amd

Brand

20GB GDDR6

Memory

5376

Cores

800 GB/s

Bandwidth

AMD Radeon RX 7900 XT

$899 Nov 2022 View Details

amd

Brand

16GB GDDR6

Memory

4608

Cores

512 GB/s

Bandwidth

AMD Radeon RX 6800 XT

$649 Oct 2020 View Details

AMD Radeon RX 7900 XT

20GB GDDR6 300W $899 Nov 2022

Radeon RX 7900 XT

$899 • Nov 2022

Radeon RX 6800 XT

$649 • Oct 2020

AMD Radeon RX 6800 XT

16GB GDDR6 300W $649 Oct 2020

Specs Comparison

Specification	AMD Radeon RX 7900 XT	AMD Radeon RX 6800 XT
Memory Size	20 GB	16 GB
Memory Type	GDDR6	GDDR6
TDP	300 W	300 W
Core Clock	N/A	N/A
Boost Clock	2394 MHz	2250 MHz
Memory Bandwidth	800 GB/s	512 GB/s
Process Size	5nm	7nm
Architecture	RDNA 3.0	RDNA 2.0
Shading Units	5376	4608
RT Cores	84	72
TMUs	336	288
ROPs	192	128
Memory Bus	320-bit	256-bit
Memory Clock	2500 MHz	2000 MHz
Pixel Rate	459.6 GPixel/s	288 GPixel/s
Texture Rate	800 GTexel/s	512 GTexel/s
FP32 Performance	51.48 GFLOPS	20.74 GFLOPS
L2 Cache	6.00 MB	4.00 MB
Die Size	529 mm²	520 mm²
Transistors	57700 Million	26800 Million
Required PSU	700 W	700 W
Power Connectors	2x 8-pin	2x 8-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

24671 (+40%)

AMD Radeon RX 7900 XT

17608

AMD Radeon RX 6800 XT

Geekbench 6

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

OpenCL Score

203754 (+47%)

AMD Radeon RX 7900 XT

138858

AMD Radeon RX 6800 XT

GFXBench 5.0

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

Aztec Ruins High (FPS)

323.2 FPS (+22%)

AMD Radeon RX 7900 XT

264.2 FPS

AMD Radeon RX 6800 XT

PassMark G2D

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

G2D Mark

28872 (+16%)

AMD Radeon RX 7900 XT

24994

AMD Radeon RX 6800 XT

Game Benchmarks Comparison (66 benchmarks)

Mafia: The Old Country

7.1 2025 • Action, Adventure • Hangar 13

1080p

| ultra

Radeon RX 7900 XT (+31%)

AVG 55 FPS

MIN 45 FPS

Radeon RX 6800 XT

AVG 42 FPS

MIN 35 FPS

1440p

| ultra

Radeon RX 7900 XT (+26%)

AVG 43 FPS

MIN 31 FPS

Radeon RX 6800 XT

AVG 34 FPS

MIN 23 FPS

2160p

| ultra

Radeon RX 7900 XT (+35%)

AVG 27 FPS

MIN 22 FPS

Radeon RX 6800 XT

AVG 20 FPS

MIN 15 FPS

Winner

Loser

The Callisto Protocol™

7.3 2022 • Action, Adventure • Striking Distance Studios

1080p

| ultra

| RTX

Radeon RX 7900 XT (+14%)

AVG 121 FPS

MIN 77 FPS

Radeon RX 6800 XT

AVG 106 FPS

MIN 62 FPS

1440p

| ultra

| RTX

Radeon RX 7900 XT (+17%)

AVG 84 FPS

MIN 55 FPS

Radeon RX 6800 XT

AVG 72 FPS

MIN 42 FPS

2160p

| ultra

| RTX

Radeon RX 7900 XT (+36%)

AVG 53 FPS

MIN 28 FPS

Radeon RX 6800 XT

AVG 39 FPS

MIN 21 FPS

Winner

Loser

Cities: Skylines II

7.8 2023 • Simulation • Colossal Order Ltd.

1080p

| high

Radeon RX 7900 XT (+41%)

AVG 104 FPS

MIN 90 FPS

Radeon RX 6800 XT

AVG 74 FPS

MIN 65 FPS

1440p

| high

Radeon RX 7900 XT (+40%)

AVG 70 FPS

MIN 63 FPS

Radeon RX 6800 XT

AVG 50 FPS

MIN 45 FPS

2160p

| high

Radeon RX 7900 XT (+46%)

AVG 38 FPS

MIN 34 FPS

Radeon RX 6800 XT

AVG 26 FPS

MIN 24 FPS

Winner

Loser

Assassin's Creed Mirage

8 2023 • Action, Adventure • Ubisoft Bordeaux

1080p

| ultra

Radeon RX 7900 XT (+12%)

AVG 161 FPS

MIN 142 FPS

Radeon RX 6800 XT

AVG 144 FPS

MIN 116 FPS

1440p

| ultra

Radeon RX 7900 XT (+18%)

AVG 138 FPS

MIN 121 FPS

Radeon RX 6800 XT

AVG 117 FPS

MIN 99 FPS

2160p

| ultra

Radeon RX 7900 XT (+21%)

AVG 80 FPS

MIN 72 FPS

Radeon RX 6800 XT

AVG 66 FPS

MIN 58 FPS

Winner

Loser

FINAL FANTASY XVI

7.7 2024 • Action, RPG • Square Enix

1080p

| ultra

Radeon RX 7900 XT (+28%)

AVG 104 FPS

MIN 91 FPS

Radeon RX 6800 XT

AVG 81 FPS

MIN 72 FPS

1440p

| ultra

Radeon RX 7900 XT (+20%)

AVG 78 FPS

MIN 69 FPS

Radeon RX 6800 XT

AVG 65 FPS

MIN 54 FPS

2160p

| ultra

Radeon RX 7900 XT (+36%)

AVG 38 FPS

MIN 32 FPS

Radeon RX 6800 XT

AVG 28 FPS

MIN 25 FPS

Winner

Loser

Starfield

7.6 2023 • RPG • Bethesda Game Studios

1080p

| ultra

Radeon RX 7900 XT (+32%)

AVG 95 FPS

MIN 80 FPS

Radeon RX 6800 XT

AVG 72 FPS

MIN 65 FPS

1440p

| ultra

Radeon RX 7900 XT (+40%)

AVG 80 FPS

MIN 70 FPS

Radeon RX 6800 XT

AVG 57 FPS

MIN 53 FPS

2160p

| ultra

Radeon RX 7900 XT (+52%)

AVG 50 FPS

MIN 45 FPS

Radeon RX 6800 XT

AVG 33 FPS

MIN 31 FPS

1080p

| ultra

| fsr 2.2 quality

| Patch: v1.8.86

Radeon RX 7900 XT (+43%)

AVG 124 FPS

MIN 100 FPS

Radeon RX 6800 XT

AVG 87 FPS

MIN 80 FPS

1440p

| ultra

| fsr 2.2 quality

| Patch: v1.8.86

Radeon RX 7900 XT (+42%)

AVG 101 FPS

MIN 92 FPS

Radeon RX 6800 XT

AVG 71 FPS

MIN 62 FPS

2160p

| ultra

| fsr 2.2 quality

| Patch: v1.8.86

Radeon RX 7900 XT (+38%)

AVG 65 FPS

MIN 60 FPS

Radeon RX 6800 XT

AVG 47 FPS

MIN 42 FPS

Winner

Loser

No more benchmarks available for this comparison