
Quadro RTX 4000 (Mobile)
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Radeon PRO W6600M
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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.
Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook
This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.
Quadro RTX 4000 (Mobile)
2021Why buy it
- ✅Access to a newer frame-generation stack with DLSS 3.5 + Frame Generation (2023).
- ✅Draws 40W instead of 90W, a 50W reduction.
Trade-offs
- ❌Fewer clear downsides in this head-to-head, aside from the usual pricing and availability swings.
Radeon PRO W6600M
2021Why buy it
- ✅More future proof: RDNA 2.0 (2020−2025) on 7nm with a newer platform for upcoming games.
Trade-offs
- ❌No equivalent frame-generation stack like DLSS 3.5 + Frame Generation (2023).
- ❌125% higher power demand at 90W vs 40W.
Quadro RTX 4000 (Mobile)
2021Radeon PRO W6600M
2021Why buy it
- ✅Access to a newer frame-generation stack with DLSS 3.5 + Frame Generation (2023).
- ✅Draws 40W instead of 90W, a 50W reduction.
Why buy it
- ✅More future proof: RDNA 2.0 (2020−2025) on 7nm with a newer platform for upcoming games.
Trade-offs
- ❌Fewer clear downsides in this head-to-head, aside from the usual pricing and availability swings.
Trade-offs
- ❌No equivalent frame-generation stack like DLSS 3.5 + Frame Generation (2023).
- ❌125% higher power demand at 90W vs 40W.
Quick Answers
So, is Quadro RTX 4000 (Mobile) better than Radeon PRO W6600M?
Which one is more future-proof for 2026 and beyond?
Which one is the smarter buy today, not just the cheaper card?
Is Radeon PRO W6600M still worth buying for gaming in 2026?
Games Benchmarks
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 9800X3D 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.

Path of Exile 2
| Preset | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| 1080p | ||
| low | 132 FPS | 140 FPS |
| medium | 111 FPS | 118 FPS |
| high | 93 FPS | 103 FPS |
| ultra | 56 FPS | 71 FPS |
| 1440p | ||
| low | 113 FPS | 112 FPS |
| medium | 93 FPS | 92 FPS |
| high | 68 FPS | 75 FPS |
| ultra | 41 FPS | 52 FPS |
| 4K | ||
| low | 40 FPS | 50 FPS |
| medium | 36 FPS | 43 FPS |
| high | 22 FPS | 32 FPS |
| ultra | 19 FPS | 28 FPS |

Counter-Strike 2
| Preset | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| 1080p | ||
| low | 111 FPS | 243 FPS |
| medium | 87 FPS | 206 FPS |
| high | 68 FPS | 168 FPS |
| ultra | 52 FPS | 134 FPS |
| 1440p | ||
| low | 81 FPS | 170 FPS |
| medium | 61 FPS | 142 FPS |
| high | 48 FPS | 112 FPS |
| ultra | 37 FPS | 88 FPS |
| 4K | ||
| low | 50 FPS | 93 FPS |
| medium | 39 FPS | 78 FPS |
| high | 30 FPS | 65 FPS |
| ultra | 22 FPS | 49 FPS |

League of Legends
| Preset | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| 1080p | ||
| low | 516 FPS | 513 FPS |
| medium | 422 FPS | 411 FPS |
| high | 351 FPS | 342 FPS |
| ultra | 264 FPS | 257 FPS |
| 1440p | ||
| low | 377 FPS | 385 FPS |
| medium | 316 FPS | 308 FPS |
| high | 264 FPS | 257 FPS |
| ultra | 198 FPS | 192 FPS |
| 4K | ||
| low | 227 FPS | 257 FPS |
| medium | 201 FPS | 205 FPS |
| high | 148 FPS | 171 FPS |
| ultra | 104 FPS | 128 FPS |

Valorant
| Preset | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| 1080p | ||
| low | 267 FPS | 262 FPS |
| medium | 227 FPS | 231 FPS |
| high | 184 FPS | 186 FPS |
| ultra | 146 FPS | 157 FPS |
| 1440p | ||
| low | 197 FPS | 199 FPS |
| medium | 171 FPS | 176 FPS |
| high | 133 FPS | 138 FPS |
| ultra | 102 FPS | 113 FPS |
| 4K | ||
| low | 108 FPS | 117 FPS |
| medium | 85 FPS | 99 FPS |
| high | 69 FPS | 79 FPS |
| ultra | 51 FPS | 60 FPS |
Technical Specifications
Side-by-side comparison of Quadro RTX 4000 (Mobile) and Radeon PRO W6600M

Quadro RTX 4000 (Mobile)
Quadro RTX 4000 (Mobile)
The Quadro RTX 4000 (Mobile) is manufactured by NVIDIA. It was released in April 12 2021. It features the Turing architecture. The core clock ranges from 780 MHz to 1410 MHz. It has 896 shading units. The thermal design power (TDP) is 40W. Manufactured using 12 nm process technology. G3D Mark benchmark score: 11,715 points.

Radeon PRO W6600M
Radeon PRO W6600M
The Radeon PRO W6600M is manufactured by AMD. It was released in June 8 2021. It features the RDNA 2.0 architecture. The core clock ranges from 1224 MHz to 2034 MHz. It has 1792 shading units. The thermal design power (TDP) is 90W. Manufactured using 7 nm process technology. It features 28 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 11,407 points.
Graphics Performance
The Quadro RTX 4000 (Mobile) scores 11,715 and the Radeon PRO W6600M reaches 11,407 in the G3D Mark benchmark — just a 2.7% difference, making them near-identical in rasterization performance. The Quadro RTX 4000 (Mobile) is built on Turing while the Radeon PRO W6600M uses RDNA 2.0, both on 12 nm vs 7 nm. Shader units: 896 (Quadro RTX 4000 (Mobile)) vs 1,792 (Radeon PRO W6600M). Raw compute: 2.527 TFLOPS (Quadro RTX 4000 (Mobile)) vs 7.29 TFLOPS (Radeon PRO W6600M). Boost clocks: 1410 MHz vs 2034 MHz.
| Feature | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| G3D Mark Score | 11,715+3% | 11,407 |
| Architecture | Turing | RDNA 2.0 |
| Process Node | 12 nm | 7 nm |
| Shading Units | 896 | 1792+100% |
| Compute (TFLOPS) | 2.527 TFLOPS | 7.29 TFLOPS+188% |
| Boost Clock | 1410 MHz | 2034 MHz+44% |
| ROPs | 32 | 64+100% |
| TMUs | 56 | 112+100% |
| L1 Cache | 896 KB+75% | 512 KB |
| L2 Cache | 1 MB | 2 MB+100% |
Advanced Features (DLSS/FSR)
A critical advantage for the Quadro RTX 4000 (Mobile) is support for DLSS 3.5 + Frame Generation. 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 Radeon PRO W6600M lacks specific hardware/driver support for this native frame generation tier.The Quadro RTX 4000 (Mobile) gives access to NVIDIA DLSS (Deep Learning Super Sampling), widely regarding as the superior upscaling method for image quality. The Radeon PRO W6600M relies on FSR (FidelityFX Super Resolution), which is capable but generally slightly noisier than DLSS in motion.
| Feature | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| Upscaling Tech | DLSS 3.5 Super Resolution | FSR Upscaling / FSR 4 |
| Frame Generation | DLSS 3.5 + Frame Generation | Not Supported |
| Ray Reconstruction | Yes (DLSS 3.5) | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 8 GB of GDDR6. Bus width: 256-bit vs 256-bit. L2 Cache: 1 MB (Quadro RTX 4000 (Mobile)) vs 2 MB (Radeon PRO W6600M) — the Radeon PRO W6600M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR6 | GDDR6 |
| Bus Width | 256-bit | 256-bit |
| L2 Cache | 1 MB | 2 MB+100% |
Display & API Support
DirectX support: 12.2 (Quadro RTX 4000 (Mobile)) vs 12.2 (Radeon PRO W6600M). Vulkan: 1.1 vs 1.2. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 5.
| Feature | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| DirectX | 12.2 | 12.2 |
| Vulkan | 1.1 | 1.2+9% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 5+25% |
Media & Encoding
Hardware encoder: 7th Gen NVENC (Quadro RTX 4000 (Mobile)) vs VCN 3.0 (Radeon PRO W6600M). Decoder: 5th Gen NVDEC vs VCN 3.0. Supported codecs: MPEG-2,H.264,HEVC,VP9 (Quadro RTX 4000 (Mobile)) vs MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (Radeon PRO W6600M).
| Feature | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| Encoder | 7th Gen NVENC | VCN 3.0 |
| Decoder | 5th Gen NVDEC | VCN 3.0 |
| Codecs | MPEG-2,H.264,HEVC,VP9 | MPEG-2,H.264,HEVC,VP9,AV1 (Decode) |
Power & Dimensions
The Quadro RTX 4000 (Mobile) draws 40W versus the Radeon PRO W6600M's 90W — a 76.9% difference. The Quadro RTX 4000 (Mobile) is more power-efficient. Recommended PSU: 500W (Quadro RTX 4000 (Mobile)) vs 500W (Radeon PRO W6600M). Power connectors: PCIe-powered vs PCIe-powered. Card length: 0mm vs 0mm, occupying 0 vs 0 slots. Typical load temperature: 85°C vs 80°C.
| Feature | Quadro RTX 4000 (Mobile) | Radeon PRO W6600M |
|---|---|---|
| TDP | 40W-56% | 90W |
| Recommended PSU | 500W | 500W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 0mm | 0mm |
| Height | 0mm | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 85°C | 80°C-6% |
| Perf/Watt | 292.9+131% | 126.7 |
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