AMD Radeon R9 M290X Mac Edition vs NVIDIA Tesla C870
Graphics Processor
| GPU model | Pitcairn | G80 |
|---|---|---|
| GPU variant | Pitcairn PRO (215-0828062) | — |
| Architecture | GCN 1.0 | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 90 nm |
| Number of transistors | 2,800 million | 681 million |
| Die size | 212 mm² | 484 mm² |
Mobile graphics
| Release date | Nov 23rd, 2014 | — |
|---|---|---|
| Generation | Crystal System (R9 M200) | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
Clocks
| Base clock | 850 MHz | — |
|---|---|---|
| Boost clock | 975 MHz | — |
| Memory clock | 1365 MHz 5.5 Gbps effective | 800 MHz 1600 Mbps effective |
| GPU clock | — | 600 MHz |
| Shader clock | — | 1350 MHz |
Memory Configuration
| Memory size | 2 GB | 1536 MB |
|---|---|---|
| Memory type | GDDR5 | GDDR3 |
| Memory bus width | 256 bit | 384 bit |
| Bandwidth | 174.7 GB/s | 76.80 GB/s |
Render Configuration
| Shading units | 1024 | 128 |
|---|---|---|
| TMUs | 64 | 32 |
| ROPs | 32 | 24 |
| Compute units | 16 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 512 KB | 96 KB |
| SM count | — | 16 |
Performance
| Pixel rate | 31.20 GPixel/s | 14.40 GPixel/s |
|---|---|---|
| Texture rate | 62.40 GTexel/s | 38.40 GTexel/s |
| FP32 (float) performance | 1.997 TFLOPS | 345.6 GFLOPS |
| FP64 (double) performance | 124.8 GFLOPS (1:16) | — |
Dimensions & Outputs
| Slot width | MXM Module | Dual-slot |
|---|---|---|
| TDP | 80 W | 171 W |
| Outputs | No outputs | No outputs |
| Power connectors | None | 2x 6-pin |
| Board number | C608 | P357 |
| Suggested PSU | — | 450 W |
API Support & Features
| DirectX | 12 (11_1) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.2 | 1.1 (1.0) |
| Vulkan | 1.2 | — |
| Shader model | 5.1 | 4.0 |
| CUDA | — | 1.0 |
Other Features
Graphics Card
| Release date | — | May 2nd, 2007 |
|---|---|---|
| Generation | — | Tesla |
| Production | — | End-of-life |
| Launch price | — | 1,499 USD |
| Interface | — | PCIe 1.0 x16 |
