ATI Mobility Radeon HD 3450 vs NVIDIA GeForce 8600M GT Mac Edition
Graphics Processor
| GPU model | M82 | G84 |
|---|---|---|
| Architecture | TeraScale | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 80 nm |
| Number of transistors | 181 million | 289 million |
| Die size | 67 mm² | 169 mm² |
| GPU variant | — | NB8P-GS |
Mobile graphics
| Release date | Jan 7th, 2008 | Oct 5th, 2007 |
|---|---|---|
| Generation | M8x (Mobility HD 3400) | GeForce 8M (8000M) |
| Production | End-of-life | End-of-life |
| Interface | MXM-II | MXM-II |
| Reviews | 2 in our database | — |
| Predecessor | M7x | GeForce Go 7 |
| Successor | M9x | GeForce 9M |
Clocks
| GPU clock | 500 MHz | 470 MHz |
|---|---|---|
| Memory clock | 400 MHz 800 Mbps effective | 635 MHz 1270 Mbps effective |
| Shader clock | — | 940 MHz |
Memory Configuration
| Memory size | 256 MB | 512 MB |
|---|---|---|
| Memory type | DDR2 | GDDR3 |
| Memory bus width | 64 bit | 128 bit |
| Bandwidth | 6.400 GB/s | 20.32 GB/s |
Render Configuration
| Shading units | 40 | 32 |
|---|---|---|
| TMUs | 4 | 16 |
| ROPs | 4 | 8 |
| Compute units | 2 | — |
| Cache L2 | 64 KB | 32 KB |
| SM count | — | 4 |
Performance
| Pixel rate | 2.000 GPixel/s | 3.760 GPixel/s |
|---|---|---|
| Texture rate | 2.000 GTexel/s | 7.520 GTexel/s |
| FP32 (float) performance | 40.00 GFLOPS | 60.16 GFLOPS |
Dimensions & Outputs
| Slot width | MXM Module | MXM Module |
|---|---|---|
| TDP | unknown | 20 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 10.1 | 11.1 (10_0) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 4.1 | 4.0 |
| CUDA | — | 1.1 |
