AMD Sempron LE-1100 vs AMD Athlon 64 FX-55

Comparative analysis of AMD Sempron LE-1100 and AMD Athlon 64 FX-55 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Sempron LE-1100

AMD Athlon 64 FX-55

Differences

Reasons to consider the AMD Sempron LE-1100

CPU is newer: launch date 2 year(s) 10 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
2.3x lower typical power consumption: 45 Watt vs 104 Watt
Around 1% better performance in PassMark - Single thread mark: 509 vs 505

Specifications (specs)
Launch date	August 2007 vs October 2004
Manufacturing process technology	65 nm vs 90 nm
Thermal Design Power (TDP)	45 Watt vs 104 Watt
Benchmarks
PassMark - Single thread mark	509 vs 505

Reasons to consider the AMD Athlon 64 FX-55

Around 37% higher clock speed: 2.6 GHz vs 1.9 GHz
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 28% better performance in PassMark - CPU mark: 404 vs 315

Specifications (specs)
Maximum frequency	2.6 GHz vs 1.9 GHz
L2 cache	1024 KB vs 256 KB
Benchmarks
PassMark - CPU mark	404 vs 315

Compare benchmarks

CPU 1: AMD Sempron LE-1100
CPU 2: AMD Athlon 64 FX-55

PassMark - Single thread mark

CPU 1

CPU 2

509

505

PassMark - CPU mark

CPU 1

CPU 2

315

404

Name	AMD Sempron LE-1100	AMD Athlon 64 FX-55
PassMark - Single thread mark	509	505
PassMark - CPU mark	315	404

Compare specifications (specs)

	AMD Sempron LE-1100	AMD Athlon 64 FX-55
Essentials
Architecture codename	Sparta	San Diego
Launch date	August 2007	October 2004
Place in performance rating	2989	2994
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$180
Price now		$179.95
Value for money (0-100)		1.18
Performance
64 bit support
L1 cache	128 KB	128 KB
L2 cache	256 KB	1024 KB
Manufacturing process technology	65 nm	90 nm
Maximum frequency	1.9 GHz	2.6 GHz
Number of cores	1	1
Die size		115 mm
Transistor count		114 million
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM2	939
Thermal Design Power (TDP)	45 Watt	104 Watt