AMD Radeon HD 8450 OEM vs AMD Radeon HD 7450A
What is the difference between AMD Radeon HD 8450 OEM and AMD Radeon HD 7450A. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Caicos | GPU Name | Caicos |
| 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 | All-In-One (HD 7000) |
| End-of-life | Production | End-of-life |
| PCIe 2.0 x16 | Bus Interface | MXM-A (3.0) |
Memory
| 1024 MB | Memory Size | 512 MB |
| DDR3 | Memory Type | GDDR3 |
| 64 bit | Memory Bus | 64 bit |
| 10.67 GB/s | Bandwidth | 12.80 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 | 800 MHz 1600 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 | MXM Module |
| 18 W | Thermal design power (TDP) | 25 W |
| 1x DVI 1x HDMI 1x VGA | Display Connectors | No outputs |
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 |