AMD Phenom II X2 545 vs AMD Athlon 64 LE-1620

Comparative analysis of AMD Phenom II X2 545 and AMD Athlon 64 LE-1620 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Phenom II X2 545

AMD Athlon 64 LE-1620

Differences

Reasons to consider the AMD Phenom II X2 545

CPU is newer: launch date 1 year(s) 8 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 25% higher clock speed: 3 GHz vs 2.4 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2.5x better performance in PassMark - Single thread mark: 1183 vs 475
2.9x better performance in PassMark - CPU mark: 1222 vs 421

Specifications (specs)
Launch date	June 2009 vs October 2007
Number of cores	2 vs 1
Maximum frequency	3 GHz vs 2.4 GHz
Manufacturing process technology	45 nm vs 90 nm
L1 cache	128 KB (per core) vs 128 KB
Benchmarks
PassMark - Single thread mark	1183 vs 475
PassMark - CPU mark	1222 vs 421

Reasons to consider the AMD Athlon 64 LE-1620

Around 78% lower typical power consumption: 45 Watt vs 80 Watt
2.8x better performance in Geekbench 4 - Single Core: 1101 vs 395
Around 53% better performance in Geekbench 4 - Multi-Core: 1074 vs 703

Specifications (specs)
Thermal Design Power (TDP)	45 Watt vs 80 Watt
Benchmarks
Geekbench 4 - Single Core	1101 vs 395
Geekbench 4 - Multi-Core	1074 vs 703

Compare benchmarks

CPU 1: AMD Phenom II X2 545
CPU 2: AMD Athlon 64 LE-1620

PassMark - Single thread mark

CPU 1

CPU 2

1183

475

PassMark - CPU mark

CPU 1

CPU 2

1222

421

Geekbench 4 - Single Core

CPU 1

CPU 2

395

1101

Geekbench 4 - Multi-Core

CPU 1

CPU 2

703

1074

Name	AMD Phenom II X2 545	AMD Athlon 64 LE-1620
PassMark - Single thread mark	1183	475
PassMark - CPU mark	1222	421
Geekbench 4 - Single Core	395	1101
Geekbench 4 - Multi-Core	703	1074

Compare specifications (specs)

	AMD Phenom II X2 545	AMD Athlon 64 LE-1620
Essentials
Architecture codename	Callisto	Windsor
Launch date	June 2009	October 2007
Launch price (MSRP)	$50
Place in performance rating	2557	2573
Price now	$43.98
Value for money (0-100)	12.80
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	258 mm	230 mm
L1 cache	128 KB (per core)	128 KB
L2 cache	512 KB (per core)	1024 KB
L3 cache	6144 KB (per core)
Manufacturing process technology	45 nm	90 nm
Maximum frequency	3 GHz	2.4 GHz
Number of cores	2	1
Transistor count	758 million	227 million
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM2
Thermal Design Power (TDP)	80 Watt	45 Watt