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Intel Core i5 540M

CPUBoss Winner
Front view of Intel Core i5 540M

Differences What are the advantages of each

Front view of Intel Core i5 540M

Reasons to consider the
Intel Core i5 540M

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per watt 14.03 pt/W vs 1.59 pt/W More than 8.8x better performance per watt
Higher clock speed 2.53 GHz vs 2.3 GHz 10% higher clock speed
Much more l3 cache per core 1.5 MB/core vs 0.17 MB/core 9x more l3 cache per core
More l3 cache 3 MB vs 0.5 MB 6x more l3 cache; more data can be stored in the l3 cache for quick access later
Better geekbench 3 single core score 1,927 vs 1,236 More than 55% better geekbench 3 single core score
Lower typical power consumption 28.44W vs 36.56W More than 20% lower typical power consumption
Better geekbench 3 Multi-Core score 3,870 vs 3,279 Around 20% better geekbench 3 Multi-Core score
Lower annual home energy cost 8.43 $/year vs 10.84 $/year More than 20% lower annual home energy cost
Lower annual commercial energy cost 30.66 $/year vs 39.42 $/year More than 20% lower annual commercial energy cost
Better overclocked clock speed (Water) 2.53 GHz vs 2.3 GHz More than 10% better overclocked clock speed (Water)
Newer Jan, 2010 vs Oct, 2009 Release date 2 months later
Front view of AMD Athlon II X3 405e

Reasons to consider the
AMD Athlon II X3 405e

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly more l2 cache per core 0.67 MB/core vs 0.25 MB/core Around 2.8x more l2 cache per core
More cores 3 vs 2 1 more cores; run more applications at once
Better overclocked clock speed (Air) 3.45 GHz vs 3.03 GHz Around 15% better overclocked clock speed (Air)

Benchmarks Real world tests of Core i5 540M vs Athlon II X3 405e

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 540M
1,400,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 540M  vs
Athlon II X3 405e 
Clock speed 2.53 GHz 2.3 GHz
Cores Dual core Tri core
Socket type
BGA 1288
AM3
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 35W 45W
Annual home energy cost 8.43 $/year 10.84 $/year
Annual commercial energy cost 30.66 $/year 39.42 $/year
Performance per watt 14.03 pt/W 1.59 pt/W
Typical power consumption 28.44W 36.56W

details

Core i5 540M  vs
Athlon II X3 405e 
Architecture x86-64 x86-64
Threads 4 3
L2 cache 0.5 MB 2 MB
L2 cache per core 0.25 MB/core 0.67 MB/core
L3 cache 3 MB 0.5 MB
L3 cache per core 1.5 MB/core 0.17 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.03 GHz 3.45 GHz
Overclocked clock speed (Water) 2.53 GHz 2.3 GHz
Overclocked clock speed (Air) 3.03 GHz 3.45 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics N/A
Number of displays supported 2 N/A
GPU clock speed 500 MHz N/A
Turbo clock speed 766 MHz N/A
Intel Core i5 540M
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AMD Athlon II X3 405e
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