84 GHz 2.13 GHz

integrated graphics

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

bus

Architecture FSB DMI
Number of links 1 1
Intel Core2 Duo L7700
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Intel Atom D2700
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