GeForce RTX 5080 Mobile vs Radeon RX 6900
Aggregate performance score
We've compared Radeon RX 6900 with GeForce RTX 5080 Mobile, including specs and performance data.
RX 6900 outperforms RTX 5080 Mobile by a minimal 1% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 37 | 41 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 19.44 | 61.18 |
| Architecture | RDNA 2.0 (2020−2025) | Blackwell 2.0 (2025−2026) |
| GPU code name | Navi 21 | GB203 |
| Market segment | Desktop | Laptop |
| Release date | 28 October 2020 (5 years ago) | 2 April 2025 (1 year ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 4608 | 7680 |
| Core clock speed | no data | 975 MHz |
| Boost clock speed | 2105 MHz | 1500 MHz |
| Number of transistors | 23,000 million | 45,600 million |
| Manufacturing process technology | 7 nm | 5 nm |
| Power consumption (TDP) | 255 Watt | 80 Watt |
| Texture fill rate | 606.2 | 360.0 |
| Floating-point processing power | 19.4 TFLOPS | 23.04 TFLOPS |
| ROPs | 64 | 96 |
| TMUs | 288 | 240 |
| Tensor Cores | no data | 240 |
| Ray Tracing Cores | no data | 60 |
| L1 Cache | no data | 7.5 MB |
| L2 Cache | no data | 48 MB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Laptop size | no data | large |
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| Width | 2-slot | no data |
| Supplementary power connectors | 2x 8-pin | no data |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR6 | GDDR7 |
| Maximum RAM amount | 16 GB | 16 GB |
| Memory bus width | 256 Bit | 256 Bit |
| Memory clock speed | 16 GB/s | 1750 MHz |
| Memory bandwidth | 512.0 GB/s | 896.0 GB/s |
| Shared memory | - | - |
| Resizable BAR | + | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 1x HDMI, 2x DisplayPort, 1x USB Type-C | Portable Device Dependent |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.5 | 6.9 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.2 | 1.4 |
| CUDA | - | 12.0 |
| DLSS | - | + |
Synthetic benchmarks
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
Passmark
This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Average FPS across all PC games
Here are the average frames per second in a large set of popular games across different resolutions:
| Full HD | 140−150 | 142
+1.4%
|
| 1440p | 90−95 | 92
+2.2%
|
| 4K | 55−60
+0%
| 55 |
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 300−350 | 300−350 |
| Cyberpunk 2077 | 150−160 | 150−160 |
| Resident Evil 4 Remake | 190−200 | 190−200 |
Full HD
Medium
| Battlefield 5 | 170−180 | 170−180 |
| Counter-Strike 2 | 345 | 345 |
| Cyberpunk 2077 | 150−160 | 150−160 |
| Far Cry 5 | 190−200 | 190−200 |
| Fortnite | 300−350 | 300−350 |
| Forza Horizon 4 | 240−250 | 240−250 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 170−180 | 170−180 |
| Valorant | 350−400 | 350−400 |
Full HD
High
| Battlefield 5 | 170−180 | 170−180 |
| Counter-Strike 2 | 273 | 273 |
| Counter-Strike: Global Offensive | 270−280 | 270−280 |
| Cyberpunk 2077 | 150−160 | 150−160 |
| Far Cry 5 | 190−200 | 190−200 |
| Far Cry 6 | 155 | 155 |
| Fortnite | 300−350 | 300−350 |
| Forza Horizon 4 | 240−250 | 240−250 |
| Grand Theft Auto V | 167 | 167 |
| Metro Exodus | 160−170 | 160−170 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 170−180 | 170−180 |
| The Witcher 3: Wild Hunt | 419 | 419 |
| Valorant | 350−400 | 350−400 |
Full HD
Ultra
| Battlefield 5 | 170−180 | 170−180 |
| Cyberpunk 2077 | 150−160 | 150−160 |
| Far Cry 5 | 190−200 | 190−200 |
| Forza Horizon 4 | 240−250 | 240−250 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 170−180 | 170−180 |
| The Witcher 3: Wild Hunt | 205 | 205 |
Full HD
Epic
| Fortnite | 300−350 | 300−350 |
1440p
High
| Counter-Strike 2 | 205 | 205 |
| Counter-Strike: Global Offensive | 450−500 | 450−500 |
| Far Cry 6 | 140 | 140 |
| Grand Theft Auto V | 148 | 148 |
| Metro Exodus | 100−110 | 100−110 |
| Valorant | 400−450 | 400−450 |
1440p
Ultra
| Battlefield 5 | 150−160 | 150−160 |
| Cyberpunk 2077 | 90−95 | 90−95 |
| Far Cry 5 | 160−170 | 160−170 |
| Forza Horizon 4 | 210−220 | 210−220 |
| The Witcher 3: Wild Hunt | 168 | 168 |
1440p
Epic
| Fortnite | 150−160 | 150−160 |
4K
High
| Counter-Strike 2 | 85−90 | 85−90 |
| Far Cry 6 | 92 | 92 |
| Grand Theft Auto V | 178 | 178 |
| Metro Exodus | 65−70 | 65−70 |
| The Witcher 3: Wild Hunt | 150 | 150 |
| Valorant | 300−350 | 300−350 |
4K
Ultra
| Battlefield 5 | 110−120 | 110−120 |
| Cyberpunk 2077 | 40−45 | 40−45 |
| Far Cry 5 | 100−110 | 100−110 |
| Forza Horizon 4 | 160−170 | 160−170 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 95−100 | 95−100 |
4K
Epic
| Fortnite | 75−80 | 75−80 |
This is how RX 6900 and RTX 5080 Mobile compete in popular games:
- RTX 5080 Mobile is 1% faster in 1080p
- RTX 5080 Mobile is 2% faster in 1440p
- A tie in 4K
All in all, in popular games:
- there's a draw in 55 tests (100%)
Pros & cons summary
| Performance score | 63.66 | 62.82 |
| Recency | 28 October 2020 | 2 April 2025 |
| Chip lithography | 7 nm | 5 nm |
| Power consumption (TDP) | 255 Watt | 80 Watt |
RX 6900 has a 1% higher aggregate performance score.
RTX 5080 Mobile, on the other hand, has an age advantage of 4 years, a 29% more advanced lithography process, and 69% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Radeon RX 6900 and GeForce RTX 5080 Mobile.
Be aware that Radeon RX 6900 is a desktop graphics card while GeForce RTX 5080 Mobile is a notebook one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
