AMD Radeon R9 270 1024SP vs AMD FirePro V7900
What is the difference between AMD Radeon R9 270 1024SP and AMD FirePro V7900. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Pitcairn | GPU Name | Cayman |
| Pitcairn PRO (215-0828062) | Model number | Cayman PRO GL |
| GCN 1.0 | Architecture | TeraScale 3 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 40 nm |
| 2,800 million | Transistors | 2,640 million |
| 212 mm² | Die Size | 389 mm² |
Graphics Card
| Mar 13th, 2015 | Release Date | May 24th, 2011 |
| Volcanic Islands (R9 200) | Family | FirePro (Vx900) |
| Active | Production | End-of-life |
| PCIe 3.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 153.6 GB/s | Bandwidth | 160.0 GB/s |
Performance
| 29.60 GPixel/s | Pixel fillrate | 23.20 GPixel/s |
| 59.20 GTexel/s | Texture fillrate | 58.00 GTexel/s |
| 1.894 TFLOPS | FP32 (float) performance | 1.856 TFLOPS |
| 118.4 GFLOPS (1:16) | FP64 (double) performance | 464.0 GFLOPS (1:4) |
Clock Speeds
| 1200 MHz 4.8 Gbps effective | Memory Clock | 1250 MHz 5 Gbps effective |
Render Config
| 1024 | Shading Units | 1280 |
| 64 | TMUs | 80 |
| 32 | ROPs | 32 |
| 16 | Compute Units | 20 |
| 16 KB (per CU) | L1 Cache | 8 KB (per CU) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | Single-slot |
| 150 W | Thermal design power (TDP) | 150 W |
| 450 W | Suggested PSU | 450 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | 4x DisplayPort |
| 1x 6-pin | Power Connectors | 1x 6-pin |
| C403 | Board Number | C326 |
API support
| 12 (11_1) | DirectX | 11.2 (11_0) |
| 4.6 | OpenGL | 4.4 |
| 1.2 | OpenCL | 1.2 |
| 1.2 | Vulkan | N/A |
| 5.1 | Shader Model | 5.0 |