
RTX A3000 Mobile vs Radeon RX 6600S

RTX A3000 Mobile
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Radeon RX 6600S
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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 RTX A3000 Mobile
Performance Per Dollar Radeon RX 6600S
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon RX 6600S is the superior choice for raw performance. It leads with a 2.3% higher G3D Mark score. However, the RTX A3000 Mobile offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.3%) | ✅Leading raw performance (+2.3%) |
| Longevity | 🔮Strong Longevity (Ampere (2020−2025) / 8nm) | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) |
| Ecosystem | ✨ DLSS 2 Upscaling | Supports FSR Upscaling |
| VRAM | 🎮 High Capacity (8 GB) | 🎮 High Capacity (4 GB) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX 6600S 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 RTX A3000 Mobile and Radeon RX 6600S

RTX A3000 Mobile
The RTX A3000 Mobile is manufactured by NVIDIA. It was released in April 12 2021. It features the Ampere architecture. The core clock ranges from 600 MHz to 1230 MHz. It has 4096 shading units. The thermal design power (TDP) is 70W. Manufactured using 8 nm process technology. It features 32 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 12,720 points.

Radeon RX 6600S
The Radeon RX 6600S is manufactured by AMD. It was released in January 4 2022. It features the RDNA 2.0 architecture. The core clock ranges from 1700 MHz to 2000 MHz. It has 1792 shading units. The thermal design power (TDP) is 80W. Manufactured using 7 nm process technology. It features 28 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 13,016 points.
Graphics Performance
The RTX A3000 Mobile scores 12,720 and the Radeon RX 6600S reaches 13,016 in the G3D Mark benchmark — just a 2.3% difference, making them near-identical in rasterization performance. The RTX A3000 Mobile is built on Ampere while the Radeon RX 6600S uses RDNA 2.0, both on 8 nm vs 7 nm. Shader units: 4,096 (RTX A3000 Mobile) vs 1,792 (Radeon RX 6600S). Raw compute: 10.08 TFLOPS (RTX A3000 Mobile) vs 7.168 TFLOPS (Radeon RX 6600S). Boost clocks: 1230 MHz vs 2000 MHz. Ray tracing: 32 RT cores (RTX A3000 Mobile) vs 28 (Radeon RX 6600S) with 128 Tensor cores.
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| G3D Mark Score | 12,720 | 13,016+2% |
| Architecture | Ampere | RDNA 2.0 |
| Process Node | 8 nm | 7 nm |
| Shading Units | 4096+129% | 1792 |
| Compute (TFLOPS) | 10.08 TFLOPS+41% | 7.168 TFLOPS |
| Boost Clock | 1230 MHz | 2000 MHz+63% |
| ROPs | 64 | 64 |
| TMUs | 128+14% | 112 |
| L1 Cache | 4 MB+700% | 0.5 MB |
| L2 Cache | 4 MB+100% | 2 MB |
| Ray Tracing Cores | 32+14% | 28 |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 6600S 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 A3000 Mobile lacks specific hardware/driver support for this native frame generation tier.
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 3 (Native) |
| Frame Generation | Not Supported | FSR 3 / AFMF (Driver) |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The RTX A3000 Mobile comes with 8 GB of VRAM, while the Radeon RX 6600S has 4 GB. The RTX A3000 Mobile offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 4 MB (RTX A3000 Mobile) vs 2 MB (Radeon RX 6600S) — the RTX A3000 Mobile has significantly larger on-die cache to reduce VRAM reliance.
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| VRAM Capacity | 8 GB+100% | 4 GB |
| Memory Type | GDDR6 | GDDR6 |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 4 MB+100% | 2 MB |
Display & API Support
DirectX support: 12.2 (RTX A3000 Mobile) vs 12_2 (Radeon RX 6600S). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 0.
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| DirectX | 12.2+2% | 12_2 |
| Vulkan | 1.3 | 1.4+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 0 |
Media & Encoding
Hardware encoder: 7th Gen NVENC (RTX A3000 Mobile) vs VCN 3.0 (Radeon RX 6600S). Decoder: 5th Gen NVDEC vs VCN 3.0. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (RTX A3000 Mobile) vs H.264,H.265/HEVC (Radeon RX 6600S).
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| Encoder | 7th Gen NVENC | VCN 3.0 |
| Decoder | 5th Gen NVDEC | VCN 3.0 |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 (Decode) | H.264,H.265/HEVC |
Power & Dimensions
The RTX A3000 Mobile draws 70W versus the Radeon RX 6600S's 80W — a 13.3% difference. The RTX A3000 Mobile is more power-efficient. Recommended PSU: 500W (RTX A3000 Mobile) vs 500W (Radeon RX 6600S). Power connectors: PCIe-powered vs Mobile. Card length: 0mm vs 1mm, occupying 0 vs 0 slots.
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| TDP | 70W-13% | 80W |
| Recommended PSU | 500W | 500W |
| Power Connector | PCIe-powered | Mobile |
| Length | 0mm | 1mm |
| Height | 0mm | — |
| Slots | 0 | 0 |
| Temp (Load) | 80°C | — |
| Perf/Watt | 181.7+12% | 162.7 |
Value Analysis
The Radeon RX 6600S is the newer GPU (2022 vs 2021).
| Feature | RTX A3000 Mobile | Radeon RX 6600S |
|---|---|---|
| MSRP | — | $400 |
| Avg Price (30d) | — | $400 |
| Codename | GA104 | Navi 23 |
| Release | April 12 2021 | January 4 2022 |
| Ranking | #205 | #200 |
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