AMD Radeon RX 6900 XT VS AMD Radeon RX 7900 XTX

amd

Brand

16GB GDDR6

Memory

5120

Cores

512 GB/s

Bandwidth

Radeon RX 6900 XT

$499.99 Oct 2020 View Details

$989.00

$499.99

amd

Brand

24GB GDDR6

Memory

6144

Cores

960 GB/s

Bandwidth

Radeon RX 7900 XTX

$799.99 Nov 2022 View Details

$799.99

$890.60

AMD Radeon RX 6900 XT

16GB GDDR6 300W $499.99 Oct 2020

Radeon RX 6900 XT

$999 • Oct 2020

Radeon RX 7900 XTX

$999 • Nov 2022

AMD Radeon RX 7900 XTX

24GB GDDR6 355W $799.99 Nov 2022

Specs Comparison

Specification	AMD Radeon RX 6900 XT	AMD Radeon RX 7900 XTX
Memory Size	16 GB	24 GB
Memory Type	GDDR6	GDDR6
TDP	300 W	355 W
Core Clock	N/A	N/A
Boost Clock	2250 MHz	2498 MHz
Memory Bandwidth	512 GB/s	960 GB/s
Process Size	7nm	5nm
Architecture	RDNA 2.0	RDNA 3.0
Shading Units	5120	6144
RT Cores	80	96
TMUs	320	384
ROPs	128	192
Memory Bus	256-bit	384-bit
Memory Clock	2000 MHz	2500 MHz
Pixel Rate	288 GPixel/s	479.6 GPixel/s
Texture Rate	512 GTexel/s	960 GTexel/s
FP32 Performance	23.04 GFLOPS	61.39 GFLOPS
L2 Cache	4.00 MB	6.00 MB
Die Size	520 mm²	529 mm²
Transistors	26800 Million	57700 Million
Required PSU	700 W	750 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

20261

AMD Radeon RX 6900 XT

29863 (+47%)

AMD Radeon RX 7900 XTX

Geekbench 6

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

OpenCL Score

124121

AMD Radeon RX 6900 XT

224686 (+81%)

AMD Radeon RX 7900 XTX

GFXBench 5.0

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

Aztec Ruins High (FPS)

305.2 FPS

AMD Radeon RX 6900 XT

405.4 FPS (+33%)

AMD Radeon RX 7900 XTX

PassMark G2D

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

G2D Mark

26744

AMD Radeon RX 6900 XT

31100 (+16%)

AMD Radeon RX 7900 XTX

Game Benchmarks Comparison (564 benchmarks)

Avatar: Frontiers of Pandora From The Ashes

7.6 2025 • Action, Adventure • Massive Entertainment – A Ubisoft Studio, Ubisoft Montpellier, Ubisoft Shanghai, Ubisoft Toronto, Ubisoft Düsseldorf, Ubisoft Reflections

1080p

| high

Radeon RX 7900 XTX (+50%)

AVG 90 FPS

MIN 76 FPS

Radeon RX 6900 XT

AVG 60 FPS

MIN 53 FPS

1440p

| high

Radeon RX 7900 XTX (+52%)

AVG 64 FPS

MIN 58 FPS

Radeon RX 6900 XT

AVG 42 FPS

MIN 38 FPS

2160p

| high

Radeon RX 7900 XTX (+65%)

AVG 43 FPS

MIN 37 FPS

Radeon RX 6900 XT

AVG 26 FPS

MIN 22 FPS

Winner

Loser

PRAGMATA SKETCHBOOK - DEMO

8.2 2025 • Action, Adventure • CAPCOM Co., Ltd.

1080p

| ultra

Radeon RX 7900 XTX (+48%)

AVG 123 FPS

MIN 112 FPS

Radeon RX 6900 XT

AVG 83 FPS

MIN 74 FPS

1440p

| ultra

Radeon RX 7900 XTX (+51%)

AVG 98 FPS

MIN 89 FPS

Radeon RX 6900 XT

AVG 65 FPS

MIN 59 FPS

2160p

| ultra

Radeon RX 7900 XTX (+65%)

AVG 61 FPS

MIN 56 FPS

Radeon RX 6900 XT

AVG 37 FPS

MIN 33 FPS

Winner

Loser

Assassin's Creed Mirage Valley of Memories Background

Assassin's Creed Mirage Valley of Memories

8 2025 • Action, Adventure • Ubisoft Bordeaux

1080p

| ultra

| Patch: v1.1.0

Radeon RX 7900 XTX (+33%)

AVG 145 FPS

MIN 125 FPS

Radeon RX 6900 XT

AVG 109 FPS

MIN 94 FPS

1440p

| ultra

| Patch: v1.1.0

Radeon RX 7900 XTX (+34%)

AVG 123 FPS

MIN 112 FPS

Radeon RX 6900 XT

AVG 92 FPS

MIN 81 FPS

2160p

| ultra

| Patch: v1.1.0

Radeon RX 7900 XTX (+47%)

AVG 87 FPS

MIN 78 FPS

Radeon RX 6900 XT

AVG 59 FPS

MIN 52 FPS

Winner

Loser

Company of Heroes 3: Endure & Defy Background

Company of Heroes 3: Endure & Defy

8.5 2025 • Action, Strategy • Relic Entertainment

1080p

| high

Radeon RX 7900 XTX (+26%)

AVG 196 FPS

MIN 54 FPS

Radeon RX 6900 XT

AVG 155 FPS

MIN 40 FPS

1440p

| high

Radeon RX 7900 XTX (+30%)

AVG 169 FPS

MIN 38 FPS

Radeon RX 6900 XT

AVG 130 FPS

MIN 28 FPS

2160p

| high

Radeon RX 7900 XTX (+49%)

AVG 101 FPS

MIN 21 FPS

Radeon RX 6900 XT

AVG 68 FPS

MIN 13 FPS

Winner

Loser

Of Ash and Steel

8.7 2025 • Action, Adventure, Indie, RPG • Fire & Frost

1080p

| ultra

Radeon RX 7900 XTX (+29%)

AVG 189 FPS

MIN 166 FPS

Radeon RX 6900 XT

AVG 146 FPS

MIN 130 FPS

1440p

| ultra

Radeon RX 7900 XTX (+29%)

AVG 156 FPS

MIN 140 FPS

Radeon RX 6900 XT

AVG 121 FPS

MIN 108 FPS

2160p

| ultra

Radeon RX 7900 XTX (+36%)

AVG 102 FPS

MIN 93 FPS

Radeon RX 6900 XT

AVG 75 FPS

MIN 67 FPS

Winner

Loser

Where Winds Meet

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

1080p

| ultra

Radeon RX 6900 XT

AVG 92 FPS

MIN 83 FPS

Radeon RX 7900 XTX (+67%)

AVG 154 FPS

MIN 136 FPS

1440p

| ultra

Radeon RX 7900 XTX (+61%)

AVG 129 FPS

MIN 116 FPS

Radeon RX 6900 XT

AVG 80 FPS

MIN 73 FPS

2160p

| ultra

Radeon RX 7900 XTX (+58%)

AVG 84 FPS

MIN 77 FPS

Radeon RX 6900 XT

AVG 53 FPS

MIN 49 FPS

Winner

Loser

No more benchmarks available for this comparison

AMD Radeon RX 7900 XTX Wins!

Based on 567 benchmarks across 155 games

Avg FPS

Radeon RX 6900 XT

+43.5%

103

Avg FPS

Radeon RX 7900 XTX