Radeon RX 7900 XTX vs GeForce RTX 4080
Radeon RX 7900 XTX
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GeForce RTX 4080
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Performance Spectrum - GPU
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon RX 7900 XTX
Performance Per Dollar GeForce RTX 4080
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce RTX 4080 is the superior choice for raw performance. It leads with a 10.1% higher G3D Mark score. However, the Radeon RX 7900 XTX offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-10.1%) | ✅Leading raw performance (+10.1%) |
| Longevity | 🏆Elite Architecture (RDNA 3.0 (2022−2026) / 5nm) | 🏆Elite Architecture (Ada Lovelace (2022−2024) / 5nm) |
| Ecosystem | ✨ FSR 3 / AFMF Support | ✨ DLSS 3/4 + Frame Gen Support |
| VRAM | 🎮 High Capacity (24 GB) | 🎮 High Capacity (16 GB) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | Standard Size (287mm) | Standard Size (310mm) |
💎 Value Proposition
The GeForce RTX 4080 offers a compelling cost-to-performance ratio. Priced at $800 versus $930 for the Radeon RX 7900 XTX, it costs 14% less. While it maintains competitive performance, this results in a 28% higher cost efficiency score.
| Insight | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+28%) |
| Upfront Cost | ⚠️Higher upfront cost ($930) | ✅More affordable ($800) |
Performance Check
Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.
Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.
Technical Specifications
Side-by-side comparison of Radeon RX 7900 XTX and GeForce RTX 4080
Radeon RX 7900 XTX
The Radeon RX 7900 XTX is manufactured by AMD. It was released in November 3 2022. It features the RDNA 3.0 architecture. The core clock ranges from 1929 MHz to 2498 MHz. It has 6144 shading units. The thermal design power (TDP) is 355W. Manufactured using 5 nm process technology. It features 96 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 31,285 points. Launch price was $999.
GeForce RTX 4080
The GeForce RTX 4080 is manufactured by NVIDIA. It was released in September 20 2022. It features the Ada Lovelace architecture. The core clock ranges from 2205 MHz to 2505 MHz. It has 9728 shading units. The thermal design power (TDP) is 320W. Manufactured using 5 nm process technology. It features 76 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 34,445 points. Launch price was $1,199.
Graphics Performance
In G3D Mark, the Radeon RX 7900 XTX scores 31,285 versus the GeForce RTX 4080's 34,445 — the GeForce RTX 4080 leads by 10.1%. The Radeon RX 7900 XTX is built on RDNA 3.0 while the GeForce RTX 4080 uses Ada Lovelace, both on a 5 nm process. Shader units: 6,144 (Radeon RX 7900 XTX) vs 9,728 (GeForce RTX 4080). Raw compute: 61.39 TFLOPS (Radeon RX 7900 XTX) vs 48.74 TFLOPS (GeForce RTX 4080). Boost clocks: 2498 MHz vs 2505 MHz. Ray tracing: 96 RT cores (Radeon RX 7900 XTX) vs 76 (GeForce RTX 4080) vs 304.
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| G3D Mark Score | 31,285 | 34,445+10% |
| Architecture | RDNA 3.0 | Ada Lovelace |
| Process Node | 5 nm | 5 nm |
| Shading Units | 6144 | 9728+58% |
| Compute (TFLOPS) | 61.39 TFLOPS+26% | 48.74 TFLOPS |
| Boost Clock | 2498 MHz | 2505 MHz |
| ROPs | 192+71% | 112 |
| TMUs | 384+26% | 304 |
| L1 Cache | 3 MB | 9.5 MB+217% |
| L2 Cache | 6 MB | 64 MB+967% |
| Ray Tracing Cores | 96+26% | 76 |
Advanced Features (DLSS/FSR)
Both cards support modern Frame Generation technology, allowing them to insert intermediate frames to smoothen motion and boost perceived FPS in supported games.
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | DLSS 3.5 |
| Frame Generation | FSR 3 / AFMF (Driver) | DLSS 3.0 (Native) |
| Ray Reconstruction | No | Yes (DLSS 3.5) |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon RX 7900 XTX comes with 24 GB of VRAM, while the GeForce RTX 4080 has 16 GB. The Radeon RX 7900 XTX offers 50% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 960 GB/s (Radeon RX 7900 XTX) vs 736 GB/s (GeForce RTX 4080) — a 30.4% advantage for the Radeon RX 7900 XTX. Bus width: 384-bit vs 256-bit. L2 Cache: 6 MB (Radeon RX 7900 XTX) vs 64 MB (GeForce RTX 4080) — the GeForce RTX 4080 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| VRAM Capacity | 24 GB+50% | 16 GB |
| Memory Type | GDDR6 | GDDR6X |
| Memory Bandwidth | 960 GB/s+30% | 736 GB/s |
| Bus Width | 384-bit+50% | 256-bit |
| L2 Cache | 6 MB | 64 MB+967% |
Display & API Support
DirectX support: 12 Ultimate (Radeon RX 7900 XTX) vs 12 Ultimate (GeForce RTX 4080). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| DirectX | 12 Ultimate | 12 Ultimate |
| Vulkan | 1.4+8% | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: AMD Dual Media Engine (Radeon RX 7900 XTX) vs NVENC 8th gen (GeForce RTX 4080). Decoder: AMD Dual Media Engine vs NVDEC 5th gen. Supported codecs: H.264,H.265/HEVC,AV1,VP9 (Radeon RX 7900 XTX) vs H.264,H.265/HEVC,AV1,VP9 (GeForce RTX 4080).
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| Encoder | AMD Dual Media Engine | NVENC 8th gen |
| Decoder | AMD Dual Media Engine | NVDEC 5th gen |
| Codecs | H.264,H.265/HEVC,AV1,VP9 | H.264,H.265/HEVC,AV1,VP9 |
Power & Dimensions
The Radeon RX 7900 XTX draws 355W versus the GeForce RTX 4080's 320W — a 10.4% difference. The GeForce RTX 4080 is more power-efficient. Recommended PSU: 800W (Radeon RX 7900 XTX) vs 750W (GeForce RTX 4080). Power connectors: 2x 8-pin vs 16-pin. Card length: 287mm vs 310mm, occupying 2 vs 3 slots. Typical load temperature: 68°C vs 70°C.
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| TDP | 355W | 320W-10% |
| Recommended PSU | 800W | 750W-6% |
| Power Connector | 2x 8-pin | 16-pin |
| Length | 287mm | 310mm |
| Height | 110mm | 140mm |
| Slots | 2-33% | 3 |
| Temp (Load) | 68°C-3% | 70°C |
| Perf/Watt | 88.1 | 107.6+22% |
Value Analysis
The Radeon RX 7900 XTX launched at $999 MSRP and currently averages $930, while the GeForce RTX 4080 launched at $1199 and now averages $800. The GeForce RTX 4080 costs 14% less ($130 savings) at current market prices. Performance per dollar (G3D Mark / price): 33.6 (Radeon RX 7900 XTX) vs 43.1 (GeForce RTX 4080) — the GeForce RTX 4080 offers 28.3% better value.
| Feature | Radeon RX 7900 XTX | GeForce RTX 4080 |
|---|---|---|
| MSRP | $999-17% | $1199 |
| Avg Price (30d) | $930 | $800-14% |
| Performance per Dollar | 33.6 | 43.1+28% |
| Codename | Navi 31 | AD103 |
| Release | November 3 2022 | September 20 2022 |
| Ranking | #12 | #7 |
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