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Differences What are the advantages of each

Front view of Intel Core i5 470UM

Reasons to consider the
Intel Core i5 470UM

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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
Front view of Intel Atom Z3745

Reasons to consider the
Intel Atom Z3745

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CPUBoss is not aware of any important advantages of the Atom Z3745 vs the Core i5 470UM.

Benchmarks Real world tests of Core i5 470UM vs Atom Z3745

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 470UM
73,300 MB/s
Atom Z3745
283,100 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 470UM  vs
Atom Z3745 
Clock speed 1.33 GHz 1.33 GHz
Turbo clock speed 1.86 GHz 1.86 GHz
Cores Dual core Quad core

features

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1066
DDR3-800
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 17,066.66 MB/s
Maximum memory size 8,192 MB 4,096 MB

details

Core i5 470UM  vs
Atom Z3745 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Intel® HD Graphics
GPU clock speed 166 MHz 311 MHz

power consumption

Typical power consumption 14.63W N/A

bus

Architecture DMI FSB
Number of links 1 1
Intel Core i5 470UM
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Intel Atom Z3745
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