AMD Radeon HD 6450A vs AMD Radeon HD 8400 IGP
Graphics Processor
| GPU model | Caicos | Kalindi |
|---|---|---|
| Architecture | TeraScale 2 | GCN 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 28 nm |
| Number of transistors | 370 million | 1,178 million |
| Die size | 67 mm² | 110 mm² |
Mobile graphics
| Release date | Apr 7th, 2011 | — |
|---|---|---|
| Generation | All-In-One (HD 6000) | — |
| Production | End-of-life | — |
| Interface | MXM-A (3.0) | — |
Clocks
| GPU clock | 625 MHz | 600 MHz |
|---|---|---|
| Memory clock | 533 MHz 1066 Mbps effective | System Shared |
Memory Configuration
| Memory size | 512 MB | System Shared |
|---|---|---|
| Memory type | DDR3 | System Shared |
| Memory bus width | 64 bit | System Shared |
| Bandwidth | 8.528 GB/s | System Dependent |
Render Configuration
| Shading units | 160 | 128 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 2 | 2 |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | — |
Performance
| Pixel rate | 2.500 GPixel/s | 2.400 GPixel/s |
|---|---|---|
| Texture rate | 5.000 GTexel/s | 4.800 GTexel/s |
| FP32 (float) performance | 200.0 GFLOPS | 153.6 GFLOPS |
| FP64 (double) performance | — | 9.600 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | MXM Module | IGP |
|---|---|---|
| TDP | 25 W | 25 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 11.2 (11_0) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | — | 1.2 |
| Shader model | 5.0 | 6.3 |
Other Features
Integrated Graphics
| Release date | — | Nov 23rd, 2013 |
|---|---|---|
| Generation | — | Kabini (HD 8000) |
| Production | — | End-of-life |
| Interface | — | IGP |
| Predecessor | — | Richland |
| Successor | — | Mullins |
