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Differences What are the advantages of each

Front view of AMD E1 2100

Reasons to consider the
AMD E1 2100

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Much better geekbench 3 AES single core score 494,700 MB/s vs 73 MB/s Around 6776.8x better geekbench 3 AES single core score
Much newer manufacturing process 28 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better performance per watt 16.08 pt/W vs 0.93 pt/W More than 17.2x better performance per watt
Significantly lower typical power consumption 7.31W vs 36.56W 5x lower typical power consumption
Significantly higher Maximum operating temperature 90 °C vs 65 °C Around 40% higher Maximum operating temperature
More cores 2 vs 1 Twice as many cores; run more applications at once
Significantly lower annual home energy cost 2.17 $/year vs 10.84 $/year 5x lower annual home energy cost
Significantly lower annual commercial energy cost 7.88 $/year vs 39.42 $/year 5x lower annual commercial energy cost
Front view of AMD Athlon 64 LE-1640

Reasons to consider the
AMD Athlon 64 LE-1640

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Much higher clock speed 2.7 GHz vs 1 GHz Around 2.8x higher clock speed
Much better overclocked clock speed (Air) 3.24 GHz vs 1 GHz Around 3.2x better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.79 GHz vs 1 GHz More than 3.8x better overclocked clock speed (Water)

Benchmarks Real world tests of E1 2100 vs Athlon 64 LE-1640

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

E1 2100
494,700 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

E1 2100  vs
Athlon 64 LE-1640 
Clock speed 1 GHz 2.7 GHz
Cores Dual core Single core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
SSE4.2
AMD-V
3DNow!
Supplemental SSE3
AES

details

E1 2100  vs
Athlon 64 LE-1640 
Threads 2 1
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 28 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 90°C Unknown - 65°C

overclocking

Overclocked clock speed 1 GHz 3.24 GHz
Overclocked clock speed (Water) 1 GHz 3.79 GHz
Overclocked clock speed (Air) 1 GHz 3.24 GHz

power consumption

TDP 9W 45W
Annual home energy cost 2.17 $/year 10.84 $/year
Annual commercial energy cost 7.88 $/year 39.42 $/year
Performance per watt 16.08 pt/W 0.93 pt/W
Typical power consumption 7.31W 36.56W
AMD E1 2100
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AMD Athlon 64 LE-1640
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