NVIDIA GeForce GTS 450 Rev. 2 vs ATI Radeon HD 4850
What is the difference between NVIDIA GeForce GTS 450 Rev. 2 and ATI Radeon HD 4850. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GF116 | GPU Name | RV770 |
| GF116-200-KA-A1 | Model number | RV770 PRO (215-0669065) |
| Fermi 2.0 | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 55 nm |
| 1,170 million | Transistors | 956 million |
| 238 mm² | Die Size | 256 mm² |
Graphics Card
| Mar 15th, 2011 | Release Date | Jun 25th, 2008 |
| GeForce 400 | Family | Radeon R700 (HD 4800) |
| End-of-life | Production | End-of-life |
| GeForce 200 | Predecessor | Radeon R600 |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 512 MB |
| GDDR5 | Memory Type | GDDR3 |
| 128 bit | Memory Bus | 256 bit |
| 57.73 GB/s | Bandwidth | 63.55 GB/s |
Performance
| 6.264 GPixel/s | Pixel fillrate | 10.00 GPixel/s |
| 25.06 GTexel/s | Texture fillrate | 25.00 GTexel/s |
| 601.3 GFLOPS | FP32 (float) performance | 1,000 GFLOPS |
| 50.11 GFLOPS (1:12) | FP64 (double) performance | 200.0 GFLOPS (1:5) |
Clock Speeds
| 902 MHz 3.6 Gbps effective | Memory Clock | 993 MHz 1986 Mbps effective |
| 783 MHz | GPU Clock | 625 MHz |
Render Config
| 192 | Shading Units | 800 |
| 32 | TMUs | 40 |
| 16 | ROPs | 16 |
| 64 KB (per SM) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 256 KB |
Board Design
| Dual-slot | Slot Width | Single-slot |
| 210 mm 8.3 inches | Length | 246 mm 9.7 inches |
| 106 W | Thermal design power (TDP) | 110 W |
| 300 W | Suggested PSU | 300 W |
| 2x DVI 1x mini-HDMI | Display Connectors | 2x DVI 1x S-Video |
| 1x 6-pin | Power Connectors | 1x 6-pin |
| P1060, P1062 | Board Number | B501-31 |
API support
| 12 (11_0) | DirectX | 10.1 (10_1) |
| 4.6 | OpenGL | 3.3 |
| 1.1 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 5.1 | Shader Model | 4.1 |