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Differences What are the advantages of each

Front view of Intel Core i5 2540M

Reasons to consider the
Intel Core i5 2540M

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Much higher turbo clock speed 3.3 GHz vs None Compared to all cpus, 3.3 GHz turbo clock speed is just OK
Much higher clock speed 2.6 GHz vs 1 GHz More than 2.5x higher clock speed
Much better geekbench 2 (32-bit) score 4,953 vs 678 More than 7.2x better geekbench 2 (32-bit) score
Much better performance per watt 20.13 pt/W vs 3.24 pt/W Around 6.2x better performance per watt
Much higher GPU clock speed 650 MHz vs 276 MHz More than 2.2x higher GPU clock speed
Significantly newer manufacturing process 32 nm vs 40 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better geekbench 3 Multi-Core score 5,066 vs 722 More than 7x better geekbench 3 Multi-Core score
Much better PassMark (Single core) score 1,560 vs 265 Around 6x better PassMark (Single core) score
Significantly more l3 cache per core 1.5 MB/core vs 0.5 MB/core 3x more l3 cache per core
Slightly more l3 cache 3 MB vs 1 MB 3x more l3 cache; more data can be stored in the l3 cache for quick access later
Higher Maximum operating temperature 100 °C vs 90 °C More than 10% higher Maximum operating temperature
More threads 4 vs 2 Twice as many threads
Front view of AMD C 50

Reasons to consider the
AMD C 50

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Significantly lower typical power consumption 7.31W vs 28.44W 3.9x lower typical power consumption
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Significantly lower annual home energy cost 2.17 $/year vs 8.43 $/year 3.9x lower annual home energy cost
Significantly lower annual commercial energy cost 7.88 $/year vs 30.66 $/year 3.9x lower annual commercial energy cost

Benchmarks Real world tests of Core i5 2540M vs AMD C 50

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 2540M
2,030,000 MB/s
AMD C 50
32,500 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 2540M  vs
AMD C 50 
Clock speed 2.6 GHz 1 GHz
Turbo clock speed 3.3 GHz None
Cores Dual core Dual core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
AMD64
SSE4.1
SSE4.2
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3

details

Core i5 2540M  vs
AMD C 50 
Threads 4 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 3 MB 1 MB
L3 cache per core 1.5 MB/core 0.5 MB/core
Manufacture process 32 nm 40 nm
Max CPUs 1 1
Clock multiplier 26 5
Operating temperature Unknown - 100°C Unknown - 90°C

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 3000 Radeon™ HD 6250
GPU clock speed 650 MHz 276 MHz

power consumption

TDP 35W 9W
Annual home energy cost 8.43 $/year 2.17 $/year
Annual commercial energy cost 30.66 $/year 7.88 $/year
Performance per watt 20.13 pt/W 3.24 pt/W
Typical power consumption 28.44W 7.31W
Intel Core i5 2540M
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AMD C 50
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