Graphics card comparison
GeForce RTX 3080 12 GB vs Radeon RX 6900 XT
Nvidia
GeForce RTX 3080 12 GB
12288 Mb GDDR6X
Released 11 Jan 2022
DESKTOP
VS
AMD
Radeon RX 6900 XT
16384 Mb GDDR6
Released 28 Oct 2020
DESKTOP
Summary
Gaming performance index
- GeForce RTX 3080 12 GB100%
- Radeon RX 6900 XT107%
Relative performance
Reasons to consider the GeForce RTX 3080 12 GB
- This is a much newer product, it might have better long term support.
- Supports PhysX
- Supports G-Sync
- Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
- Supports Direct3D 12 Async Compute
- Supports DirectX Raytracing (DXR)
- Supports Deep Learning Super-Sampling (DLSS)
Reasons to consider the Radeon RX 6900 XT
- 7% higher gaming performance.
- 50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce RTX 3080 12 GB .
- Supports Direct3D 12 Async Compute
- Supports FreeSync
- Supports ReLive (allows game streaming/recording with minimum performance penalty)
- Infinity Cache allows to deliver up to 3.25x the effective memory bandwidth
- Supports DirectX Raytracing (DXR)
Our verdict
HWSpot recommends the Radeon RX 6900 XT
The Radeon RX 6900 XT is the better performing card based on the game benchmark suite used (15 combinations of games and resolutions).
Specifications
Core configuration
| GeForce RTX 3080 12 GB | Radeon RX 6900 XT |
|---|
| GPU Name | GA102 (GA102-220-A1) | Navi 21 (Navi 21 XTX) |
| Fab Process | 8 nm | 7 nm |
| Die Size | 628 mm² | 536 mm² |
| Transistors | 28,300 million | 26,800 million |
| Shaders | 8960 | 5120 |
| Tensor Cores | 280 | none |
| Raytracing Cores | 70 | none |
| Compute Units | 70 | 80 |
| Core clock | 1260 MHz | 1825 MHz |
| ROPs | 96 | 128 |
| TMUs | 280 | 320 |
Memory configuration
| GeForce RTX 3080 12 GB | Radeon RX 6900 XT |
|---|
| Memory Type | GDDR6X | GDDR6 |
| Bus Width | 384 bit | 256 bit |
| Memory Speed | 1188 MHz
19 Gbps effective | 2000 MHz
16 Gbps effective |
| Memory Size | 12288 Mb | 16384 Mb |
Additional details
| GeForce RTX 3080 12 GB | Radeon RX 6900 XT |
|---|
| TDP | 350 watts | 300 watts |
| Release Date | 11 Jan 2022 | 28 Oct 2020 |
Raw performance comparison
Pixel Rate
- GeForce RTX 3080 12 GB164.20 GP/s
- Radeon RX 6900 XT288.00 GP/s
GigaPixels - higher is better
Texel Rate
- GeForce RTX 3080 12 GB478.80 GT/s
- Radeon RX 6900 XT720.00 GT/s
GigaTexels - higher is better
Memory bandwidth
- GeForce RTX 3080 12 GB912.40 GB/s
- Radeon RX 6900 XT512.00 GB/s
GB/s - higher is better
Single precision performance
- GeForce RTX 3080 12 GB30640.00 GFLOPs
- Radeon RX 6900 XT23040.00 GFLOPs
GFLOPs - higher is better
Game benchmarks
Assassins Creed: Valhalla
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB127
- Radeon RX 6900 XT192
FPS (higher is better)
Codemasters Formula 1 2021
Ultra High Quality TAA, Bahrain, DirectX12, Windows 10 x64
- GeForce RTX 3080 12 GB303
- Radeon RX 6900 XT322
FPS (higher is better)
Far Cry 6
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB128
- Radeon RX 6900 XT139
FPS (higher is better)
Hitman III
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB258
- Radeon RX 6900 XT281
FPS (higher is better)
Shadow of the Tomb Raider
Highest detail, Pure Hair On, HBAO+, DirectX 12, Windows 11 x 64
- GeForce RTX 3080 12 GB232
- Radeon RX 6900 XT239
FPS (higher is better)
Assassins Creed: Valhalla
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB110
- Radeon RX 6900 XT118
FPS (higher is better)
Codemasters Formula 1 2021
Ultra High Quality TAA, Bahrain, DirectX12, Windows 10 x64
- GeForce RTX 3080 12 GB237
- Radeon RX 6900 XT258
FPS (higher is better)
Far Cry 6
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB120
- Radeon RX 6900 XT122
FPS (higher is better)
Hitman III
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB214
- Radeon RX 6900 XT217
FPS (higher is better)
Shadow of the Tomb Raider
Highest detail, Pure Hair On, HBAO+, DirectX 12, Windows 11 x 64
- GeForce RTX 3080 12 GB175
- Radeon RX 6900 XT178
FPS (higher is better)
Assassins Creed: Valhalla
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB67
- Radeon RX 6900 XT70
FPS (higher is better)
Codemasters Formula 1 2021
Ultra High Quality TAA, Bahrain, DirectX12, Windows 10 x64
- GeForce RTX 3080 12 GB145
- Radeon RX 6900 XT161
FPS (higher is better)
Far Cry 6
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB79
- Radeon RX 6900 XT81
FPS (higher is better)
Hitman III
Ultra quality - DirectX12 Windows 11
- GeForce RTX 3080 12 GB118
- Radeon RX 6900 XT126
FPS (higher is better)
Shadow of the Tomb Raider
Highest detail, Pure Hair On, HBAO+, DirectX 12, Windows 11 x 64
- GeForce RTX 3080 12 GB95
- Radeon RX 6900 XT88
FPS (higher is better)