Radeon RX 6800 XT vs GeForce RTX 3080 12GB
Radeon RX 6800 XT
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GeForce RTX 3080 12GB
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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 6800 XT
Performance Per Dollar GeForce RTX 3080 12GB
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce RTX 3080 12GB is the superior choice for raw performance. It leads with a 6.3% higher G3D Mark score. However, the Radeon RX 6800 XT offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| Performance | ❌Lower raw frame rates (-6.3%) | ✅Leading raw performance (+6.3%) |
| Longevity | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) | 🔮Strong Longevity (Ampere (2020−2025) / 8nm) |
| Ecosystem | Supports FSR Upscaling | ✨ DLSS 2 Upscaling |
| VRAM | 🎮 High Capacity (16 GB) | 🎮 High Capacity (12 GB) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | Standard Size (267mm) | Standard Size (285mm) |
💎 Value Proposition
The GeForce RTX 3080 12GB offers a compelling cost-to-performance ratio. Priced at $500 versus $743 for the Radeon RX 6800 XT, it costs 33% less. While it maintains competitive performance, this results in a 58% higher cost efficiency score.
| Insight | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+58%) |
| Upfront Cost | ⚠️Higher upfront cost ($743) | ✅More affordable ($500) |
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 6800 XT and GeForce RTX 3080 12GB
Radeon RX 6800 XT
The Radeon RX 6800 XT is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1825 MHz to 2250 MHz. It has 4608 shading units. The thermal design power (TDP) is 300W. Manufactured using 7 nm process technology. It features 72 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 24,995 points. Launch price was $649.
GeForce RTX 3080 12GB
The GeForce RTX 3080 12GB is manufactured by NVIDIA. It was released in January 11 2022. It features the Ampere architecture. The core clock ranges from 1260 MHz to 1710 MHz. It has 8960 shading units. The thermal design power (TDP) is 350W. Manufactured using 8 nm process technology. It features 70 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,569 points. Launch price was $799.
Graphics Performance
In G3D Mark, the Radeon RX 6800 XT scores 24,995 versus the GeForce RTX 3080 12GB's 26,569 — the GeForce RTX 3080 12GB leads by 6.3%. The Radeon RX 6800 XT is built on RDNA 2.0 while the GeForce RTX 3080 12GB uses Ampere, both on 7 nm vs 8 nm. Shader units: 4,608 (Radeon RX 6800 XT) vs 8,960 (GeForce RTX 3080 12GB). Raw compute: 20.74 TFLOPS (Radeon RX 6800 XT) vs 30.64 TFLOPS (GeForce RTX 3080 12GB). Boost clocks: 2250 MHz vs 1710 MHz. Ray tracing: 72 RT cores (Radeon RX 6800 XT) vs 70 (GeForce RTX 3080 12GB) vs 280.
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| G3D Mark Score | 24,995 | 26,569+6% |
| Architecture | RDNA 2.0 | Ampere |
| Process Node | 7 nm | 8 nm |
| Shading Units | 4608 | 8960+94% |
| Compute (TFLOPS) | 20.74 TFLOPS | 30.64 TFLOPS+48% |
| Boost Clock | 2250 MHz+32% | 1710 MHz |
| ROPs | 128+33% | 96 |
| TMUs | 288+3% | 280 |
| L1 Cache | 1 MB | 8.8 MB+780% |
| L2 Cache | 4 MB | 6 MB+50% |
| Ray Tracing Cores | 72+3% | 70 |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 6800 XT is support for FSR 3 / AFMF. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The GeForce RTX 3080 12GB lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | DLSS 2.0 |
| Frame Generation | FSR 3 / AFMF (Driver) | FSR 3 / AFMF (Compatible) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon RX 6800 XT comes with 16 GB of VRAM, while the GeForce RTX 3080 12GB has 12 GB. The Radeon RX 6800 XT offers 33.3% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 512 GB/s (Radeon RX 6800 XT) vs 912 GB/s (GeForce RTX 3080 12GB) — a 78.1% advantage for the GeForce RTX 3080 12GB. Bus width: 256-bit vs 384-bit. L2 Cache: 4 MB (Radeon RX 6800 XT) vs 6 MB (GeForce RTX 3080 12GB) — the GeForce RTX 3080 12GB has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| VRAM Capacity | 16 GB+33% | 12 GB |
| Memory Type | GDDR6 | GDDR6X |
| Memory Bandwidth | 512 GB/s | 912 GB/s+78% |
| Bus Width | 256-bit | 384-bit+50% |
| L2 Cache | 4 MB | 6 MB+50% |
Display & API Support
DirectX support: 12 Ultimate (12_2) (Radeon RX 6800 XT) vs 12 Ultimate (GeForce RTX 3080 12GB). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| DirectX | 12 Ultimate (12_2) | 12 Ultimate |
| Vulkan | 1.3 | 1.4+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6800 XT) vs NVENC 7th gen (GeForce RTX 3080 12GB). Decoder: VCN 3.0 vs NVDEC 5th gen. Supported codecs: H.264,H.265,VP9,AV1 (Radeon RX 6800 XT) vs H.264,H.265/HEVC,AV1 (GeForce RTX 3080 12GB).
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| Encoder | VCN 3.0 | NVENC 7th gen |
| Decoder | VCN 3.0 | NVDEC 5th gen |
| Codecs | H.264,H.265,VP9,AV1 | H.264,H.265/HEVC,AV1 |
Power & Dimensions
The Radeon RX 6800 XT draws 300W versus the GeForce RTX 3080 12GB's 350W — a 15.4% difference. The Radeon RX 6800 XT is more power-efficient. Recommended PSU: 750W (Radeon RX 6800 XT) vs 750W (GeForce RTX 3080 12GB). Power connectors: 2x 8-pin vs 2x 8-pin. Card length: 267mm vs 285mm, occupying 2 vs 2 slots. Typical load temperature: 75 vs 80°C.
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| TDP | 300W-14% | 350W |
| Recommended PSU | 750W | 750W |
| Power Connector | 2x 8-pin | 2x 8-pin |
| Length | 267mm | 285mm |
| Height | 120mm | 112mm |
| Slots | 2 | 2 |
| Temp (Load) | 75-6% | 80°C |
| Perf/Watt | 83.3+10% | 75.9 |
Value Analysis
The Radeon RX 6800 XT launched at $649 MSRP and currently averages $743, while the GeForce RTX 3080 12GB launched at $1250 and now averages $500. The GeForce RTX 3080 12GB costs 32.7% less ($243 savings) at current market prices. Performance per dollar (G3D Mark / price): 33.6 (Radeon RX 6800 XT) vs 53.1 (GeForce RTX 3080 12GB) — the GeForce RTX 3080 12GB offers 58% better value. The GeForce RTX 3080 12GB is the newer GPU (2022 vs 2020).
| Feature | Radeon RX 6800 XT | GeForce RTX 3080 12GB |
|---|---|---|
| MSRP | $649-48% | $1250 |
| Avg Price (30d) | $743 | $500-33% |
| Performance per Dollar | 33.6 | 53.1+58% |
| Codename | Navi 21 | GA102 |
| Release | October 28 2020 | January 11 2022 |
| Ranking | #42 | #38 |
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