AMD A4-4020 vs AMD Athlon II X3 445

Comparative analysis of AMD A4-4020 and AMD Athlon II X3 445 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD A4-4020

AMD Athlon II X3 445

Differences

Reasons to consider the AMD A4-4020

CPU is newer: launch date 3 year(s) 9 month(s) later
Around 109577% higher clock speed: 3400 MHz vs 3.1 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 46% lower typical power consumption: 65 Watt vs 95 Watt

Launch date	March 2014 vs May 2010
Maximum frequency	3400 MHz vs 3.1 GHz
Manufacturing process technology	32 nm vs 45 nm
Thermal Design Power (TDP)	65 Watt vs 95 Watt

Reasons to consider the AMD Athlon II X3 445

1 more cores, run more applications at once: 3 vs 2
4x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later

Number of cores	3 vs 2
L1 cache	128 KB (per core) vs 96 KB
L2 cache	512 KB (per core) vs 1024 KB

Compare benchmarks

CPU 1: AMD A4-4020
CPU 2: AMD Athlon II X3 445

Name	AMD A4-4020	AMD Athlon II X3 445
GFXBench 4.0 - Car Chase Offscreen (Frames)	453
GFXBench 4.0 - Car Chase Offscreen (Fps)	453
PassMark - Single thread mark		1274
PassMark - CPU mark		1823
Geekbench 4 - Single Core		383
Geekbench 4 - Multi-Core		1036
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		1.743
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		4.487
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.083
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.259
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		3.169

Compare specifications (specs)

	AMD A4-4020	AMD Athlon II X3 445
Essentials
Architecture codename	Richland	Rana
Family	AMD A4-Series
Launch date	March 2014	May 2010
Launch price (MSRP)	$40	$91
Place in performance rating	2954	2967
Processor Number	A4-4020
Vertical segment	Desktop	Desktop
Price now		$91
Value for money (0-100)		8.33
Performance
64 bit support
Base frequency	3200 MHz
L1 cache	96 KB	128 KB (per core)
L2 cache	1024 KB	512 KB (per core)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	70 °C
Maximum frequency	3400 MHz	3.1 GHz
Number of cores	2	3
Number of threads	2
Die size		169 mm
Transistor count		300 million
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 Gb/s
Supported memory types	DDR3-1333	DDR3
Graphics
Graphics base frequency	720 MHz
Number of pipelines	128
Processor graphics	Radeon HD 7480D
Unified Video Decoder (UVD)
Compatibility
Sockets supported	FM2	AM3
Thermal Design Power (TDP)	65 Watt	95 Watt
Max number of CPUs in a configuration		1
Peripherals
PCI Express revision	2.0
Advanced Technologies
Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Fused Multiply-Add 4 (FMA4)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)