AMD Ryzen 9 5900X vs AMD Ryzen 9 3900XT

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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 3900XT features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q2/2020 and belongs to the 3 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 3900XT, you'll need a motherboard with a AM4 (PGA 1331) socket.
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 5900X Name AMD Ryzen 9 3900XT
AMD Ryzen 9 Family AMD Ryzen 9
4 Generation 3
AMD Ryzen 5000 Group AMD Ryzen 3000
 
 

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 3900XT has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen 9 3900XT is 4.1 GHz
and turbo frequency for one core is 4.7 GHz.
4.8 GHz Turbo Frequency (1 core) 4.7 GHz
Yes Overclocking Yes
normal Core architecture normal
3.7 GHz Frequency 4.1 GHz
24 Threads 24
Yes Hyperthreading Yes
12 CPU Cores 12
12x Cores 12x
 
 

Internal Graphics

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

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.
-- AVC --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

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.
2 Memory channels 2
128.0 GB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
51.2 GB/s Bandwidth 51.2 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

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.
90 °C Tjunction max 95 °C
142 W TDP (PL2) 142 W
105 W TDP (PL1 / PBP) 105 W
 
 

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 3900XT is manufactured using a 7 nm process.
Q4/2020 Release date Q2/2020
-- Part Number --
6.0 MB L2-Cache 0 bytes
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Chiplet Chip design Chiplet
Vermeer (Zen 3) Architecture Matisse (Zen 2)
7 nm Technology 7 nm
AM4 (PGA 1331) Socket AM4 (PGA 1331)
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
549 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 64.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
39295
39295
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
32790
32790

Cinebench R23 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
21878
21878
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
18511
18511

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
14515
14515
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
12974
12974

Geekbench 6 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
12637
12637
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
10689
10689

CPU-Z Benchmark 17 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
9520
9520
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
8118
8118

Cinebench R20 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
8491
8491
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
7244
7244

Cinebench R15 (Multi-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
3684
3684
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
3192
3192

Geekbench 6 (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
2199
2199
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
1719
1719

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
1727
1727
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
1414
1414

Cinebench R23 (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
1636
1636
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
1354
1354

Cinebench R20 (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
637
637
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
539
539

Cinebench R15 (Single-Core)

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
270
270
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
219
219

Monero Hashrate kH/s

AMD Ryzen 9 5900X
12C 24T @ 3.7 GHz
14.5
14.5
AMD Ryzen 9 3900XT
12C 24T @ 4.1 GHz
14
14