ATI Radeon X800 CrossFire Edition vs NVIDIA Quadro NVS 55 PCI
Graphics Processor
| GPU model | R423 | NV34B |
|---|---|---|
| Architecture | R400 | Rankine |
| Foundry | TSMC | TSMC |
| Manufacturing process | 130 nm | 150 nm |
| Number of transistors | 160 million | 45 million |
| Die size | 289 mm² | 91 mm² |
Graphics Card
| Release date | Oct 28th, 2005 | May 31st, 2005 |
|---|---|---|
| Generation | Radeon R400 PCIe | Quadro NVS |
| Production | End-of-life | End-of-life |
| Interface | PCIe 1.0 x16 | PCI |
| Reviews | 226 in our database | 26 in our database |
| Predecessor | Radeon R300 | — |
| Successor | Radeon R500 PCIe | — |
Clocks
| GPU clock | 500 MHz | 250 MHz |
|---|---|---|
| Memory clock | 500 MHz 1000 Mbps effective | 200 MHz 400 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 64 MB |
|---|---|---|
| Memory type | GDDR3 | DDR |
| Memory bus width | 256 bit | 64 bit |
| Bandwidth | 32.00 GB/s | 3.200 GB/s |
Render Configuration
| Pixel shaders | 16 | 4 |
|---|---|---|
| Vertex shaders | 6 | 2 |
| TMUs | 16 | 4 |
| ROPs | 16 | 4 |
Performance
| Pixel rate | 8.000 GPixel/s | 1.000 GPixel/s |
|---|---|---|
| Vertex rate | 750.0 MVertices/s | 125.0 MVertices/s |
| Texture rate | 8.000 GTexel/s | 1.000 GTexel/s |
Dimensions & Outputs
| Slot width | Dual-slot | Single-slot |
|---|---|---|
| TDP | unknown | 10 W |
| Suggested PSU | 200 W | 200 W |
| Outputs | 2x DVI | 1x DVI1x S-Video |
| Power connectors | None | None |
| Length | — | 168 mm 6.6 inches |
API Support & Features
| DirectX | 9.0b (9_2) | 9.0a |
|---|---|---|
| OpenGL | 2.1 | 1.5 |
| OpenCL | — | — |
| Vulkan | — | — |
| Pixel shader | 2.0b | 2.0a |
| Vertex shader | 2.0b | 2.0a |
