CPUBoss Review Our evaluation of Z3775 vs Z3740 among laptop CPUs (up to 15W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

7.4

CPUBoss Score

Combination of all six facets

Winner
Intel Atom Z3775 

CPUBoss recommends the Intel Atom Z3775  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Atom Z3775

Reasons to consider the
Intel Atom Z3775

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CPUBoss is not aware of any important advantages of the Z3775 vs the Z3740.

Front view of Intel Atom Z3740

Reasons to consider the
Intel Atom Z3740

Report a correction

CPUBoss is not aware of any important advantages of the Z3740 vs the Z3775.

Benchmarks Real world tests of Atom Z3775 vs Z3740

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Atom Z3775
3,046
Atom Z3740
2,572

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Atom Z3775
381,000 MB/s
Atom Z3740
307,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Atom Z3775
2,989
Atom Z3740
2,448

GeekBench

Atom Z3775
2,989
Atom Z3740
2,448

3D Mark 06 (CPU)

PassMark Data courtesy Passmark

Atom Z3775
1,259
Atom Z3740
1,062

PassMark (Single Core)

Specifications Full list of technical specs

summary

Atom Z3775  vs
Z3740 
Clock speed 1.47 GHz 1.33 GHz
Turbo clock speed 2.39 GHz 1.86 GHz
Cores Quad core Quad core
Socket type
BGA 1380
Is unlocked No No

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 2W 2W
Annual home energy cost 0.48 $/year 0.48 $/year
Performance per watt 91.06 pt/W 73.89 pt/W
Typical power consumption 1.63W 1.63W

bus

Architecture FSB FSB
Number of links 1 1

details

Atom Z3775  vs
Z3740 
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
Voltage range 0.4 - 1.14V 0.4 - 1.14V
Operating temperature Unknown - 90°C Unknown - 90°C

overclocking

Overclocked clock speed 2.27 GHz 1.61 GHz
Overclocked clock speed (Water) 1.47 GHz 1.33 GHz
Overclocked clock speed (Air) 2.27 GHz 1.61 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics HD (Ivy Bridge)
GPU clock speed 311 MHz 311 MHz
Turbo clock speed 667 MHz 667 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1066
DDR3
DDR3L-1066
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 17,066.66 MB/s 17,066.66 MB/s
Maximum memory size 4,096 MB 4,096 MB
Intel Atom Z3775
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Intel Atom Z3740
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