AMD Radeon HD 6430M vs NVIDIA GeForce 320M Mac Edition
Graphics Processor
| GPU model | Seymour | C89 |
|---|---|---|
| GPU variant | Seymour LP | MCP89 |
| Architecture | TeraScale 2 | Tesla 2.0 |
| Foundry | TSMC | — |
| Manufacturing process | 40 nm | 40 nm |
| Number of transistors | 370 million | 486 million |
| Die size | 67 mm² | 100 mm² |
Mobile graphics
| Release date | Jan 4th, 2011 | — |
|---|---|---|
| Generation | Vancouver (HD 6400M) | — |
| Production | End-of-life | — |
| Interface | PCIe 2.0 x16 | — |
| Predecessor | Manhattan | — |
| Successor | London | — |
Clocks
| GPU clock | 480 MHz | 450 MHz |
|---|---|---|
| Memory clock | 800 MHz 1600 Mbps effective | System Shared |
| Shader clock | — | 950 MHz |
Memory Configuration
| Memory size | 1024 MB | System Shared |
|---|---|---|
| Memory type | DDR3 | System Shared |
| Memory bus width | 64 bit | System Shared |
| Bandwidth | 12.80 GB/s | System Dependent |
Render Configuration
| Shading units | 160 | 48 |
|---|---|---|
| TMUs | 8 | 16 |
| ROPs | 4 | 8 |
| Compute units | 2 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | — |
| SM count | — | 4 |
Performance
| Pixel rate | 1.920 GPixel/s | 3.600 GPixel/s |
|---|---|---|
| Texture rate | 3.840 GTexel/s | 7.200 GTexel/s |
| FP32 (float) performance | 153.6 GFLOPS | 91.20 GFLOPS |
Dimensions & Outputs
| TDP | unknown | 23 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | IGP |
API Support & Features
| DirectX | 11.2 (11_0) | 11.1 (10_1) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader model | 5.0 | 4.1 |
Other Features
Integrated Graphics
| Release date | — | Apr 1st, 2010 |
|---|---|---|
| Generation | — | GeForce 300M |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 2 in our database |
| Predecessor | — | GeForce 200M |
| Successor | — | GeForce 400M |
