amd

Brand

8/16

Cores/Threads

4.2GHz

Base Clock

120W

TDP

AMD Ryzen 7 7800X3D

$449 Jan 2023 View Details

amd

Brand

12/24

Cores/Threads

3.8GHz

Base Clock

105W

TDP

AMD Ryzen 9 3900X

$499 Jul 2019 View Details

AMD Ryzen 7 7800X3D

8/16 Cores 4.2GHz $449 Jan 2023

AMD Ryzen 7 7800X3D

$449 • Jan 2023

AMD Ryzen 9 3900X

$499 • Jul 2019

AMD Ryzen 9 3900X

12/24 Cores 3.8GHz $499 Jul 2019

Specs Comparison

Specification	AMD Ryzen 7 7800X3D	AMD Ryzen 9 3900X
Cores	8	12
Threads	16	24
Base Clock	4.2 GHz	3.8 GHz
Boost Clock	5.0 GHz	4.6 GHz
Multiplier Unlocked	✓ Yes	✓ Yes
Multiplier	42 X	38 X
TDP	120 W	105 W
Memory Support	DDR5	DDR4
Cache L1	64 KB	64 KB
Cache L2	1.00 MB	0.50 MB
Cache L3	96.00 MB	64.00 MB
Integrated GPU	Radeon Graphics	N/A
Architecture	Ryzen 7 (Zen 4 (Raphael))	Ryzen 9 (Zen 2 (Matisse))
Process Size	5nm	7nm
Socket	amd socket am5	amd socket am4
Foundry	TSMC	TSMC
Die Size	71 mm²	2 mm²
PCI Express	Gen 5, 24 Lanes(CPU only)	Gen 4, 24 Lanes(CPU only)
Transistors	11270 million	7600 million
Max Temperature	89°C	N/A

Comparison in Tools

Cinebench R23

Industry-leading 3D rendering benchmark that measures real-world CPU processing power and performance

Single Core Performance

1785 (+36%)

AMD Ryzen 7 7800X3D

1312

AMD Ryzen 9 3900X

Multi Core Performance

18193

AMD Ryzen 7 7800X3D

18682 (+3%)

AMD Ryzen 9 3900X

Geekbench 5

Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks

Single Core Performance

2657 (+56%)

AMD Ryzen 7 7800X3D

1699

AMD Ryzen 9 3900X

Multi Core Performance

15319 (+46%)

AMD Ryzen 7 7800X3D

10470

AMD Ryzen 9 3900X

PassMark

PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).

Overall CPU Score

34400 (+5%)

AMD Ryzen 7 7800X3D

32669

AMD Ryzen 9 3900X

Blender Benchmark

Measures CPU rendering speed in Blender, reported in frames per second (FPS). Higher FPS means faster completion of 3D rendering tasks.

Blender FPS

266.61 FPS

AMD Ryzen 7 7800X3D

278.98 FPS (+5%)

AMD Ryzen 9 3900X

Comparison in Games (97 benchmarks)

Where Winds Meet

8.2 2025 • Action, Adventure, RPG, Free To Play • Everstone Studio

1080p

| ultra

AMD Ryzen 7 7800X3D (+76%)

MAX 164 FPS

MIN 137 FPS

AMD Ryzen 9 3900X

MAX 93 FPS

MIN 75 FPS

Winner

Loser

Assetto Corsa Rally

8.1 2025 • Racing • Supernova Games Studios

1080p

| ultra

AMD Ryzen 7 7800X3D (+42%)

MAX 186 FPS

MIN 165 FPS

AMD Ryzen 9 3900X

MAX 131 FPS

MIN 106 FPS

Winner

Loser

Anno 117 Pax Romana

7.5 2025 • Simulation, Strategy • Ubisoft Mainz

1080p

| ultra

AMD Ryzen 7 7800X3D (+68%)

MAX 116 FPS

MIN 85 FPS

AMD Ryzen 9 3900X

MAX 69 FPS

MIN 55 FPS

1080p

| ultra

| RTX

AMD Ryzen 7 7800X3D (+66%)

MAX 103 FPS

MIN 72 FPS

AMD Ryzen 9 3900X

MAX 62 FPS

MIN 48 FPS

Winner

Loser

Europa Universalis V

8.1 2025 • Strategy • Paradox Tinto

1080p

| ultra

AMD Ryzen 7 7800X3D (+96%)

MAX 178 FPS

MIN 147 FPS

AMD Ryzen 9 3900X

MAX 91 FPS

MIN 76 FPS

Winner

Loser

Jurassic World Evolution 3

8 2025 • Simulation, Strategy • Frontier Developments

1080p

| ultra

AMD Ryzen 7 7800X3D (+78%)

MAX 158 FPS

MIN 148 FPS

AMD Ryzen 9 3900X

MAX 89 FPS

MIN 80 FPS

Winner

Loser

The Outer Worlds 2

8 2025 • Action, Adventure, RPG • Obsidian Entertainment

1080p

| ultra

AMD Ryzen 7 7800X3D (+66%)

MAX 96 FPS

MIN 91 FPS

AMD Ryzen 9 3900X

MAX 58 FPS

MIN 50 FPS

1080p

| ultra

| RTX

AMD Ryzen 7 7800X3D (+55%)

MAX 51 FPS

MIN 43 FPS

AMD Ryzen 9 3900X

MAX 33 FPS

MIN 25 FPS

1080p

| ultra

| RTX

| dlss 4 quality

| Frame Gen

AMD Ryzen 7 7800X3D (+53%)

MAX 95 FPS

MIN 84 FPS

AMD Ryzen 9 3900X

MAX 62 FPS

MIN 49 FPS

Winner

Loser

No more benchmarks available for this comparison

It's a Tie!

Based on 97 benchmarks across 84 games

Avg FPS

AMD Ryzen 7 7800X3D

Avg FPS

AMD Ryzen 9 3900X