AMD Radeon HD 7450A vs AMD Radeon HD 6450 OEM
What is the difference between AMD Radeon HD 7450A and AMD Radeon HD 6450 OEM. 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 5th, 2012 | Release Date | Feb 7th, 2011 |
| All-In-One (HD 7000) | Family | Northern Islands (HD 6400) |
| End-of-life | Production | End-of-life |
| MXM-A (3.0) | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 512 MB |
| GDDR3 | Memory Type | GDDR3 |
| 64 bit | Memory Bus | 64 bit |
| 12.80 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
| 800 MHz 1600 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
| MXM Module | Slot Width | Single-slot |
| 25 W | Thermal design power (TDP) | 18 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 1x VGA |
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 |