AMD Radeon RX 6800 XT VS NVIDIA GeForce RTX 4090

amd

Brand

16GB GDDR6

Memory

4608

Cores

512 GB/s

Bandwidth

Radeon RX 6800 XT

$379.99 Oct 2020 View Details

$379.99

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 XT

16GB GDDR6 300W $379.99 Oct 2020

Radeon RX 6800 XT

$649 • 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 XT	NVIDIA GeForce RTX 4090
Memory Size	16 GB	24 GB
Memory Type	GDDR6	GDDR6X
TDP	300 W	450 W
Core Clock	N/A	N/A
Boost Clock	2250 MHz	2520 MHz
Memory Bandwidth	512 GB/s	1010 GB/s
Process Size	7nm	5nm
Architecture	RDNA 2.0	Ada Lovelace
Shading Units	4608	16384
RT Cores	72	128
TMUs	288	512
ROPs	128	176
Memory Bus	256-bit	384-bit
Memory Clock	2000 MHz	1313 MHz
Pixel Rate	288 GPixel/s	443.5 GPixel/s
Texture Rate	512 GTexel/s	1.01 GTexel/s
FP32 Performance	20.74 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	700 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

17608

AMD Radeon RX 6800 XT

42193 (+140%)

NVIDIA GeForce RTX 4090

Geekbench 6

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

OpenCL Score

138858

AMD Radeon RX 6800 XT

316301 (+128%)

NVIDIA GeForce RTX 4090

GFXBench 5.0

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

Aztec Ruins High (FPS)

264.2 FPS

AMD Radeon RX 6800 XT

615.9 FPS (+133%)

NVIDIA GeForce RTX 4090

PassMark G2D

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

G2D Mark

24994

AMD Radeon RX 6800 XT

38309 (+53%)

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 (+184%)

AVG 54 FPS

MIN 48 FPS

Radeon RX 6800 XT

AVG 19 FPS

MIN 16 FPS

1440p

| ultra

GeForce RTX 4090 (+217%)

AVG 38 FPS

MIN 33 FPS

Radeon RX 6800 XT

AVG 12 FPS

MIN 10 FPS

2160p

| ultra

GeForce RTX 4090 (+250%)

AVG 21 FPS

MIN 18 FPS

Radeon RX 6800 XT

AVG 6 FPS

MIN 5 FPS

Winner

Loser

Beast of Reincarnation

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

1080p

| ultra

GeForce RTX 4090 (+68%)

AVG 148 FPS

MIN 127 FPS

Radeon RX 6800 XT

AVG 88 FPS

MIN 77 FPS

1440p

| ultra

GeForce RTX 4090 (+85%)

AVG 120 FPS

MIN 103 FPS

Radeon RX 6800 XT

AVG 65 FPS

MIN 57 FPS

2160p

| ultra

GeForce RTX 4090 (+123%)

AVG 78 FPS

MIN 66 FPS

Radeon RX 6800 XT

AVG 35 FPS

MIN 30 FPS

Winner

Loser

Halo: Campaign Evolved

8 2026 • Action, Adventure • Halo Studios

1080p

| ultra

GeForce RTX 4090 (+115%)

AVG 131 FPS

MIN 118 FPS

Radeon RX 6800 XT

AVG 61 FPS

MIN 54 FPS

1440p

| ultra

GeForce RTX 4090 (+116%)

AVG 93 FPS

MIN 84 FPS

Radeon RX 6800 XT

AVG 43 FPS

MIN 38 FPS

2160p

| ultra

GeForce RTX 4090 (+143%)

AVG 56 FPS

MIN 50 FPS

Radeon RX 6800 XT

AVG 23 FPS

MIN 20 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 (+95%)

AVG 86 FPS

MIN 78 FPS

Radeon RX 6800 XT

AVG 44 FPS

MIN 38 FPS

1440p

| ultra

| RTX

GeForce RTX 4090 (+111%)

AVG 74 FPS

MIN 62 FPS

Radeon RX 6800 XT

AVG 35 FPS

MIN 30 FPS

2160p

| ultra

| RTX

GeForce RTX 4090 (+123%)

AVG 49 FPS

MIN 39 FPS

Radeon RX 6800 XT

AVG 22 FPS

MIN 18 FPS

1080p

| ultra

| RTX

| dlss 4.5 quality

GeForce RTX 4090 (+92%)

AVG 102 FPS

MIN 92 FPS

Radeon RX 6800 XT

AVG 53 FPS

MIN 48 FPS

1440p

| ultra

| RTX

| dlss 4.5 quality

GeForce RTX 4090 (+104%)

AVG 94 FPS

MIN 85 FPS

Radeon RX 6800 XT

AVG 46 FPS

MIN 41 FPS

2160p

| ultra

| RTX

| dlss 4.5 quality

GeForce RTX 4090 (+125%)

AVG 72 FPS

MIN 64 FPS

Radeon RX 6800 XT

AVG 32 FPS

MIN 28 FPS

Winner

Loser

007 First Light

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

1080p

| ultra

GeForce RTX 4090 (+52%)

AVG 128 FPS

MIN 115 FPS

Radeon RX 6800 XT

AVG 84 FPS

MIN 72 FPS

1440p

| ultra

GeForce RTX 4090 (+85%)

AVG 111 FPS

MIN 91 FPS

Radeon RX 6800 XT

AVG 60 FPS

MIN 51 FPS

2160p

| ultra

GeForce RTX 4090 (+110%)

AVG 65 FPS

MIN 53 FPS

Radeon RX 6800 XT

AVG 31 FPS

MIN 26 FPS

1080p

| ultra

| dlss 4.5 quality

GeForce RTX 4090 (+27%)

AVG 141 FPS

MIN 128 FPS

Radeon RX 6800 XT

AVG 111 FPS

MIN 100 FPS

1440p

| ultra

| dlss 4.5 quality

GeForce RTX 4090 (+32%)

AVG 121 FPS

MIN 107 FPS

Radeon RX 6800 XT

AVG 92 FPS

MIN 79 FPS

2160p

| ultra

| dlss 4.5 quality

GeForce RTX 4090 (+71%)

AVG 96 FPS

MIN 80 FPS

Radeon RX 6800 XT

AVG 56 FPS

MIN 47 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 (+106%)

AVG 148 FPS

MIN 108 FPS

Radeon RX 6800 XT

AVG 72 FPS

MIN 55 FPS

1440p

| ultra

GeForce RTX 4090 (+114%)

AVG 109 FPS

MIN 86 FPS

Radeon RX 6800 XT

AVG 51 FPS

MIN 36 FPS

2160p

| ultra

GeForce RTX 4090 (+144%)

AVG 66 FPS

MIN 35 FPS

Radeon RX 6800 XT

AVG 27 FPS

MIN 16 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 XT

+87.8%

131

Avg FPS

GeForce RTX 4090