Radeon RX 6800 XT vs RTX PRO 4000 Blackwell
Radeon RX 6800 XT
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RTX PRO 4000 Blackwell
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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 RTX PRO 4000 Blackwell
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The RTX PRO 4000 Blackwell is the superior choice for raw performance. It leads with a 6% higher G3D Mark score and 50% more VRAM (24 GB vs 16 GB). 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 | RTX PRO 4000 Blackwell |
|---|---|---|
| Performance | ❌Lower raw frame rates (-6%) | ✅Leading raw performance (+6%) |
| Longevity | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) | 🏆Elite Architecture (Blackwell 2.0 (2025−2026) / 5nm) |
| Ecosystem | Supports FSR Upscaling | ✨ DLSS 3/4 + Frame Gen Support |
| VRAM | 🎮 High Capacity (16 GB) | 🎮 High Capacity (24 GB) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | Standard Size (267mm) | Standard Size (267mm) |
💎 Value Proposition
The Radeon RX 6800 XT offers a compelling cost-to-performance ratio. Priced at $743 versus $1,700 for the RTX PRO 4000 Blackwell, it costs 56% less. While it maintains competitive performance, this results in a 115.8% higher cost efficiency score.
| Insight | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+115.8%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($743) | ⚠️Higher upfront cost ($1,700) |
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 RTX PRO 4000 Blackwell
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.
RTX PRO 4000 Blackwell
The RTX PRO 4000 Blackwell is manufactured by NVIDIA. It was released in March 18 2025. It features the Blackwell 2.0 architecture. The core clock ranges from 1230 MHz to 2055 MHz. It has 8960 shading units. The thermal design power (TDP) is 140W. Manufactured using 5 nm process technology. It features 70 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 26,498 points.
Graphics Performance
In G3D Mark, the Radeon RX 6800 XT scores 24,995 versus the RTX PRO 4000 Blackwell's 26,498 — the RTX PRO 4000 Blackwell leads by 6%. The Radeon RX 6800 XT is built on RDNA 2.0 while the RTX PRO 4000 Blackwell uses Blackwell 2.0, both on 7 nm vs 5 nm. Shader units: 4,608 (Radeon RX 6800 XT) vs 8,960 (RTX PRO 4000 Blackwell). Raw compute: 20.74 TFLOPS (Radeon RX 6800 XT) vs 36.83 TFLOPS (RTX PRO 4000 Blackwell). Boost clocks: 2250 MHz vs 2055 MHz. Ray tracing: 72 RT cores (Radeon RX 6800 XT) vs 70 (RTX PRO 4000 Blackwell) vs 280.
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| G3D Mark Score | 24,995 | 26,498+6% |
| Architecture | RDNA 2.0 | Blackwell 2.0 |
| Process Node | 7 nm | 5 nm |
| Shading Units | 4608 | 8960+94% |
| Compute (TFLOPS) | 20.74 TFLOPS | 36.83 TFLOPS+78% |
| Boost Clock | 2250 MHz+9% | 2055 MHz |
| ROPs | 128+33% | 96 |
| TMUs | 288+3% | 280 |
| L1 Cache | 1 MB | 8.8 MB+780% |
| L2 Cache | 4 MB | 48 MB+1100% |
| 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 RTX PRO 4000 Blackwell lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 / AFMF (Driver) | Not Supported |
| 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 RTX PRO 4000 Blackwell has 24 GB. The RTX PRO 4000 Blackwell offers 50% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 512 GB/s (Radeon RX 6800 XT) vs 432 GB/s (RTX PRO 4000 Blackwell) — a 18.5% advantage for the Radeon RX 6800 XT. Bus width: 256-bit vs 192-bit. L2 Cache: 4 MB (Radeon RX 6800 XT) vs 48 MB (RTX PRO 4000 Blackwell) — the RTX PRO 4000 Blackwell has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| VRAM Capacity | 16 GB | 24 GB+50% |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 512 GB/s+19% | 432 GB/s |
| Bus Width | 256-bit+33% | 192-bit |
| L2 Cache | 4 MB | 48 MB+1100% |
Display & API Support
DirectX support: 12 Ultimate (12_2) (Radeon RX 6800 XT) vs 12.2 (RTX PRO 4000 Blackwell). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| DirectX | 12 Ultimate (12_2) | 12.2+2% |
| 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 9th Gen NVENC (2x) (RTX PRO 4000 Blackwell). Decoder: VCN 3.0 vs 6th Gen NVDEC. Supported codecs: H.264,H.265,VP9,AV1 (Radeon RX 6800 XT) vs MPEG-2,H.264,HEVC,VP9,AV1 (RTX PRO 4000 Blackwell).
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| Encoder | VCN 3.0 | 9th Gen NVENC (2x) |
| Decoder | VCN 3.0 | 6th Gen NVDEC |
| Codecs | H.264,H.265,VP9,AV1 | MPEG-2,H.264,HEVC,VP9,AV1 |
Power & Dimensions
The Radeon RX 6800 XT draws 300W versus the RTX PRO 4000 Blackwell's 140W — a 72.7% difference. The RTX PRO 4000 Blackwell is more power-efficient. Recommended PSU: 750W (Radeon RX 6800 XT) vs 650W (RTX PRO 4000 Blackwell). Power connectors: 2x 8-pin vs PCIe-powered. Card length: 267mm vs 267mm, occupying 2 vs 2 slots. Typical load temperature: 75 vs 80°C.
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| TDP | 300W | 140W-53% |
| Recommended PSU | 750W | 650W-13% |
| Power Connector | 2x 8-pin | PCIe-powered |
| Length | 267mm | 267mm |
| Height | 120mm | 111mm |
| Slots | 2 | 2 |
| Temp (Load) | 75-6% | 80°C |
| Perf/Watt | 83.3 | 189.3+127% |
Value Analysis
The Radeon RX 6800 XT launched at $649 MSRP and currently averages $743, while the RTX PRO 4000 Blackwell launched at $1999 and now averages $1700. The Radeon RX 6800 XT costs 56.3% less ($957 savings) at current market prices. Performance per dollar (G3D Mark / price): 33.6 (Radeon RX 6800 XT) vs 15.6 (RTX PRO 4000 Blackwell) — the Radeon RX 6800 XT offers 115.4% better value. The RTX PRO 4000 Blackwell is the newer GPU (2025 vs 2020).
| Feature | Radeon RX 6800 XT | RTX PRO 4000 Blackwell |
|---|---|---|
| MSRP | $649-68% | $1999 |
| Avg Price (30d) | $743-56% | $1700 |
| Performance per Dollar | 33.6+115% | 15.6 |
| Codename | Navi 21 | GB203 |
| Release | October 28 2020 | March 18 2025 |
| Ranking | #42 | #48 |
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