AMD Radeon HD 8450 OEM vs AMD Radeon HD 7450 OEM
What is the difference between AMD Radeon HD 8450 OEM and AMD Radeon HD 7450 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Caicos | GPU Name | Caicos |
| Caicos PRO-L | Model number | Caimour |
| TeraScale 2 | Architecture | TeraScale 2 |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 40 nm |
| 370 million | Transistors | 370 million |
| 67 mm² | Die Size | 67 mm² |
Graphics Card
| Jan 8th, 2013 | Release Date | Jan 5th, 2012 |
| Sea Islands (HD 8400) | Family | Southern Islands (HD 7400) |
| End-of-life | Production | End-of-life |
| Southern Islands | Predecessor | Northern Islands |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 512 MB |
| DDR3 | Memory Type | GDDR3 |
| 64 bit | Memory Bus | 64 bit |
| 10.67 GB/s | Bandwidth | 8.528 GB/s |
Performance
| 2.500 GPixel/s | Pixel fillrate | 2.500 GPixel/s |
| 5.000 GTexel/s | Texture fillrate | 5.000 GTexel/s |
| 200.0 GFLOPS | FP32 (float) performance | 200.0 GFLOPS |
Clock Speeds
| 667 MHz 1334 Mbps effective | Memory Clock | 533 MHz 1066 Mbps effective |
| 625 MHz | GPU Clock | 625 MHz |
Render Config
| 160 | Shading Units | 160 |
| 8 | TMUs | 8 |
| 4 | ROPs | 4 |
| 2 | Compute Units | 2 |
| 8 KB (per CU) | L1 Cache | 8 KB (per CU) |
| 128 KB | L2 Cache | 128 KB |
Board Design
| Single-slot | Slot Width | Single-slot |
| 168 mm 6.6 inches | Length | 168 mm 6.6 inches |
| 18 W | Thermal design power (TDP) | 18 W |
| 200 W | Suggested PSU | 200 W |
| 1x DVI 1x HDMI 1x VGA | Display Connectors | 1x DVI 1x HDMI |
| None | Power Connectors | None |
API support
| 11.2 (11_0) | DirectX | 11.2 (11_0) |
| 4.4 | OpenGL | 4.4 |
| 1.2 | OpenCL | 1.2 |
| N/A | Vulkan | N/A |
| 5.0 | Shader Model | 5.0 |