AMD A4-4020 vs AMD Athlon 64 LE-1640

Comparative analysis of AMD A4-4020 and AMD Athlon 64 LE-1640 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.

AMD A4-4020

AMD Athlon 64 LE-1640

Differences

Reasons to consider the AMD A4-4020

CPU is newer: launch date 6 year(s) 4 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 130669% higher clock speed: 3400 MHz vs 2.6 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 90 nm

Launch date	March 2014 vs October 2007
Number of cores	2 vs 1
Maximum frequency	3400 MHz vs 2.6 GHz
Manufacturing process technology	32 nm vs 90 nm

Reasons to consider the AMD Athlon 64 LE-1640

Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 44% lower typical power consumption: 45 Watt vs 65 Watt

L1 cache	128 KB vs 96 KB
Thermal Design Power (TDP)	45 Watt vs 65 Watt

Compare benchmarks

CPU 1: AMD A4-4020
CPU 2: AMD Athlon 64 LE-1640

Name	AMD A4-4020	AMD Athlon 64 LE-1640
GFXBench 4.0 - Car Chase Offscreen (Frames)	453
GFXBench 4.0 - Car Chase Offscreen (Fps)	453
PassMark - Single thread mark		489
PassMark - CPU mark		430

Compare specifications (specs)

	AMD A4-4020	AMD Athlon 64 LE-1640
Essentials
Architecture codename	Richland	Windsor
Family	AMD A4-Series
Launch date	March 2014	October 2007
Launch price (MSRP)	$40
Place in performance rating	3028	3008
Processor Number	A4-4020
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3200 MHz
L1 cache	96 KB	128 KB
L2 cache	1024 KB	1024 KB
Manufacturing process technology	32 nm	90 nm
Maximum core temperature	70 °C
Maximum frequency	3400 MHz	2.6 GHz
Number of cores	2	1
Number of threads	2
Die size		230 mm
Transistor count		227 million
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 Gb/s
Supported memory types	DDR3-1333
Graphics
Graphics base frequency	720 MHz
Number of pipelines	128
Processor graphics	Radeon HD 7480D
Unified Video Decoder (UVD)
Compatibility
Sockets supported	FM2	AM2
Thermal Design Power (TDP)	65 Watt	45 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™)