AMD Ryzen 9 5900X vs AMD Ryzen 9 3900

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 5900X or AMD Ryzen 9 5900X – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD Ryzen 9 5900X features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q4/2020 and belongs to the 4 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 5900X, you'll need a motherboard with a AM4 (PGA 1331) socket.
The AMD Ryzen 9 3900 features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q3/2019 and belongs to the 3 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 3900, you'll need a motherboard with a AM4 (PGA 1331) socket.
AMD Ryzen 5000 Group AMD Ryzen 3000
4 Generation 3
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 5900X Name AMD Ryzen 9 3900
AMD Ryzen 9 Family AMD Ryzen 9
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 5900X has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen 9 5900X is 3.7 GHz
and turbo frequency for one core is 4.8 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 9 3900 has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen 9 3900 is 3.1 GHz
and turbo frequency for one core is 4.3 GHz.
24 Threads 24
12x Cores 12x
12 CPU Cores 12
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking Yes
4.8 GHz Turbo Frequency (1 core) 4.3 GHz
3.7 GHz Frequency 3.1 GHz
 
 

Internal Graphics

The AMD Ryzen 9 5900X does not have integrated graphics.
The AMD Ryzen 9 3900 does not have integrated graphics.
-- Shaders --
-- Release date --
-- Technology --
-- Direct X --
0 bytes Max. GPU Memory 0 bytes
-- Max. displays --
-- Execution units --
-- GPU frequency --
-- Generation --
-- GPU (Turbo) --
GPU name
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
-- VP8 --
-- VC-1 --
-- JPEG --
-- AV1 --
-- h265 / HEVC (8 bit) --
-- AVC --
-- h264 --
-- VP9 --
-- h265 / HEVC (10 bit) --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR4-3200 Memory type DDR4-3200
Yes ECC No
128.0 GB Max. Memory 128.0 GB
2 Memory channels 2
51.2 GB/s Bandwidth 51.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 105 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 65 W watts.
142 W TDP (PL2) None
105 W TDP (PL1 / PBP) 65 W
90 °C Tjunction max 95 °C
 
 

Technical details

The AMD Ryzen 9 5900X is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 64.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 9 3900 is manufactured using a 7 nm process.
Q4/2020 Release date Q3/2019
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
7 nm Technology 7 nm
Chiplet Chip design Chiplet
549 $ Release price 485 $
Vermeer (Zen 3) Architecture Matisse (Zen 2)
64.0 MB L3-Cache 64.0 MB
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
AM4 (PGA 1331) Socket AM4 (PGA 1331)
6.0 MB L2-Cache 0 bytes
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
39295
39295
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
30688
30688

Cinebench R23 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
21878
21878
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
16555
16555

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
14515
14515
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
11432
11432

Geekbench 6 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
12637
12637
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
10260
10260

CPU-Z Benchmark 17 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
9520
9520
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
7586
7586

Geekbench 6 (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
2199
2199
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
1688
1688

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
1727
1727
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
1234
1234

Cinebench R23 (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
1636
1636
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
1281
1281

Blender 3.1 Benchmark

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
308
308
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
234
234

Monero Hashrate kH/s

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
14.5
14.5
AMD Ryzen 9 3900
12C 24T @ 3.1 GHz
13
13