NVIDIA GeForce 320M Mac Edition vs NVIDIA GeForce 7950 GX2
Graphics Processor
| GPU model | C89 | G71 |
|---|---|---|
| GPU variant | MCP89 | G71-D-H-N-A2 |
| Architecture | Tesla 2.0 | Curie |
| Manufacturing process | 40 nm | 90 nm |
| Number of transistors | 486 million | 278 million |
| Die size | 100 mm² | 196 mm² |
| Foundry | — | TSMC |
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 | — |
Clocks
| GPU clock | 450 MHz | 500 MHz |
|---|---|---|
| Shader clock | 950 MHz | — |
| Memory clock | System Shared | 600 MHz 1200 Mbps effective |
Memory Configuration
| Memory size | System Shared | 512 MB |
|---|---|---|
| Memory type | System Shared | GDDR3 |
| Memory bus width | System Shared | 256 bit |
| Bandwidth | System Dependent | 38.40 GB/s |
Render Configuration
| Shading units | 48 | — |
|---|---|---|
| TMUs | 16 | 24 |
| ROPs | 8 | 16 |
| SM count | 4 | — |
| Pixel shaders | — | 24 |
| Vertex shaders | — | 8 |
Performance
| Pixel rate | 3.600 GPixel/s | 8.000 GPixel/s |
|---|---|---|
| Texture rate | 7.200 GTexel/s | 12.00 GTexel/s |
| FP32 (float) performance | 91.20 GFLOPS | — |
| Vertex rate | — | 1.000 GVertices/s |
Dimensions & Outputs
| Slot width | IGP | Dual-slot |
|---|---|---|
| TDP | 23 W | 110 W |
| Outputs | No outputs | 2x DVI1x S-Video |
| Length | — | 229 mm 9 inches |
| Suggested PSU | — | 300 W |
| Power connectors | — | 1x 6-pin |
| Board number | — | P502 |
| Width | — | 111 mm 4.4 inches |
API Support & Features
| DirectX | 11.1 (10_1) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 4.1 | 3.0 |
Other Features
Graphics Card
| Release date | — | Jun 5th, 2006 |
|---|---|---|
| Generation | — | GeForce 7 PCIe |
| Production | — | End-of-life |
| Launch price | — | 599 USD |
| Interface | — | PCIe 1.0 x16 |
| Reviews | — | 96 in our database |
| Predecessor | — | GeForce 6 PCIe |
| Successor | — | GeForce 8 |
