GeForce RTX 3080 Mobile
Radeon RX 6800S
GeForce RTX 3080 Mobile vs Radeon RX 6800S Performance Spectrum
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
GeForce RTX 3080 Mobile vs Radeon RX 6800S FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
GeForce RTX 3080 Mobile vs Radeon RX 6800S: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce RTX 3080 Mobile
2021Why buy it
- ✅23.1% more average FPS across 50 tracked games in our benchmark data.
- ✅Access to DLSS 2 Super Resolution (2020).
Trade-offs
- ❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
- ❌Lower G3D Mark per dollar, at 0 vs 19.8 G3D/$ (Unknown MSRP vs $800 MSRP).
- ❌15% higher power demand at 115W vs 100W.
Radeon RX 6800S
2022Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 19.8 vs 0 G3D/$ ($800 MSRP vs Unknown MSRP).
- ✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
- ✅Draws 100W instead of 115W, a 15W reduction.
Trade-offs
- ❌Lower average FPS than GeForce RTX 3080 Mobile across 50 tracked games in our benchmark data.
- ❌No DLSS support; it relies on FSR 3 (2023) instead.
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GeForce RTX 3080 Mobile vs Radeon RX 6800S Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
GeForce RTX 3080 Mobile
The GeForce RTX 3080 Mobile is manufactured by NVIDIA. It was released in January 12 2021. It features the Ampere architecture. The core clock ranges from 1110 MHz to 1545 MHz. It has 6144 shading units. The thermal design power (TDP) is 115W. Manufactured using 8 nm process technology. It features 48 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 16,214 points.
Radeon RX 6800S
The Radeon RX 6800S is manufactured by AMD. It was released in January 4 2022. It features the RDNA 2.0 architecture. The core clock ranges from 1800 MHz to 2100 MHz. It has 2048 shading units. The thermal design power (TDP) is 100W. Manufactured using 7 nm process technology. It features 32 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 15,841 points.
Graphics Performance
The GeForce RTX 3080 Mobile scores 16,214 and the Radeon RX 6800S reaches 15,841 in the G3D Mark benchmark — just a 2.4% difference, making them near-identical in rasterization performance. The GeForce RTX 3080 Mobile is built on Ampere while the Radeon RX 6800S uses RDNA 2.0, both on 8 nm vs 7 nm. Shader units: 6,144 (GeForce RTX 3080 Mobile) vs 2,048 (Radeon RX 6800S). Raw compute: 18.98 TFLOPS (GeForce RTX 3080 Mobile) vs 8.602 TFLOPS (Radeon RX 6800S). Boost clocks: 1545 MHz vs 2100 MHz. Ray tracing: 48 RT cores (GeForce RTX 3080 Mobile) vs 32 (Radeon RX 6800S) with 192 Tensor cores.
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| G3D Mark Score | 16,214+2% | 15,841 |
| Architecture | Ampere | RDNA 2.0 |
| Process Node | 8 nm | 7 nm |
| Shading Units | 6144+200% | 2048 |
| Compute (TFLOPS) | 18.98 TFLOPS+121% | 8.602 TFLOPS |
| Boost Clock | 1545 MHz | 2100 MHz+36% |
| ROPs | 96+50% | 64 |
| TMUs | 192+50% | 128 |
| L1 Cache | 6 MB+1100% | 0.5 MB |
| L2 Cache | 4 MB+100% | 2 MB |
| Ray Tracing Cores | 48+50% | 32 |
Advanced Features (DLSS/FSR)
The clearest feature edge for the Radeon RX 6800S is support for FSR Frame Generation + AFMF. In games that support it, that can smooth out motion and lift perceived FPS. The GeForce RTX 3080 Mobile does not have comparable native support in the same tier.The GeForce RTX 3080 Mobile gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon RX 6800S leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| Upscaling Tech | DLSS 2 Super Resolution | FSR 3 |
| Frame Generation | Not Supported | FSR Frame Generation + AFMF |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
Both cards ship with 8 GB of GDDR6. Memory bandwidth: 448 GB/s (GeForce RTX 3080 Mobile) vs 256 GB/s (Radeon RX 6800S) — a 75% advantage for the GeForce RTX 3080 Mobile. Memory bus width is 256-bit on the GeForce RTX 3080 Mobile and 128-bit on the Radeon RX 6800S. L2 Cache: 4 MB (GeForce RTX 3080 Mobile) vs 2 MB (Radeon RX 6800S) — the GeForce RTX 3080 Mobile has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 448 GB/s+75% | 256 GB/s |
| Bus Width | 256-bit+100% | 128-bit |
| L2 Cache | 4 MB+100% | 2 MB |
Display & API Support
DirectX support: 12.2 (GeForce RTX 3080 Mobile) vs 12 (12_2) (Radeon RX 6800S). Vulkan: 1.2 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| DirectX | 12.2+2% | 12 (12_2) |
| Vulkan | 1.2 | 1.3+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: 7th Gen NVENC (GeForce RTX 3080 Mobile) vs RDNA 2 Media Engine (Radeon RX 6800S). Decoder: 5th Gen NVDEC vs RDNA 2 Media Engine. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (GeForce RTX 3080 Mobile) vs H.264,HEVC,VP9,AV1 (Radeon RX 6800S).
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| Encoder | 7th Gen NVENC | RDNA 2 Media Engine |
| Decoder | 5th Gen NVDEC | RDNA 2 Media Engine |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 (Decode) | H.264,HEVC,VP9,AV1 |
Power & Dimensions
The GeForce RTX 3080 Mobile draws 115W versus the Radeon RX 6800S's 100W — a 14% difference. The Radeon RX 6800S is more power-efficient. Recommended PSU: 650W (GeForce RTX 3080 Mobile) vs 650W (Radeon RX 6800S). Power connectors: Mobile vs Mobile. Typical load temperature: 80°C vs 75°C.
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| TDP | 115W | 100W-13% |
| Recommended PSU | 650W | 650W |
| Power Connector | Mobile | Mobile |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | 0 |
| Temp (Load) | 80°C | 75°C-6% |
| Perf/Watt | 141.0 | 158.4+12% |
Value Analysis
The newer card here is Radeon RX 6800S (2022 vs 2021).
| Feature | GeForce RTX 3080 Mobile | Radeon RX 6800S |
|---|---|---|
| MSRP | — | $800 |
| Codename | GA104 | Navi 23 |
| Release | January 12 2021 | January 4 2022 |
| Ranking | #127 | #135 |
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