AMD Radeon RX 6900 XT vs GeForce RTX 3080 Ti
VS
AMD Radeon RX 6900 XT
Navi 21
We compared two discrete desktop gaming GPUs: the Radeon RX 6900 XT 16 GB with 5120 shaders against the GeForce RTX 3080 Ti 12 GB that utilizes 80 pipelines and 10240 shaders. Here you will find complete details about specs, efficiency, performance tests, and more.
Review
Gaming
Performance in DirectX, OpenCL, and Vulkan games
Workstation
Perf. in 3D modeling, video editing and rendering apps
AI/ML
Capabilities for machine learning and AI-related tasks
Energy Efficiency
Power consumption efficiency in different scenarios
NanoReview Final Score
Overall video card score
Value for money (Beta)
Key differences
Reasons to consider the Radeon RX 6900 XT
- Manufactured using a more efficient 7 nm process technology
- Includes 4 GB more video memory
Reasons to consider the GeForce RTX 3080 Ti
- 48% higher maximum theoretical performance (34.1 vs 23 TFLOPS)
- Supports Nvidia DLSS 2 technology
- Has 78% higher memory bandwidth: 912 vs 512 GB/s
- Achieves 59% more points in the GeekBench 6 Compute test (196K vs 124K)
- Has 2x more shading units (10240 vs 5120)
Gaming Performance
Frame rate comparison across popular AAA titles at different resolutionsGames
| Forza Horizon 5 | 212 139 117 90 |
186 125 117 90 |
| The Witcher 3 | 209 186 138 71 |
204 173 125 67 |
| Counter-Strike 2 | 296 213 153 81 |
277 205 155 82 |
| Far Cry 6 | 173 147 131 83 |
153 142 123 75 |
| Hogwarts Legacy | 129 107 80 46 |
131 108 84 46 |
| CoD: Modern Warfare III | 186 178 128 85 |
169 158 121 82 |
| Ghost of Tsushima | 129 112 92 55 |
114 96 82 51 |
| Cyberpunk 2077 | 142 127 86 42 |
146 128 86 40 |
| Shadow of the Tomb Raider | 228 213 161 80 |
235 220 165 89 |
| 1080p High | 189 | 179 |
| 1080p Ultra | 158 | 151 |
| 1440p Ultra | 121 | 118 |
| 4K Ultra | 70 | 69 |
| Margin of Error | Low | Low |
Benchmarks
Graphics cards’ performance in recent benchmarking apps3D Mark
Steel Nomad Lite Score
| Time Spy | 20817 | 19633 |
| Solar Bay | 86965 | 96626 |
| Port Royal | 10543 | 13265 |
| Fire Strike | 57312 | 47869 |
| Wild Life Extreme | 39345 | 42724 |
| Night Raid | 159536 | 145258 |
GeekBench 6 OpenCL
GB6 Compute Score
| Background Blur | 231.6 img/sec | 239.8 img/sec |
| Face Detection | 152.5 img/sec | 156.8 img/sec |
| Horizon Detection | 4.26 Gpixels/sec | 10.8 Gpixels/sec |
| Edge Detection | 5.75 Gpixels/sec | 14.8 Gpixels/sec |
| Gaussian Blur | 5.87 Gpixels/sec | 11.9 Gpixels/sec |
| Feature Matching | 1.12 Gpixels/sec | 1.53 Gpixels/sec |
| Stereo Matching | 618.7 Gpixels/sec | 889.6 Gpixels/sec |
| Particle Physics | 17973.9 FPS | 26054.6 FPS |
| API | OpenCL | OpenCL |
Cinebench 2024 GPU
Cinebench 2024 GPU
Passmark Graphics
G3D Mark Score
| G2D Mark | 1063 | 1095 |
| DirectX 11 | 279 FPS | 221 FPS |
| DirectX 12 | 111 FPS | 109 FPS |
| GPU Compute | 14302 Ops/s | 14943 Ops/s |
Blender
Blender GPU
Recent User Tests
Radeon RX 6900 XT
| Date | Benchmark | Result |
|---|---|---|
| 📘 2025-12-04 -> phillybass | Cinebench 2024 | 8430 |
GeForce RTX 3080 Ti
| Date | Benchmark | Result |
|---|---|---|
| 📘 2025-11-01 (cancel) | Cinebench 2024 | 15466 |
Artificial Intelligence Tests
Performance in machine learning and artificial intelligence tasksGeekBench 6 ML
GB6 ML Single Precision
GB6 ML Half Precision
GB6 ML Quantized
| Image Classification (SP) | 13868 | 9747 |
| Image Segmentation (HP) | 17467 | 26654 |
| Image Super Resolution (Q) | 32396 | 21475 |
| Face Detection (HP) | 47808 | 49813 |
| Pose Estimation (Q) | 178873 | 135370 |
| Text Classification (SP) | 4358 | 2796 |
| Machine Translation (HP) | 7910 | 4757 |
| Object Detection (SP) | 15394 | 12924 |
| Depth Estimation (Q) | 57351 | 36756 |
| Style Transfer (SP) | 372610 | 274032 |
| Framework | ONNX | ONNX |
| Backend | DirectML | DirectML |
Specifications
Technical specifications of Radeon RX 6900 XT and GeForce RTX 3080 TiGeneral
| Vendor | Amd | Nvidia |
| Build | Discrete | Discrete |
| Released | December 8, 2020 | January 3, 2021 |
| Launch price (MSRP) | $999 | $1199 |
| Case | Desktop | Desktop |
| Purpose | Gaming | Gaming |
| Segment | High-end | High-end |
| Architecture | RDNA 2.0 | Ampere |
| GPU Codename | Navi 21 | GA102 |
| Rival Equivalent | - GeForce RTX 4070 | - Radeon RX 6900 XT |
| Successor | - Radeon RX 7900 XT | - |
| Recommended CPU | - Intel Core i7 12700K or above | - Intel Core i9 12900K or above |
Desktop GPU rating (26th and 23rd place)
Graphics Processing Unit
| Base Clock | 1825 MHz | 1365 MHz |
| Boost Clock | 2250 MHz | 1665 MHz |
| Shading Units | 5120 | 10240 |
| Texture Mapping Units (TMUs) | 320 | 320 |
| Render Output Units (ROPs) | 128 | 112 |
| Compute Units (Pipelines) | - | 80 |
| Tensor Cores | - | 320 |
| Ray-tracing Cores | 80 | 80 |
| L1 Cache | 128KB per cluster | 128KB per cluster |
| L2 Cache | 4MB shared | 6MB shared |
| Instructions Per Cycle | 2 IPC | 2 IPC |
Raw Performance
| Pixel Fill Rate | 288 GPixel/s | 186 GPixel/s |
| Texture Fill Rate | 720 GTexel/s | 533 GTexel/s |
FLOPS (FP32)
Physical
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TGP | 300 W | 350 W |
| Manufacturing | TSMC | Samsung |
| Fabrication Process | 7 nm | 8 nm |
| Die Size | 520 mm² | 628 mm² |
| Transistor Count | 26 billion | 28 billion |
| Transistor Density | 50 MTr/mm² | 44.59 MTr/mm² |
Memory
| Memory Type | GDDR6 | GDDR6X |
| Memory Size | 16 GB | 12 GB |
| Memory Clock | 2000 MHz | 1188 MHz |
| Effective Memory Speed | 16000 Mbps | 19000 Mbps |
| Bus | 256-bit | 384-bit |
| ECC | No | No |
Memory Bandwidth
API
| DirectX | 12 | 12 |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| CUDA | - | 8.6 |
| Ray Tracing | Yes | Yes |
| DLSS | No | DLSS 2 |
| DisplayPort | 1.4a | 1.4a |
Cast your vote
Total votes: 99