AMD Radeon HD 7950 Monica BIOS 1 vs AMD Radeon R9 270X
What is the difference between AMD Radeon HD 7950 Monica BIOS 1 and AMD Radeon R9 270X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Tahiti | GPU Name | Curacao |
| Tahiti PRO (215-0821056) | Model number | Curacao XT (215-0848004) |
| GCN 1.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 4,313 million | Transistors | 2,800 million |
| 352 mm² | Die Size | 212 mm² |
Graphics Card
| Jan 31st, 2012 | Release Date | Oct 8th, 2013 |
| Southern Islands (HD 7900) | Family | Volcanic Islands (R9 200) |
| End-of-life | Production | End-of-life |
| Northern Islands | Predecessor | Sea Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 3 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 384 bit | Memory Bus | 256 bit |
| 240.0 GB/s | Bandwidth | 179.2 GB/s |
Performance
| 29.60 GPixel/s | Pixel fillrate | 33.60 GPixel/s |
| 88.80 GTexel/s | Texture fillrate | 84.00 GTexel/s |
| 2.842 TFLOPS | FP32 (float) performance | 2.688 TFLOPS |
| 710.4 GFLOPS (1:4) | FP64 (double) performance | 168.0 GFLOPS (1:16) |
Clock Speeds
| 1250 MHz 5 Gbps effective | Memory Clock | 1400 MHz 5.6 Gbps effective |
Render Config
| 1536 | Shading Units | 1280 |
| 96 | TMUs | 80 |
| 32 | ROPs | 32 |
| 24 | Compute Units | 20 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 768 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 267 mm 10.5 inches | Length | 241 mm 9.5 inches |
| 185 W | Thermal design power (TDP) | 180 W |
| 450 W | Suggested PSU | 450 W |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 1x 6-pin + 1x 8-pin | Power Connectors | 2x 6-pin |
| C386 | Board Number | C631, C632 |
API support
| 12 (11_1) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 1.2 |
| 1.2 | Vulkan | 1.2 |
| 5.1 | Shader Model | 5.1 |