ATI Mobility Radeon HD 4670 vs NVIDIA GeForce GT 620 OEM
Graphics Processor
| GPU model | M96 | GF119 |
|---|---|---|
| GPU variant | M96 XT (216-0729051) | — |
| Architecture | TeraScale | Fermi 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 40 nm |
| Number of transistors | 514 million | 292 million |
| Die size | 146 mm² | 79 mm² |
Mobile graphics
| Release date | Jan 9th, 2009 | — |
|---|---|---|
| Generation | M9x (Mobility HD 4600) | — |
| Production | End-of-life | — |
| Interface | MXM-A (3.0) | — |
| Reviews | 2 in our database | — |
| Predecessor | M8x | — |
| Successor | Manhattan | — |
Clocks
| GPU clock | 675 MHz | 810 MHz |
|---|---|---|
| Memory clock | 800 MHz 1600 Mbps effective | 898 MHz 1796 Mbps effective |
| Shader clock | — | 1620 MHz |
Memory Configuration
| Memory size | 512 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 128 bit | 64 bit |
| Bandwidth | 25.60 GB/s | 14.37 GB/s |
Render Configuration
| Shading units | 320 | 48 |
|---|---|---|
| TMUs | 32 | 8 |
| ROPs | 8 | 4 |
| Compute units | 4 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 128 KB | 128 KB |
| SM count | — | 1 |
Performance
| Pixel rate | 5.400 GPixel/s | 1.620 GPixel/s |
|---|---|---|
| Texture rate | 21.60 GTexel/s | 6.480 GTexel/s |
| FP32 (float) performance | 432.0 GFLOPS | 155.5 GFLOPS |
| FP64 (double) performance | — | 12.96 GFLOPS (1:12) |
Dimensions & Outputs
| Slot width | MXM Module | Single-slot |
|---|---|---|
| TDP | 35 W | 30 W |
| Outputs | No outputs | 1x DVI1x HDMI1x VGA |
| Board number | B79531 | P1310 |
| Length | — | 145 mm 5.7 inches |
| Suggested PSU | — | 200 W |
| Power connectors | — | None |
API Support & Features
| DirectX | 10.1 (10_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| Shader model | 4.1 | 5.1 |
| CUDA | — | 2.1 |
Other Features
Graphics Card
| Release date | — | Apr 2nd, 2012 |
|---|---|---|
| Generation | — | GeForce 600 |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Predecessor | — | GeForce 500 |
| Successor | — | GeForce 700 |
