
Radeon RX 6600M vs RadeonT RX 6850M XT

Radeon RX 6600M
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RadeonT RX 6850M 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 6600M
Performance Per Dollar RadeonT RX 6850M XT
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The RadeonT RX 6850M XT is the superior choice for raw performance. It leads with a 0.5% higher G3D Mark score and 50% more VRAM (12 GB vs 8 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX 6600M.
| Insight | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.5%) | ✅Leading raw performance (+0.5%) |
| 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 (8 GB) | 🎮 High Capacity (12 GB) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the RadeonT RX 6850M XT remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 6600M and RadeonT RX 6850M XT

Radeon RX 6600M
The Radeon RX 6600M is manufactured by AMD. It was released in May 31 2021. It features the RDNA 2.0 architecture. The core clock ranges from 2068 MHz to 2416 MHz. It has 1792 shading units. The thermal design power (TDP) is 100W. Manufactured using 7 nm process technology. It features 28 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 13,922 points.

RadeonT RX 6850M XT
The RadeonT RX 6850M XT is manufactured by AMD. It was released in January 4 2022. It features the RDNA 2.0 architecture. The core clock ranges from 2321 MHz to 2581 MHz. It has 2560 shading units. The thermal design power (TDP) is 165W. Manufactured using 7 nm process technology. It features 40 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 13,992 points.
Graphics Performance
The Radeon RX 6600M scores 13,922 and the RadeonT RX 6850M XT reaches 13,992 in the G3D Mark benchmark — just a 0.5% difference, making them near-identical in rasterization performance. The Radeon RX 6600M is built on RDNA 2.0 while the RadeonT RX 6850M XT uses RDNA 2.0, both on a 7 nm process. Shader units: 1,792 (Radeon RX 6600M) vs 2,560 (RadeonT RX 6850M XT). Raw compute: 8.659 TFLOPS (Radeon RX 6600M) vs 13.21 TFLOPS (RadeonT RX 6850M XT). Boost clocks: 2416 MHz vs 2581 MHz. Ray tracing: 28 RT cores (Radeon RX 6600M) vs 40 (RadeonT RX 6850M XT).
| Feature | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| G3D Mark Score | 13,922 | 13,992 |
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Process Node | 7 nm | 7 nm |
| Shading Units | 1792 | 2560+43% |
| Compute (TFLOPS) | 8.659 TFLOPS | 13.21 TFLOPS+53% |
| Boost Clock | 2416 MHz | 2581 MHz+7% |
| ROPs | 64 | 64 |
| TMUs | 112 | 160+43% |
| L1 Cache | 512 KB | 512 KB |
| L2 Cache | 2 MB | 3 MB+50% |
| Ray Tracing Cores | 28 | 40+43% |
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 6600M | RadeonT RX 6850M 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)
The Radeon RX 6600M comes with 8 GB of VRAM, while the RadeonT RX 6850M XT has 12 GB. The RadeonT RX 6850M XT offers 50% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 2 MB (Radeon RX 6600M) vs 3 MB (RadeonT RX 6850M XT) — the RadeonT RX 6850M XT has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| VRAM Capacity | 8 GB | 12 GB+50% |
| Memory Type | GDDR6 | GDDR6 |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 2 MB | 3 MB+50% |
Display & API Support
DirectX support: 12 (FL 12_2) (Radeon RX 6600M) vs 12.2 (RadeonT RX 6850M XT). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 1.
| Feature | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| DirectX | 12 (FL 12_2) | 12.2+2% |
| Vulkan | 1.3 | 1.4+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4+300% | 1 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6600M) vs VCN 3.0 (RadeonT RX 6850M XT). Decoder: VCN 3.0 vs VCN 3.0. Supported codecs: H.264,HEVC,VP9,AV1 (Radeon RX 6600M) vs MPEG-2,H.264,HEVC,VP9 (RadeonT RX 6850M XT).
| Feature | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| Encoder | VCN 3.0 | VCN 3.0 |
| Decoder | VCN 3.0 | VCN 3.0 |
| Codecs | H.264,HEVC,VP9,AV1 | MPEG-2,H.264,HEVC,VP9 |
Power & Dimensions
The Radeon RX 6600M draws 100W versus the RadeonT RX 6850M XT's 165W — a 49.1% difference. The Radeon RX 6600M is more power-efficient. Recommended PSU: 500W (Radeon RX 6600M) vs 500W (RadeonT RX 6850M XT). Power connectors: Mobile vs PCIe-powered.
| Feature | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| TDP | 100W-39% | 165W |
| Recommended PSU | 500W | 500W |
| Power Connector | Mobile | PCIe-powered |
| Length | — | 0mm |
| Height | — | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | — | 85°C |
| Perf/Watt | 139.2+64% | 84.8 |
Value Analysis
The RadeonT RX 6850M XT is the newer GPU (2022 vs 2021).
| Feature | Radeon RX 6600M | RadeonT RX 6850M XT |
|---|---|---|
| MSRP | — | $1000 |
| Avg Price (30d) | — | $600 |
| Codename | Navi 23 | Navi 22 |
| Release | May 31 2021 | January 4 2022 |
| Ranking | #173 | #103 |
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