AMD A4-4020 vs Intel Core 2 Duo E8400

Comparative analysis of AMD A4-4020 and Intel Core 2 Duo E8400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. 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, 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD A4-4020

Intel Core 2 Duo E8400

Differences

Reasons to consider the AMD A4-4020

CPU is newer: launch date 6 year(s) 1 month(s) later
Around 113233% higher clock speed: 3400 MHz vs 3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm

Launch date	March 2014 vs January 2008
Maximum frequency	3400 MHz vs 3 GHz
Manufacturing process technology	32 nm vs 45 nm

Reasons to consider the Intel Core 2 Duo E8400

Around 3% higher maximum core temperature: 72.4°C vs 70 °C
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
6x more L2 cache, more data can be stored in the L2 cache for quick access later

Maximum core temperature	72.4°C vs 70 °C
L1 cache	128 KB vs 96 KB
L2 cache	6144 KB vs 1024 KB

Compare benchmarks

CPU 1: AMD A4-4020
CPU 2: Intel Core 2 Duo E8400

Name	AMD A4-4020	Intel Core 2 Duo E8400
GFXBench 4.0 - Car Chase Offscreen (Frames)	453
GFXBench 4.0 - Car Chase Offscreen (Fps)	453
PassMark - Single thread mark		1237
PassMark - CPU mark		1201
Geekbench 4 - Single Core		422
Geekbench 4 - Multi-Core		738
3DMark Fire Strike - Physics Score		2400
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		26.311
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.099
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.408

Compare specifications (specs)

	AMD A4-4020	Intel Core 2 Duo E8400
Essentials
Architecture codename	Richland	Wolfdale
Family	AMD A4-Series
Launch date	March 2014	January 2008
Launch price (MSRP)	$40
Place in performance rating	3024	3020
Processor Number	A4-4020	E8400
Vertical segment	Desktop	Desktop
Price now		$129.95
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Value for money (0-100)		4.87
Performance
64 bit support
Base frequency	3200 MHz	3.00 GHz
L1 cache	96 KB	128 KB
L2 cache	1024 KB	6144 KB
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	70 °C	72.4°C
Maximum frequency	3400 MHz	3 GHz
Number of cores	2	2
Number of threads	2
Bus Speed		1333 MHz FSB
Die size		107 mm2
Maximum case temperature (TCase)		72 °C
Transistor count		410 million
VID voltage range		0.8500V-1.3625V
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 Gb/s
Supported memory types	DDR3-1333	DDR1, DDR2, DDR3
Graphics
Graphics base frequency	720 MHz
Number of pipelines	128
Processor graphics	Radeon HD 7480D
Unified Video Decoder (UVD)
Compatibility
Sockets supported	FM2	LGA775
Thermal Design Power (TDP)	65 Watt	65 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
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
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)