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Differences What are the advantages of each

Front view of Intel Atom Z3745

Reasons to consider the
Intel Atom Z3745

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Much better geekbench 3 AES single core score 283,100 MB/s vs 201.75 MB/s Around 1403.2x better geekbench 3 AES single core score
Better overclocked clock speed (Air) 1.86 GHz vs 1.33 GHz Around 40% better overclocked clock speed (Air)
Better geekbench 3 Multi-Core score 2,395 vs 1,759.5 More than 35% better geekbench 3 Multi-Core score
Front view of Intel Atom Z3530

Reasons to consider the
Intel Atom Z3530

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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
Higher GPU clock speed 457 MHz vs 311 MHz More than 45% higher GPU clock speed
Newer Apr, 2014 vs Jan, 2014 Release date 3 months later

Benchmarks Real world tests of Atom Z3745 vs Z3530

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Atom Z3745
2,395
Atom Z3530
1,759.5

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Atom Z3745
283,100 MB/s
Atom Z3530
201.75 MB/s

Specifications Full list of technical specs

summary

Atom Z3745  vs
Z3530 
Clock speed 1.33 GHz 1.33 GHz
Cores Quad 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 No Yes

power consumption

Typical power consumption N/A N/A

bus

Architecture FSB FSB
Number of links 1 1

details

Atom Z3745  vs
Z3530 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 1.86 GHz 1.33 GHz
Overclocked clock speed (Water) 1.33 GHz 1.33 GHz
Overclocked clock speed (Air) 1.86 GHz 1.33 GHz

integrated graphics

GPU GPU GPU
GPU clock speed 311 MHz 457 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 17,066.66 MB/s 12,800 MB/s
Maximum memory size 4,096 MB 4,096 MB
Intel Atom Z3745
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Intel Atom Z3530
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