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Differences What are the advantages of each

Front view of Intel Core i5 2557M

Reasons to consider the
Intel Core i5 2557M

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CPUBoss is not aware of any important advantages of the Core i5 2557M vs the Atom Z2480.

Front view of Intel Atom Z2480

Reasons to consider the
Intel Atom Z2480

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CPUBoss is not aware of any important advantages of the Atom Z2480 vs the Core i5 2557M.

Benchmarks Real world tests of Core i5 2557M vs Atom Z2480

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

Core i5 2557M
1,780,000 MB/s
Atom Z2480
34,800 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Specifications Full list of technical specs

summary

Core i5 2557M  vs
Atom Z2480 
Clock speed 1.7 GHz 2 GHz
Turbo clock speed 2.7 GHz 2 GHz
Cores Dual core Single core

features

Has a NX bit Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

Typical power consumption 13.81W N/A

bus

Architecture DMI FSB
Number of links 1 1

details

Core i5 2557M  vs
Atom Z2480 
Architecture x86-64 x86
Threads 4 2
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.4 GHz 2 GHz
Overclocked clock speed (Water) 1.7 GHz 2 GHz
Overclocked clock speed (Air) 2.4 GHz 2 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 3000 Integrated
Number of displays supported 2 2
GPU clock speed 350 MHz 400 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
DDR2-800
DDR2
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 12,800 MB/s
Maximum memory size 8,202.24 MB 2,048 MB
Intel Core i5 2557M
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Intel Atom Z2480
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