AMD Radeon HD 7450 OEM vs NVIDIA GeForce GT 220
Graphics Processor
| GPU model | Caicos | G94 |
|---|---|---|
| GPU variant | Caimour | — |
| Architecture | TeraScale 2 | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 65 nm |
| Number of transistors | 370 million | 505 million |
| Die size | 67 mm² | 240 mm² |
Graphics Card
| Release date | Jan 5th, 2012 | Jan 26th, 2010 |
|---|---|---|
| Generation | Southern Islands | GeForce 200 |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Predecessor | Northern Islands | GeForce 9 |
| Successor | Sea Islands | GeForce 400 |
| Reviews | — | 27 in our database |
Clocks
| GPU clock | 625 MHz | 600 MHz |
|---|---|---|
| Memory clock | 533 MHz 1066 Mbps effective | 700 MHz 1400 Mbps effective |
| Shader clock | — | 1500 MHz |
Memory Configuration
| Memory size | 512 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 64 bit | 128 bit |
| Bandwidth | 8.528 GB/s | 22.40 GB/s |
Render Configuration
| Shading units | 160 | 48 |
|---|---|---|
| TMUs | 8 | 24 |
| ROPs | 4 | 8 |
| Compute units | 2 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | 64 KB |
| SM count | — | 6 |
Performance
| Pixel rate | 2.500 GPixel/s | 4.800 GPixel/s |
|---|---|---|
| Texture rate | 5.000 GTexel/s | 14.40 GTexel/s |
| FP32 (float) performance | 200.0 GFLOPS | 144.0 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| Length | 168 mm 6.6 inches | 168 mm 6.6 inches |
| TDP | 18 W | 58 W |
| Suggested PSU | 200 W | 250 W |
| Outputs | 1x DVI1x HDMI | 1x DVI1x HDMI1x VGA |
| Power connectors | None | — |
| Board number | C264 | — |
API Support & Features
| DirectX | 11.2 (11_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | — | — |
| Shader model | 5.0 | 4.0 |
| CUDA | — | 1.1 |
