Radeon RX 6600S
RTX A3000 Mobile
Radeon RX 6600S vs RTX A3000 Mobile Performance Spectrum
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.
Radeon RX 6600S vs RTX A3000 Mobile FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
Radeon RX 6600S vs RTX A3000 Mobile: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
Radeon RX 6600S
2022Why buy it
- ✅Delivers 100+% more G3D Mark for each dollar spent, at 32.5 vs 0 G3D/$ ($400 MSRP vs Unknown MSRP).
- ✅Access to a newer frame-generation stack with FSR Frame Generation + AFMF (2023).
- ✅Better long-term bet: RDNA 2.0 (2020−2025) on 7nm gives it a newer hardware base for upcoming games.
Trade-offs
- ❌Lower average FPS than RTX A3000 Mobile across 50 tracked games in our benchmark data.
- ❌Less VRAM, with 4 GB vs 8 GB for high-resolution textures and newer games.
RTX A3000 Mobile
2021Why buy it
- ✅22.9% more average FPS across 50 tracked games in our benchmark data.
- ✅100% more VRAM for high-resolution textures and newer games (8 GB vs 4 GB).
Trade-offs
- ❌No equivalent frame-generation stack like FSR Frame Generation + AFMF (2023).
- ❌Radeon RX 6600S is the safer long-term pick here because the hardware is newer and the feature stack is stronger.
- ❌Lower G3D Mark per dollar, at 0 vs 32.5 G3D/$ (Unknown MSRP vs $400 MSRP).
Quick Answers
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Radeon RX 6600S vs RTX A3000 Mobile Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
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.
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.
Graphics Performance
The Radeon RX 6600S scores 13,016 and the RTX A3000 Mobile reaches 12,720 in the G3D Mark benchmark — just a 2.3% difference, making them near-identical in rasterization performance. The Radeon RX 6600S is built on RDNA 2.0 while the RTX A3000 Mobile uses Ampere, both on 7 nm vs 8 nm. Shader units: 1,792 (Radeon RX 6600S) vs 4,096 (RTX A3000 Mobile). Raw compute: 7.168 TFLOPS (Radeon RX 6600S) vs 10.08 TFLOPS (RTX A3000 Mobile). Boost clocks: 2000 MHz vs 1230 MHz. Ray tracing: 28 RT cores (Radeon RX 6600S) vs 32 (RTX A3000 Mobile) vs 128.
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| G3D Mark Score | 13,016+2% | 12,720 |
| Architecture | RDNA 2.0 | Ampere |
| Process Node | 7 nm | 8 nm |
| Shading Units | 1792 | 4096+129% |
| Compute (TFLOPS) | 7.168 TFLOPS | 10.08 TFLOPS+41% |
| Boost Clock | 2000 MHz+63% | 1230 MHz |
| ROPs | 64 | 64 |
| TMUs | 112 | 128+14% |
| L1 Cache | 0.5 MB | 4 MB+700% |
| L2 Cache | 2 MB | 4 MB+100% |
| Ray Tracing Cores | 28 | 32+14% |
Advanced Features (DLSS/FSR)
The clearest feature edge for the Radeon RX 6600S is support for FSR Frame Generation + AFMF. In games that support it, that can smooth out motion and lift perceived FPS. The RTX A3000 Mobile does not have comparable native support in the same tier.The RTX A3000 Mobile gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon RX 6600S leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| Upscaling Tech | FSR 3 | Upscaling support |
| Frame Generation | FSR Frame Generation + AFMF | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | NVIDIA Reflex |
Video Memory (VRAM)
The Radeon RX 6600S has 4 GB of VRAM, while the RTX A3000 Mobile carries 8 GB. RTX A3000 Mobile gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the Radeon RX 6600S and 128-bit on the RTX A3000 Mobile. L2 Cache: 2 MB (Radeon RX 6600S) vs 4 MB (RTX A3000 Mobile) — the RTX A3000 Mobile has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| VRAM Capacity | 4 GB | 8 GB+100% |
| Memory Type | GDDR6 | GDDR6 |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 2 MB | 4 MB+100% |
Display & API Support
DirectX support: 12_2 (Radeon RX 6600S) vs 12.2 (RTX A3000 Mobile). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 0 vs 4.
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| DirectX | 12_2 | 12.2+2% |
| Vulkan | 1.4+8% | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 0 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6600S) vs 7th Gen NVENC (RTX A3000 Mobile). Decoder: VCN 3.0 vs 5th Gen NVDEC. Supported codecs: H.264,H.265/HEVC (Radeon RX 6600S) vs MPEG-2,H.264,HEVC,VP9,AV1 (Decode) (RTX A3000 Mobile).
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| Encoder | VCN 3.0 | 7th Gen NVENC |
| Decoder | VCN 3.0 | 5th Gen NVDEC |
| Codecs | H.264,H.265/HEVC | MPEG-2,H.264,HEVC,VP9,AV1 (Decode) |
Power & Dimensions
The Radeon RX 6600S draws 80W versus the RTX A3000 Mobile's 70W — a 13.3% difference. The RTX A3000 Mobile is more power-efficient. Recommended PSU: 500W (Radeon RX 6600S) vs 500W (RTX A3000 Mobile). Power connectors: Mobile vs PCIe-powered. Card length: 1mm vs 0mm, occupying 0 vs 0 slots.
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| TDP | 80W | 70W-13% |
| Recommended PSU | 500W | 500W |
| Power Connector | Mobile | PCIe-powered |
| Length | 1mm | 0mm |
| Height | — | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | — | 80°C |
| Perf/Watt | 162.7 | 181.7+12% |
Value Analysis
The newer card here is Radeon RX 6600S (2022 vs 2021).
| Feature | Radeon RX 6600S | RTX A3000 Mobile |
|---|---|---|
| MSRP | $400 | — |
| Codename | Navi 23 | GA104 |
| Release | January 4 2022 | April 12 2021 |
| Ranking | #200 | #205 |
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