ATI Xbox 360 GPU 80nm vs NVIDIA Tesla S870
Graphics Processor
| GPU model | Xenos Falcon | G80 |
|---|---|---|
| GPU variant | Crayola 6 | — |
| Architecture | TeraScale | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 80 nm | 90 nm |
| Number of transistors | 232 million | 681 million |
| Die size | 181 mm² | 484 mm² |
Graphics Card
| Release date | Oct 27th, 2007 | May 2nd, 2007 |
|---|---|---|
| Generation | Console GPU | Tesla |
| Production | End-of-life | End-of-life |
| Interface | IGP | PCIe 1.0 x16 |
| Launch price | 479 USD | 11,999 USD |
Clocks
| GPU clock | 500 MHz | 600 MHz |
|---|---|---|
| Memory clock | 700 MHz 1400 Mbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1350 MHz |
Memory Configuration
| Memory size | 512 MB | 1536 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 128 bit | 384 bit |
| Bandwidth | 22.40 GB/s | 76.80 GB/s |
Render Configuration
| Shading units | 240 | 128 |
|---|---|---|
| TMUs | 16 | 32 |
| ROPs | 8 | 24 |
| Compute units | 3 | — |
| SM count | — | 16 |
| Cache L2 | — | 96 KB |
Performance
| Pixel rate | 4.000 GPixel/s | 14.40 GPixel/s |
|---|---|---|
| Texture rate | 8.000 GTexel/s | 38.40 GTexel/s |
| FP32 (float) performance | 240.0 GFLOPS | 345.6 GFLOPS |
Dimensions & Outputs
| Slot width | IGP | Dual-slot |
|---|---|---|
| Length | 310 mm 12.2 inches | — |
| Width | 269 mm 10.6 inches | — |
| Height | 79 mm 3.1 inches | — |
| Weight | 3.5 kg (7.7 lbs) | — |
| TDP | 175 W | 800 W |
| Suggested PSU | 450 W | 1200 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | — | 3.3 |
| OpenCL | — | 1.1 (1.0) |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
| CUDA | — | 1.0 |
