Radeon RX 6800 XT vs Radeon RX 6900 XT
Radeon RX 6800 XT
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Radeon RX 6900 XT
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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 Radeon RX 6900 XT
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon RX 6900 XT is the superior choice for raw performance. It leads with a 6.9% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX 6800 XT.
| Insight | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| Performance | ❌Lower raw frame rates (-6.9%) | ✅Leading raw performance (+6.9%) |
| Longevity | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | 🎮 High Capacity (16 GB) | 🎮 High Capacity (16 GB) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | Standard Size (267mm) | Standard Size (267mm) |
💎 Value Proposition
The Radeon RX 6900 XT offers a compelling cost-to-performance ratio. Priced at $385 versus $743 for the Radeon RX 6800 XT, it costs 48% less. While it maintains competitive performance, this results in a 106.4% higher cost efficiency score.
| Insight | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+106.4%) |
| Upfront Cost | ⚠️Higher upfront cost ($743) | ✅More affordable ($385) |
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 Radeon RX 6900 XT
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.
Radeon RX 6900 XT
The Radeon RX 6900 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 5120 shading units. The thermal design power (TDP) is 300W. Manufactured using 7 nm process technology. It features 80 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,729 points. Launch price was $999.
Graphics Performance
In G3D Mark, the Radeon RX 6800 XT scores 24,995 versus the Radeon RX 6900 XT's 26,729 — the Radeon RX 6900 XT leads by 6.9%. The Radeon RX 6800 XT is built on RDNA 2.0 while the Radeon RX 6900 XT uses RDNA 2.0, both on a 7 nm process. Shader units: 4,608 (Radeon RX 6800 XT) vs 5,120 (Radeon RX 6900 XT). Raw compute: 20.74 TFLOPS (Radeon RX 6800 XT) vs 23.04 TFLOPS (Radeon RX 6900 XT). Boost clocks: 2250 MHz vs 2250 MHz. Ray tracing: 72 RT cores (Radeon RX 6800 XT) vs 80 (Radeon RX 6900 XT).
| Feature | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| G3D Mark Score | 24,995 | 26,729+7% |
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Process Node | 7 nm | 7 nm |
| Shading Units | 4608 | 5120+11% |
| Compute (TFLOPS) | 20.74 TFLOPS | 23.04 TFLOPS+11% |
| Boost Clock | 2250 MHz | 2250 MHz |
| ROPs | 128 | 128 |
| TMUs | 288 | 320+11% |
| L1 Cache | 1 MB | 1 MB |
| L2 Cache | 4 MB | 4 MB |
| Ray Tracing Cores | 72 | 80+11% |
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 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | FSR 3 (Native) |
| Frame Generation | FSR 3 / AFMF (Driver) | FSR 3 / AFMF (Driver) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 16 GB of GDDR6. Bus width: 256-bit vs 256-bit.
| Feature | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| VRAM Capacity | 16 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 512 GB/s | 512 GB/s |
| Bus Width | 256-bit | 256-bit |
| L2 Cache | 4 MB | 4 MB |
Display & API Support
DirectX support: 12 Ultimate (12_2) (Radeon RX 6800 XT) vs 12 Ultimate (Radeon RX 6900 XT). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| DirectX | 12 Ultimate (12_2) | 12 Ultimate |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6800 XT) vs VCN 3.0 (Radeon RX 6900 XT). Decoder: VCN 3.0 vs VCN 3.0. Supported codecs: H.264,H.265,VP9,AV1 (Radeon RX 6800 XT) vs H.264,H.265/HEVC,AV1,VP9 (Radeon RX 6900 XT).
| Feature | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| Encoder | VCN 3.0 | VCN 3.0 |
| Decoder | VCN 3.0 | VCN 3.0 |
| Codecs | H.264,H.265,VP9,AV1 | H.264,H.265/HEVC,AV1,VP9 |
Power & Dimensions
The Radeon RX 6800 XT draws 300W versus the Radeon RX 6900 XT's 300W — a 0% difference. The Radeon RX 6900 XT is more power-efficient. Recommended PSU: 750W (Radeon RX 6800 XT) vs 850W (Radeon RX 6900 XT). Power connectors: 2x 8-pin vs 2x 8-pin. Card length: 267mm vs 267mm, occupying 2 vs 2.5 slots. Typical load temperature: 75 vs 80°C.
| Feature | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| TDP | 300W | 300W |
| Recommended PSU | 750W-12% | 850W |
| Power Connector | 2x 8-pin | 2x 8-pin |
| Length | 267mm | 267mm |
| Height | 120mm | 120mm |
| Slots | 2-20% | 2.5 |
| Temp (Load) | 75-6% | 80°C |
| Perf/Watt | 83.3 | 89.1+7% |
Value Analysis
The Radeon RX 6800 XT launched at $649 MSRP and currently averages $743, while the Radeon RX 6900 XT launched at $999 and now averages $385. The Radeon RX 6900 XT costs 48.2% less ($358 savings) at current market prices. Performance per dollar (G3D Mark / price): 33.6 (Radeon RX 6800 XT) vs 69.4 (Radeon RX 6900 XT) — the Radeon RX 6900 XT offers 106.5% better value.
| Feature | Radeon RX 6800 XT | Radeon RX 6900 XT |
|---|---|---|
| MSRP | $649-35% | $999 |
| Avg Price (30d) | $743 | $385-48% |
| Performance per Dollar | 33.6 | 69.4+107% |
| Codename | Navi 21 | Navi 21 |
| Release | October 28 2020 | October 28 2020 |
| Ranking | #42 | #35 |
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