AMD Radeon HD 7450A vs NVIDIA GeForce GT 520M
Graphics Processor
| GPU model | Caicos | GF108 |
|---|---|---|
| Architecture | TeraScale 2 | Fermi |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 40 nm |
| Number of transistors | 370 million | 585 million |
| Die size | 67 mm² | 116 mm² |
| GPU variant | — | N12P-GV2-A1 |
Mobile graphics
| Release date | Jan 5th, 2012 | Jan 5th, 2011 |
|---|---|---|
| Generation | All-In-One (HD 7000) | GeForce 500M |
| Production | End-of-life | End-of-life |
| Interface | MXM-A (3.0) | PCIe 2.0 x16 |
| Reviews | — | 2 in our database |
| Predecessor | — | GeForce 400M |
| Successor | — | GeForce 600M |
Clocks
| GPU clock | 625 MHz | 672 MHz |
|---|---|---|
| Memory clock | 800 MHz 1600 Mbps effective | 800 MHz 1600 Mbps effective |
| Shader clock | — | 1344 MHz |
Memory Configuration
| Memory size | 512 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 64 bit | 64 bit |
| Bandwidth | 12.80 GB/s | 12.80 GB/s |
Render Configuration
| Shading units | 160 | 48 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 2 | — |
| Cache L1 | 8 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 128 KB | 128 KB |
| SM count | — | 1 |
Performance
| Pixel rate | 2.500 GPixel/s | 1.344 GPixel/s |
|---|---|---|
| Texture rate | 5.000 GTexel/s | 5.376 GTexel/s |
| FP32 (float) performance | 200.0 GFLOPS | 129.0 GFLOPS |
| FP64 (double) performance | — | 10.75 GFLOPS (1:12) |
Dimensions & Outputs
| Slot width | MXM Module | — |
|---|---|---|
| TDP | 25 W | 12 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 11.2 (11_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | — | — |
| Shader model | 5.0 | 5.1 |
| CUDA | — | 2.1 |
