GeForce RTX 4080 Mobile
Radeon RX 7800 XT
GeForce RTX 4080 Mobile vs Radeon RX 7800 XT 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 4080 Mobile vs Radeon RX 7800 XT 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 4080 Mobile vs Radeon RX 7800 XT: 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 4080 Mobile
2023Why buy it
- ✅2.7% more average FPS across 50 tracked games in our benchmark data.
- ✅Draws 150W instead of 263W, a 113W reduction.
Trade-offs
- ❌Less VRAM, with 12 GB vs 16 GB for high-resolution textures and newer games.
- ❌126.5% HIGHER MSRP$1,130 MSRPvs$499 MSRP
- ❌Lower G3D Mark per dollar, at 22.0 vs 48.6 G3D/$ ($1,130 MSRP vs $499 MSRP).
Radeon RX 7800 XT
2023Why buy it
- ✅Costs $631 less on MSRP ($499 MSRP vs $1,130 MSRP).
- ✅Delivers 121.4% more G3D Mark for each dollar spent, at 48.6 vs 22.0 G3D/$ ($499 MSRP vs $1,130 MSRP).
- ✅33.3% more VRAM for high-resolution textures and newer games (16 GB vs 12 GB).
Trade-offs
- ❌Lower average FPS than GeForce RTX 4080 Mobile across 50 tracked games in our benchmark data.
- ❌75.3% higher power demand at 263W vs 150W.
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GeForce RTX 4080 Mobile vs Radeon RX 7800 XT Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
GeForce RTX 4080 Mobile
The GeForce RTX 4080 Mobile is manufactured by NVIDIA. It was released in January 3 2023. It features the Ada Lovelace architecture. The core clock ranges from 1290 MHz to 2010 MHz. It has 7424 shading units. The thermal design power (TDP) is 150W. Manufactured using 4 nm process technology. It features 58 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 24,805 points.
Radeon RX 7800 XT
The Radeon RX 7800 XT is manufactured by AMD. It was released in August 25 2023. It features the RDNA 3.0 architecture. The core clock ranges from 1295 MHz to 2430 MHz. It has 3840 shading units. The thermal design power (TDP) is 263W. Manufactured using 5 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 24,253 points. Launch price was $499.
Graphics Performance
The GeForce RTX 4080 Mobile scores 24,805 and the Radeon RX 7800 XT reaches 24,253 in the G3D Mark benchmark — just a 2.3% difference, making them near-identical in rasterization performance. The GeForce RTX 4080 Mobile is built on Ada Lovelace while the Radeon RX 7800 XT uses RDNA 3.0, both on 4 nm vs 5 nm. Shader units: 7,424 (GeForce RTX 4080 Mobile) vs 3,840 (Radeon RX 7800 XT). Raw compute: 24.72 TFLOPS (GeForce RTX 4080 Mobile) vs 37.32 TFLOPS (Radeon RX 7800 XT). Boost clocks: 2010 MHz vs 2430 MHz. Ray tracing: 58 RT cores (GeForce RTX 4080 Mobile) vs 60 (Radeon RX 7800 XT) with 232 Tensor cores.
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| G3D Mark Score | 24,805+2% | 24,253 |
| Architecture | Ada Lovelace | RDNA 3.0 |
| Process Node | 4 nm | 5 nm |
| Shading Units | 7424+93% | 3840 |
| Compute (TFLOPS) | 24.72 TFLOPS | 37.32 TFLOPS+51% |
| Boost Clock | 2010 MHz | 2430 MHz+21% |
| ROPs | 80 | 96+20% |
| TMUs | 232 | 240+3% |
| L1 Cache | 7.3 MB+873% | 0.75 MB |
| L2 Cache | 48 MB+1100% | 4 MB |
| Ray Tracing Cores | 58 | 60+3% |
Advanced Features (DLSS/FSR)
Both GPUs support Frame Generation, but they get there through different ecosystems. The GeForce RTX 4080 Mobile uses DLSS 3.5 + Frame Generation, while the Radeon RX 7800 XT relies on FSR Frame Generation + AFMF. Both can help smooth out supported games, but they are not on the same feature stack.The GeForce RTX 4080 Mobile gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon RX 7800 XT leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| Upscaling Tech | DLSS 3.5 Super Resolution | FSR 3 |
| Frame Generation | DLSS 3.5 + Frame Generation | FSR Frame Generation + AFMF |
| Ray Reconstruction | Yes (DLSS 3.5) | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce RTX 4080 Mobile has 12 GB of VRAM, while the Radeon RX 7800 XT carries 16 GB. Radeon RX 7800 XT gives you 33.3% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bandwidth: 432 GB/s (GeForce RTX 4080 Mobile) vs 624 GB/s (Radeon RX 7800 XT) — a 44.4% advantage for the Radeon RX 7800 XT. Memory bus width is 192-bit on the GeForce RTX 4080 Mobile and 256-bit on the Radeon RX 7800 XT. L2 Cache: 48 MB (GeForce RTX 4080 Mobile) vs 4 MB (Radeon RX 7800 XT) — the GeForce RTX 4080 Mobile has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| VRAM Capacity | 12 GB | 16 GB+33% |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 432 GB/s | 624 GB/s+44% |
| Bus Width | 192-bit | 256-bit+33% |
| L2 Cache | 48 MB+1100% | 4 MB |
Display & API Support
DirectX support: 12.2 (GeForce RTX 4080 Mobile) vs 12 Ultimate (Radeon RX 7800 XT). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 1 vs 4.
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| DirectX | 12.2+2% | 12 Ultimate |
| Vulkan | 1.3 | 1.4+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 1 | 4+300% |
Media & Encoding
Hardware encoder: 8th Gen NVENC (GeForce RTX 4080 Mobile) vs Dual VCN 4.0 (Radeon RX 7800 XT). Decoder: 5th Gen NVDEC vs VCN 4.0. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (GeForce RTX 4080 Mobile) vs H.264,HEVC,AV1,VP9 (Radeon RX 7800 XT).
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| Encoder | 8th Gen NVENC | Dual VCN 4.0 |
| Decoder | 5th Gen NVDEC | VCN 4.0 |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 | H.264,HEVC,AV1,VP9 |
Power & Dimensions
The GeForce RTX 4080 Mobile draws 150W versus the Radeon RX 7800 XT's 263W — a 54.7% difference. The GeForce RTX 4080 Mobile is more power-efficient. Recommended PSU: 650W (GeForce RTX 4080 Mobile) vs 700W (Radeon RX 7800 XT). Power connectors: Mobile vs 2x 8-pin. Card length: 0mm vs 267mm, occupying 0 vs 2 slots. Typical load temperature: 80°C vs 75°C.
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| TDP | 150W-43% | 263W |
| Recommended PSU | 650W-7% | 700W |
| Power Connector | Mobile | 2x 8-pin |
| Length | 0mm | 267mm |
| Height | 0mm | — |
| Slots | 0-100% | 2 |
| Temp (Load) | 80°C | 75°C-6% |
| Perf/Watt | 165.4+79% | 92.2 |
Value Analysis
At launch, the GeForce RTX 4080 Mobile came in at $1130, while the Radeon RX 7800 XT launched at $499. On MSRP, Radeon RX 7800 XT was 55.8% cheaper ($631 less). Performance per dollar on MSRP (G3D Mark / MSRP): 22.0 (GeForce RTX 4080 Mobile) vs 48.6 (Radeon RX 7800 XT) — the Radeon RX 7800 XT offers 120.9% better value.
| Feature | GeForce RTX 4080 Mobile | Radeon RX 7800 XT |
|---|---|---|
| MSRP | $1130 | $499-56% |
| Performance per Dollar | 22.0 | 48.6+121% |
| Codename | AD104 | Navi 32 |
| Release | January 3 2023 | August 25 2023 |
| Ranking | #43 | #46 |
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