AMD Radeon RX 6800 VS NVIDIA GeForce RTX 4090

amd

Brand

16GB GDDR6

Memory

3840

Cores

512 GB/s

Bandwidth

Radeon RX 6800

N/A Oct 2020 View Details

Check Prices

nvidia

Brand

24GB GDDR6X

Memory

16384

Cores

1010 GB/s

Bandwidth

GeForce RTX 4090

$2,591.99 Sep 2022 View Details

$2,591.99

AMD Radeon RX 6800

16GB GDDR6 250W N/A Oct 2020

Radeon RX 6800

$579 • Oct 2020

GeForce RTX 4090

$1599 • Sep 2022

NVIDIA GeForce RTX 4090

24GB GDDR6X 450W $2,591.99 Sep 2022

Specs Comparison

Specification	AMD Radeon RX 6800	NVIDIA GeForce RTX 4090
Memory Size	16 GB	24 GB
Memory Type	GDDR6	GDDR6X
TDP	250 W	450 W
Core Clock	N/A	N/A
Boost Clock	2105 MHz	2520 MHz
Memory Bandwidth	512 GB/s	1010 GB/s
Process Size	7nm	5nm
Architecture	RDNA 2.0	Ada Lovelace
Shading Units	3840	16384
RT Cores	60	128
TMUs	240	512
ROPs	96	176
Memory Bus	256-bit	384-bit
Memory Clock	2000 MHz	1313 MHz
Pixel Rate	202.1 GPixel/s	443.5 GPixel/s
Texture Rate	512 GTexel/s	1.01 GTexel/s
FP32 Performance	16.17 GFLOPS	82.58 GFLOPS
L2 Cache	4.00 MB	72.00 MB
Die Size	520 mm²	609 mm²
Transistors	26800 Million	76300 Million
Required PSU	600 W	850 W
Power Connectors	2x 8-pin	1x 16-pin
Bus Interface	PCIe 4.0 x16	PCIe 4.0 x16
DirectX	12.2	12.2
Vulkan	1.3	1.3
OpenGL	4.6	4.6
Foundry	TSMC	TSMC

Comparison in Synthetic Benchmarks

3DMark Time Spy

Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads

Graphics Score

14608

AMD Radeon RX 6800

42193 (+189%)

NVIDIA GeForce RTX 4090

Geekbench 6

Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs

OpenCL Score

135060

AMD Radeon RX 6800

316301 (+134%)

NVIDIA GeForce RTX 4090

GFXBench 5.0

Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs

Aztec Ruins High (FPS)

219.6 FPS

AMD Radeon RX 6800

615.9 FPS (+180%)

NVIDIA GeForce RTX 4090

PassMark G2D

Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations

G2D Mark

22147

AMD Radeon RX 6800

38309 (+73%)

NVIDIA GeForce RTX 4090

Game Benchmarks Comparison (615 benchmarks)

Gears of War: E-Day Beta

7 2026 • Action, Adventure • The Coalition

1080p

| ultra

GeForce RTX 4090 (+218%)

AVG 54 FPS

MIN 48 FPS

Radeon RX 6800

AVG 17 FPS

MIN 15 FPS

1440p

| ultra

GeForce RTX 4090 (+245%)

AVG 38 FPS

MIN 33 FPS

Radeon RX 6800

AVG 11 FPS

MIN 9 FPS

2160p

| ultra

GeForce RTX 4090 (+320%)

AVG 21 FPS

MIN 18 FPS

Radeon RX 6800

AVG 5 FPS

MIN 4 FPS

Winner

Loser

Beast of Reincarnation

7.6 2026 • Action, Adventure, RPG • GAME FREAK inc.

1080p

| ultra

GeForce RTX 4090 (+87%)

AVG 148 FPS

MIN 127 FPS

Radeon RX 6800

AVG 79 FPS

MIN 69 FPS

1440p

| ultra

GeForce RTX 4090 (+107%)

AVG 120 FPS

MIN 103 FPS

Radeon RX 6800

AVG 58 FPS

MIN 50 FPS

2160p

| ultra

GeForce RTX 4090 (+160%)

AVG 78 FPS

MIN 66 FPS

Radeon RX 6800

AVG 30 FPS

MIN 26 FPS

Winner

Loser

Halo: Campaign Evolved

8 2026 • Action, Adventure • Halo Studios

1080p

| ultra

GeForce RTX 4090 (+138%)

AVG 131 FPS

MIN 118 FPS

Radeon RX 6800

AVG 55 FPS

MIN 48 FPS

1440p

| ultra

GeForce RTX 4090 (+145%)

AVG 93 FPS

MIN 84 FPS

Radeon RX 6800

AVG 38 FPS

MIN 34 FPS

2160p

| ultra

GeForce RTX 4090 (+180%)

AVG 56 FPS

MIN 50 FPS

Radeon RX 6800

AVG 20 FPS

MIN 17 FPS

Winner

Loser

Assassin's Creed Black Flag Resynced Background

Assassin's Creed Black Flag Resynced

8 2026 • Action, Adventure • Ubisoft Singapore, Ubisoft Barcelona, Ubisoft Bordeaux, Ubisoft Belgrade, Ubisoft Chengdu, Ubisoft India, Ubisoft Kyiv, Ubisoft Montpellier, Ubisoft Philippines, Ubisoft Quebec, Ubisoft Shanghai

1080p

| ultra

| RTX

GeForce RTX 4090 (+115%)

AVG 86 FPS

MIN 78 FPS

Radeon RX 6800

AVG 40 FPS

MIN 34 FPS

1440p

| ultra

| RTX

GeForce RTX 4090 (+139%)

AVG 74 FPS

MIN 62 FPS

Radeon RX 6800

AVG 31 FPS

MIN 26 FPS

2160p

| ultra

| RTX

GeForce RTX 4090 (+158%)

AVG 49 FPS

MIN 39 FPS

Radeon RX 6800

AVG 19 FPS

MIN 16 FPS

1080p

| ultra

| RTX

| dlss 4.5 quality

GeForce RTX 4090 (+117%)

AVG 102 FPS

MIN 92 FPS

Radeon RX 6800

AVG 47 FPS

MIN 43 FPS

1440p

| ultra

| RTX

| dlss 4.5 quality

GeForce RTX 4090 (+129%)

AVG 94 FPS

MIN 85 FPS

Radeon RX 6800

AVG 41 FPS

MIN 37 FPS

2160p

| ultra

| RTX

| dlss 4.5 quality

GeForce RTX 4090 (+157%)

AVG 72 FPS

MIN 64 FPS

Radeon RX 6800

AVG 28 FPS

MIN 25 FPS

Winner

Loser

007 First Light

8 2026 • Action, Adventure • IO Interactive A/S

1080p

| ultra

GeForce RTX 4090 (+71%)

AVG 128 FPS

MIN 115 FPS

Radeon RX 6800

AVG 75 FPS

MIN 65 FPS

1440p

| ultra

GeForce RTX 4090 (+109%)

AVG 111 FPS

MIN 91 FPS

Radeon RX 6800

AVG 53 FPS

MIN 45 FPS

2160p

| ultra

GeForce RTX 4090 (+141%)

AVG 65 FPS

MIN 53 FPS

Radeon RX 6800

AVG 27 FPS

MIN 23 FPS

1080p

| ultra

| dlss 4.5 quality

GeForce RTX 4090 (+41%)

AVG 141 FPS

MIN 128 FPS

Radeon RX 6800

AVG 100 FPS

MIN 89 FPS

1440p

| ultra

| dlss 4.5 quality

GeForce RTX 4090 (+48%)

AVG 121 FPS

MIN 107 FPS

Radeon RX 6800

AVG 82 FPS

MIN 70 FPS

2160p

| ultra

| dlss 4.5 quality

GeForce RTX 4090 (+96%)

AVG 96 FPS

MIN 80 FPS

Radeon RX 6800

AVG 49 FPS

MIN 41 FPS

Winner

Loser

LEGO Batman: Legacy of the Dark Knight Background

LEGO Batman: Legacy of the Dark Knight

7.8 2026 • Action, Adventure • TT Games

1080p

| ultra

GeForce RTX 4090 (+128%)

AVG 148 FPS

MIN 108 FPS

Radeon RX 6800

AVG 65 FPS

MIN 49 FPS

1440p

| ultra

GeForce RTX 4090 (+142%)

AVG 109 FPS

MIN 86 FPS

Radeon RX 6800

AVG 45 FPS

MIN 32 FPS

2160p

| ultra

GeForce RTX 4090 (+175%)

AVG 66 FPS

MIN 35 FPS

Radeon RX 6800

AVG 24 FPS

MIN 14 FPS

Winner

Loser

No more benchmarks available for this comparison

NVIDIA GeForce RTX 4090 Wins!

Based on 618 benchmarks across 173 games

Avg FPS

Radeon RX 6800

+110.5%

131

Avg FPS

GeForce RTX 4090