AMD Ryzen 9 3900 vs AMD Athlon PRO 300GE

Comparative analysis of AMD Ryzen 9 3900 and AMD Athlon PRO 300GE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics API support. Benchmark processor performance analysis: 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), PassMark - Single thread mark, PassMark - CPU mark.

AMD Ryzen 9 3900

AMD Athlon PRO 300GE

Differences

Reasons to consider the AMD Ryzen 9 3900

Processor is unlocked, an unlocked multiplier allows for easier overclocking
10 more cores, run more applications at once: 12 vs 2
20 more threads: 24 vs 4
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 12 nm
4x 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
16x more L3 cache, more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 128 GB vs 64 GB

Unlocked	Unlocked vs Locked
Number of cores	12 vs 2
Number of threads	24 vs 4
Manufacturing process technology	7 nm vs 12 nm
L1 cache	768 KB vs 192 KB
L2 cache	6 MB vs 1 MB
L3 cache	64 MB vs 4 MB
Maximum memory size	128 GB vs 64 GB

Reasons to consider the AMD Athlon PRO 300GE

Around 86% lower typical power consumption: 35 Watt vs 65 Watt

Thermal Design Power (TDP)	35 Watt vs 65 Watt

Compare benchmarks

CPU 1: AMD Ryzen 9 3900
CPU 2: AMD Athlon PRO 300GE

Name	AMD Ryzen 9 3900	AMD Athlon PRO 300GE
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	30.97
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	70.972
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.748
CompuBench 1.5 Desktop - Video Composition (Frames/s)	4.924
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	19.043
PassMark - Single thread mark		1927
PassMark - CPU mark		4423

Compare specifications (specs)

	AMD Ryzen 9 3900	AMD Athlon PRO 300GE
Essentials
Architecture codename	Zen 2	Zen+
Launch date	24 Sep 2019	20 Sep 2019
OPN Tray	100-000000070	YD300BC6M2OFH
Place in performance rating	1373	1223
Vertical segment	Desktop	Desktop
Processor Number		PRO 300GE
Performance
64 bit support
Base frequency	3100 MHz	3.4 GHz
L1 cache	768 KB	192 KB
L2 cache	6 MB	1 MB
L3 cache	64 MB	4 MB
Manufacturing process technology	7 nm	12 nm
Maximum core temperature	95 °C	95 °C
Maximum frequency	4300 MHz
Number of cores	12	2
Number of threads	24	4
Unlocked
Number of GPU cores		3
Memory
Max memory channels	2	2
Maximum memory bandwidth	47.68 GB/s	39.74 GB/s
Maximum memory size	128 GB	64 GB
Supported memory types	DDR4-3200	DDR4-2666
ECC memory support
Supported memory frequency		2667 MHz
Compatibility
Sockets supported	AM4	AM4
Thermal Design Power (TDP)	65 Watt	35 Watt
Peripherals
Max number of PCIe lanes	20	20
PCI Express revision	4.0	3.0
PCIe configurations	1x16+x4, 2x8+x4, 1x8+2x4+x4	1x16+1x4, 2x8+1x4
Advanced Technologies
Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
AMD GuardMI technology
AMD SenseMI
Fused Multiply-Add 4 (FMA4)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)
Graphics
Graphics base frequency		1100 MHz
iGPU core count		3
Number of pipelines		192
Processor graphics		Radeon Vega 3 Graphics
Graphics interfaces
DisplayPort
HDMI
Graphics API support
DirectX		12
OpenGL		4.6
Vulkan