Product Compare
AMD Radeon 660M vs AMD Radeon RX 7700
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2022 | Sep 2025 |
| Generation | Rembrandt | Navi III |
| Type | Integrated | Desktop |
| Bus Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 1500 MHz | 1900 MHz |
| Boost Clock | 1900 MHz | 2600 MHz |
| Memory Clock | System Shared | 2430 MHz |
| Memory | ||
| Memory Size | System Shared | 16GB |
| Memory Type | System Shared | GDDR6 |
| Memory Bus | System Shared | 256bit |
| Bandwidth | System Dependent | 622.1GB/s |
| Render Config | ||
| Compute Units | 6 | 40 |
| Shading Units | 384 | 2560 |
| TMUs | 24 | 160 |
| ROPs | 16 | 96 |
| RT Cores | 6 | 40 |
| L1 Cache | 128 KB per Array | 128 KB per Array |
| L2 Cache | 2 MB | 2 MB |
| L3 Cache | 64 MB | |
| Theoretical Performance | ||
| Pixel Rate | 30.40 GPixel/s | 249.6 GPixel/s |
| Texture Rate | 45.60 GTexel/s | 416.0 GTexel/s |
| FP16 (half) | 2.918 TFLOPS | 53.25 TFLOPS |
| FP32 (float) | 1459 GFLOPS | 26.62 TFLOPS |
| FP64 (double) | 91.20 GFLOPS | 832.0 GFLOPS |
| Graphics Processor | ||
| GPU Name | Rembrandt | Navi 32 |
| Architecture | RDNA 2.0 | RDNA 3.0 |
| Foundry | TSMC | TSMC |
| Process Size | 6 nm | 5 nm |
| Transistors | 13.1 billion | 28.1 billion |
| Die Size | 210 mm² | 346 mm² |
| GPU Variant | Navi 32 | |
| Board Design | ||
| TDP | 15W | 200W |
| Outputs | No outputs | 1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C |
| Power Connectors | None | 1x 8-pin |
| Suggested PSU | 550 W | |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.2 |
| Vulkan | 1.2 | 1.3 |
| Shader Model | 6.5 | 6.8 |