AMD Athlon II X4 620 vs AMD Athlon 64 X2 3800+

Comparative analysis of AMD Athlon II X4 620 and AMD Athlon 64 X2 3800+ 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, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Athlon II X4 620

AMD Athlon 64 X2 3800+

Differences

Reasons to consider the AMD Athlon II X4 620

CPU is newer: launch date 4 year(s) 1 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 30% higher clock speed: 2.6 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
4x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 64% better performance in PassMark - Single thread mark: 1062 vs 646
2.1x better performance in PassMark - CPU mark: 2018 vs 958
Around 48% better performance in Geekbench 4 - Single Core: 312 vs 211
2.9x better performance in Geekbench 4 - Multi-Core: 1083 vs 373

Specifications (specs)
Launch date	September 2009 vs August 2005
Number of cores	4 vs 2
Maximum frequency	2.6 GHz vs 2 GHz
Manufacturing process technology	45 nm vs 90 nm
L1 cache	128 KB (per core) vs 128 KB
L2 cache	512 KB (per core) vs 512 KB
Benchmarks
PassMark - Single thread mark	1062 vs 646
PassMark - CPU mark	2018 vs 958
Geekbench 4 - Single Core	312 vs 211
Geekbench 4 - Multi-Core	1083 vs 373

Reasons to consider the AMD Athlon 64 X2 3800+

Around 7% lower typical power consumption: 89 Watt vs 95 Watt

Thermal Design Power (TDP)	89 Watt vs 95 Watt

Compare benchmarks

CPU 1: AMD Athlon II X4 620
CPU 2: AMD Athlon 64 X2 3800+

PassMark - Single thread mark

CPU 1

CPU 2

1062

646

PassMark - CPU mark

CPU 1

CPU 2

2018

958

Geekbench 4 - Single Core

CPU 1

CPU 2

312

211

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1083

373

Name	AMD Athlon II X4 620	AMD Athlon 64 X2 3800+
PassMark - Single thread mark	1062	646
PassMark - CPU mark	2018	958
Geekbench 4 - Single Core	312	211
Geekbench 4 - Multi-Core	1083	373
3DMark Fire Strike - Physics Score	0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.01
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	8.801
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.185
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.384

Compare specifications (specs)

	AMD Athlon II X4 620	AMD Athlon 64 X2 3800+
Essentials
Architecture codename	Propus	Manchester
Launch date	September 2009	August 2005
Launch price (MSRP)	$65
Place in performance rating	3091	3081
Price now	$69.99
Value for money (0-100)	12.37
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	169 mm	156 mm
L1 cache	128 KB (per core)	128 KB
L2 cache	512 KB (per core)	512 KB
Manufacturing process technology	45 nm	90 nm
Maximum frequency	2.6 GHz	2 GHz
Number of cores	4	2
Transistor count	300 million	154 million
Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	939
Thermal Design Power (TDP)	95 Watt	89 Watt