Radeon RX 6600M vs Radeon 780M
VS
AMD Radeon RX 6600M
Navi 23
AMD Radeon 780M
Phoenix
We performed a head-to-head comparison of the Radeon RX 6600M 8 GB with 28 pipelines and 1792 shaders against the 1 year and 8 months newer Radeon 780M that utilizes 12 pipelines and 768 shaders. Here you will find complete details about specs, efficiency, performance tests, and more.
Review
Gaming
Performance in DirectX, OpenCL, and Vulkan games
Workstation
Perf. in 3D modeling, video editing and rendering apps
AI/ML
Capabilities for machine learning and AI-related tasks
Energy Efficiency
Power consumption efficiency in different scenarios
NanoReview Final Score
Overall video card score
Key differences
Reasons to consider the Radeon RX 6600M
- Performs significantly better (up to 2.6x) in 3DMark Steel Nomad Lite
- Shows 3.1x higher average frame rate in modern games at QHD resolution – 49 vs 16 FPS
- Includes 8 GB of dedicated GDDR6 memory
- 81% higher maximum theoretical performance (7.8 vs 4.3 TFLOPS)
- Achieves 2.2x more points in the GeekBench 6 Compute test (71K vs 32K)
- Has 2.3x more shading units (1792 vs 768)
Reasons to consider the Radeon 780M
- Manufactured using a more efficient 4 nm process technology
Gaming Performance
Frame rate comparison across popular AAA titles at different resolutionsGames
| Forza Horizon 5 | 113 60 50 31 |
52 26 22 11 |
| The Witcher 3 | 98 78 53 30 |
26 26 13 - |
| Counter-Strike 2 | 161 110 78 37 |
44 31 21 9 |
| Far Cry 6 | 87 75 57 28 |
39 29 21 10 |
| Hogwarts Legacy | 56 45 33 17 |
22 15 11 - |
| CoD: Modern Warfare III | 75 69 45 31 |
34 29 19 12 |
| Ghost of Tsushima | 60 49 35 19 |
21 15 10 - |
| Cyberpunk 2077 | 58 51 29 13 |
19 20 10 - |
| Shadow of the Tomb Raider | 103 90 61 31 |
36 31 20 9 |
| 1080p High | 90 | 33 |
| 1080p Ultra | 70 | 25 |
| 1440p Ultra | 49 | 16 |
| 4K Ultra | 26 | - |
| Margin of Error | Low | Low |
Benchmarks
Graphics cards’ performance in recent benchmarking apps3D Mark
Steel Nomad Lite Score
| Time Spy | 8006 | 2787 |
| Solar Bay | 29953 | 11525 |
| Port Royal | 3880 | 1579 |
| Fire Strike | 23177 | 7885 |
| Wild Life Extreme | 14422 | 5305 |
| Night Raid | 94761 | 33367 |
GeekBench 6 OpenCL
GB6 Compute Score
| Background Blur | 176.1 img/sec | 86.4 img/sec |
| Face Detection | 102.4 img/sec | 35.8 img/sec |
| Horizon Detection | 2.19 Gpixels/sec | 1.03 Gpixels/sec |
| Edge Detection | 3.1 Gpixels/sec | 1.36 Gpixels/sec |
| Gaussian Blur | 2.8 Gpixels/sec | 1.41 Gpixels/sec |
| Feature Matching | 0.78 Gpixels/sec | 0.41 Gpixels/sec |
| Stereo Matching | 313.2 Gpixels/sec | 132.4 Gpixels/sec |
| Particle Physics | 8768.9 FPS | 4470.7 FPS |
| API | OpenCL | OpenCL |
Cinebench 2024 GPU
Cinebench 2024 GPU
Passmark Graphics
G3D Mark Score
| G2D Mark | 722 | 885 |
| DirectX 11 | 136 FPS | 65 FPS |
| DirectX 12 | 51 FPS | 30 FPS |
| GPU Compute | 5566 Ops/s | 3577 Ops/s |
Blender
Blender GPU
Recent User Tests
Radeon RX 6600M
No benchmark results yet
Radeon 780M
| Date | Benchmark | Result |
|---|---|---|
| 📘 2026-08-17 -> Rennsport | Geekbench 6 OpenCL | 32197 |
| 📘 2026-02-26 (iFraan) | Geekbench 6 OpenCL | 28558 |
Artificial Intelligence Tests
Performance in machine learning and artificial intelligence tasksGeekBench 6 ML
GB6 ML Single Precision
GB6 ML Half Precision
GB6 ML Quantized
| Image Classification (SP) | 6355 | 3860 |
| Image Segmentation (HP) | 7183 | 5435 |
| Image Super Resolution (Q) | 16962 | 10580 |
| Face Detection (HP) | 20793 | 12855 |
| Pose Estimation (Q) | 65012 | 34716 |
| Text Classification (SP) | 2139 | 2578 |
| Machine Translation (HP) | 3411 | 3897 |
| Object Detection (SP) | 5102 | 3078 |
| Depth Estimation (Q) | 26194 | 14989 |
| Style Transfer (SP) | 139748 | 78608 |
| Framework | ONNX | ONNX |
| Backend | DirectML | DirectML |
Specifications
Technical specifications of Radeon RX 6600M and Radeon 780MGeneral
| Vendor | Amd | Amd |
| Build | Discrete | Integrated |
| Released | June 1, 2021 | January 4, 2023 |
| Case | Laptop | Laptop |
| Purpose | Gaming | Generic |
| Segment | Mid-range | Mid-range |
| Architecture | RDNA 2.0 | RDNA 3.0 |
| GPU Codename | Navi 23 | Phoenix |
| Rival Equivalent | - GeForce RTX 3060 Laptop | - Intel Arc iGPU (8-Cores) |
| Successor | - | - Radeon 8050S |
| Recommended CPU | - AMD Ryzen 5 5600H or above | - AMD Ryzen 7 7840U or above |
| Used in CPUs | - | - AMD Ryzen 7 H 255 - AMD Ryzen 7 8745HS - AMD Ryzen 7 250 - AMD Ryzen 7 260 - AMD Ryzen 9 270 - AMD Ryzen Z1 Extreme - AMD Ryzen 7 8700G - AMD Ryzen 9 8945HS - and 6 more |
Laptop GPU ranking (74th and 98th place)
Graphics Processing Unit
| Base Clock | 1489 MHz | 800 MHz |
| Boost Clock | 1520-2177 MHz (configurable) | 2700-2800 MHz (configurable) |
| Shading Units | 1792 | 768 |
| Texture Mapping Units (TMUs) | 112 | 48 |
| Render Output Units (ROPs) | 64 | 32 |
| Compute Units (Pipelines) | 28 | 12 |
| Ray-tracing Cores | 28 | 12 |
| L1 Cache | 128KB per cluster | 128KB per cluster |
| L2 Cache | 2MB shared | 2MB shared |
| Instructions Per Cycle | 2 IPC | 2 IPC |
Raw Performance
| Pixel Fill Rate | 97-139 GPixel/s | 86-90 GPixel/s |
| Texture Fill Rate | 170-244 GTexel/s | 130-134 GTexel/s |
FLOPS (FP32)
Physical
| Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| TGP | 50-100 W (configurable) | 15 W |
| Manufacturing | TSMC | TSMC |
| Fabrication Process | 7 nm | 4 nm |
| Die Size | 237 mm² | 178 mm² |
| Transistor Count | 11.06 billion | 25.4 billion |
| Transistor Density | 46.67 MTr/mm² | 142.7 MTr/mm² |
Memory
| Memory Type | GDDR6 | System Shared |
| Memory Size | 8 GB | - |
| Memory Clock | 1750 MHz | - |
| Effective Memory Speed | 14000 Mbps | - |
| Bus | 128-bit | - |
| ECC | No | - |
Memory Bandwidth
API
| DirectX | 12 | 12 |
| Vulkan | 1.2 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Ray Tracing | Yes | Yes |
| DLSS | No | No |
| DisplayPort | 1.4 | 2.1 |
Cast your vote
Total votes: 6
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