CPUBoss Review Our evaluation of 740 vs 5400K

Performance

Benchmark performance using all cores

Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more

Value

Are you paying a premium for performance?

Performance Per Dollar

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

Winner
AMD Athlon X4 740 

CPUBoss recommends the AMD Athlon X4 740  based on its .

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VS

AMD Athlon X4 740

CPUBoss Winner
Front view of AMD Athlon X4 740

Differences What are the advantages of each

Front view of AMD Athlon X4 740

Reasons to consider the
AMD Athlon X4 740

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Significantly more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Significantly more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Better PassMark score 3,974 vs 2,147 More than 85% better PassMark score
Better geekbench (32-bit) score 4,690 vs 2,858 Around 65% better geekbench (32-bit) score
Higher Maximum Operating Temperature 73 °C vs 70 °C Around 5% higher Maximum Operating Temperature
Front view of AMD A6 5400K

Reasons to consider the
AMD A6 5400K

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher clock speed 3.6 GHz vs 3.2 GHz More than 10% higher clock speed
Better overclocked clock speed (Air) 4.38 GHz vs 3.82 GHz Around 15% better overclocked clock speed (Air)
Better performance per dollar 7.04 pt/$ vs 6.06 pt/$ More than 15% better performance per dollar
Significantly better overclocked clock speed (Water) 4.67 GHz vs 3.29 GHz More than 40% better overclocked clock speed (Water)

Benchmarks Real world tests of Athlon X4 740 vs A6 5400K

GeekBench (32-bit)

A6 5400K
2,858

GeekBench

A6 5400K
2,858

3D Mark 11 (Physics)

A6 5400K
3,420
Athlon X4 740 A6 5400K @ community.futuremark.com

Passmark (Single Core)

A6 5400K
1,356

Specifications Full list of technical specs

summary

Athlon X4 740  vs
A6 5400K 
Clock speed 3.2 GHz 3.6 GHz
Cores Quad core Dual core
Is unlocked Yes Yes
Is hyperthreaded No No

features

Has a NX bit Yes Yes
Has vitualization support Yes Yes
Instruction-set-extensions
MMX
SSE
SSE4.2
SSE3
SSE2
Supplemental SSE3
SSE4.1
SSE4
SSE4a
AES
3DNow!
Supports dynamic frequency scaling Yes Yes

gpu

GPU None GPU
Label N/A Radeon™ HD 7540D
Latest DirectX N/A 11.0

details

Athlon X4 740  vs
A6 5400K 
Threads 4 2
L2 cache 4 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 32 nms 32 nms
Max CPUs 1 1
Operating temperature Unknown - 73°C Unknown - 70°C

overclocking

Overclock popularity 13 8
Overclocked clock speed 3.82 GHz 4.38 GHz
Overclocked clock speed (Water) 3.29 GHz 4.67 GHz
Overclocked clock speed (Air) 3.82 GHz 4.38 GHz

power consumption

TDP 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 6.99 pt/W 6.49 pt/W
Typical power consumption 52.81W 52.81W
AMD Athlon X4 740
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AMD A6 5400K
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