ATI Mobility Radeon HD 550v vs NVIDIA GeForce Go 7900 GTX
Graphics Processor
| GPU model | M96 | G71 |
|---|---|---|
| Architecture | TeraScale | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 90 nm |
| Number of transistors | 514 million | 278 million |
| Die size | 146 mm² | 196 mm² |
Mobile graphics
| Release date | May 5th, 2010 | Apr 18th, 2006 |
|---|---|---|
| Generation | M9x (Mobility HD 500v) | GeForce Go 7 (Go 7000) |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Reviews | 2 in our database | — |
| Predecessor | M8x | GeForce Go 6 |
| Successor | Manhattan | GeForce 8M |
Clocks
| GPU clock | 450 MHz | 500 MHz |
|---|---|---|
| Memory clock | 600 MHz 1200 Mbps effective | 600 MHz 1200 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 19.20 GB/s | 38.40 GB/s |
Render Configuration
| Shading units | 320 | — |
|---|---|---|
| TMUs | 32 | 24 |
| ROPs | 8 | 16 |
| Compute units | 4 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 128 KB | — |
| Pixel shaders | — | 24 |
| Vertex shaders | — | 8 |
Performance
| Pixel rate | 3.600 GPixel/s | 8.000 GPixel/s |
|---|---|---|
| Texture rate | 14.40 GTexel/s | 12.00 GTexel/s |
| FP32 (float) performance | 288.0 GFLOPS | — |
| Vertex rate | — | 1.000 GVertices/s |
Dimensions & Outputs
| TDP | 10 W | 45 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | MXM Module |
| Power connectors | — | None |
| Board number | — | P469 |
API Support & Features
| DirectX | 10.1 (10_1) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 |
| OpenCL | 1.1 | — |
| Vulkan | — | — |
| Shader model | 4.1 | 3.0 |
