NVIDIA GeForce3 vs NVIDIA Riva 128ZX
Graphics Processor
| GPU model | NV20 | NV3 |
|---|---|---|
| GPU variant | NV20 A5 | RIVA 128ZX |
| Architecture | Kelvin | — |
| Foundry | TSMC | ST |
| Manufacturing process | 150 nm | 350 nm |
| Number of transistors | 57 million | 4 million |
| Die size | 128 mm² | 90 mm² |
Graphics Card
| Release date | Feb 27th, 2001 | Feb 23rd, 1998 |
|---|---|---|
| Generation | GeForce 3 | Riva |
| Production | End-of-life | End-of-life |
| Launch price | 499 USD | — |
| Interface | AGP 4x | AGP 2x |
| Predecessor | GeForce 2 | NV1 |
| Successor | GeForce 4 MX | TNT2 |
Clocks
| GPU clock | 200 MHz | 100 MHz |
|---|---|---|
| Memory clock | 230 MHz 460 Mbps effective | 100 MHz |
Memory Configuration
| Memory size | 64 MB | 8 MB |
|---|---|---|
| Memory type | DDR | SDR |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 7.360 GB/s | 1.600 GB/s |
Render Configuration
| Pixel shaders | 4 | 1 |
|---|---|---|
| Vertex shaders | 1 | 0 |
| TMUs | 8 | 1 |
| ROPs | 4 | 1 |
Performance
| Pixel rate | 800.0 MPixel/s | 100.0 MPixel/s |
|---|---|---|
| Vertex rate | 50.00 MVertices/s | — |
| Texture rate | 1.600 GTexel/s | 100.0 MTexel/s |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| Length | 165 mm 6.5 inches | — |
| TDP | unknown | unknown |
| Suggested PSU | 200 W | 200 W |
| Outputs | 1x VGA1x DB13W3 | 1x VGA |
| Power connectors | None | None |
API Support & Features
| DirectX | 8.1 | 5.0 |
|---|---|---|
| OpenGL | 1.5 | 1.0 |
| OpenCL | — | — |
| Vulkan | — | — |
| Pixel shader | 1.1 | — |
| Vertex shader | 1.1 | — |
