ATI Radeon HD 4650 AGP vs NVIDIA GeForce Go 7800 GTX
Graphics Processor
| GPU model | RV730 | G70 |
|---|---|---|
| GPU variant | RV730 PRO (215-0719056) | — |
| Architecture | TeraScale | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 110 nm |
| Number of transistors | 514 million | 302 million |
| Die size | 146 mm² | 333 mm² |
Graphics Card
| Release date | Sep 10th, 2008 | — |
|---|---|---|
| Generation | Radeon R700 | — |
| Production | End-of-life | — |
| Interface | AGP 8x | — |
| Reviews | 20 in our database | — |
| Predecessor | Radeon R600 | — |
| Successor | Evergreen | — |
Clocks
| GPU clock | 600 MHz | 440 MHz |
|---|---|---|
| Memory clock | 400 MHz 800 Mbps effective | 550 MHz 1100 Mbps effective |
Memory Configuration
| Memory size | 512 MB | 512 MB |
|---|---|---|
| Memory type | DDR2 | GDDR3 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 12.80 GB/s | 35.20 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 | 4.800 GPixel/s | 7.040 GPixel/s |
|---|---|---|
| Texture rate | 19.20 GTexel/s | 10.56 GTexel/s |
| FP32 (float) performance | 384.0 GFLOPS | — |
| Vertex rate | — | 880.0 MVertices/s |
Dimensions & Outputs
| Slot width | Single-slot | MXM Module |
|---|---|---|
| TDP | 48 W | 65 W |
| Suggested PSU | 200 W | — |
| Outputs | 1x DVI1x HDMI1x VGA | No outputs |
| Power connectors | — | None |
| Board number | — | P461 |
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 |
Other Features
Mobile graphics
| Release date | — | Sep 29th, 2005 |
|---|---|---|
| Generation | — | GeForce Go 7 (Go 7000) |
| Production | — | End-of-life |
| Interface | — | PCIe 1.0 x16 |
| Predecessor | — | GeForce Go 6 |
| Successor | — | GeForce 8M |
