AMD Radeon RX Vega 56 Mobile vs NVIDIA GeForce GT 745M
Graphics Processor
| GPU model | Vega 10 | GK107 |
|---|---|---|
| GPU variant | Vega 10 XL (215-0894216) | N14P-LP |
| Architecture | GCN 5.0 | Kepler |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 28 nm |
| Number of transistors | 12,500 million | 1,270 million |
| Die size | 495 mm² | 118 mm² |
Mobile graphics
| Release date | Jun 1st, 2018 | Apr 1st, 2013 |
|---|---|---|
| Generation | Mobility Radeon (Vega) | GeForce 700M |
| Production | Active | End-of-life |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Reviews | 23 in our database | — |
| Predecessor | Crystal System | GeForce 600M |
| Successor | — | GeForce 800M |
Clocks
| Base clock | 1138 MHz | — |
|---|---|---|
| Boost clock | 1301 MHz | — |
| Memory clock | 800 MHz 1600 Mbps effective | 900 MHz 1800 Mbps effective |
| GPU clock | — | 837 MHz |
Memory Configuration
| Memory size | 8 GB | 2 GB |
|---|---|---|
| Memory type | HBM2 | DDR3 |
| Memory bus width | 2048 bit | 128 bit |
| Bandwidth | 409.6 GB/s | 28.80 GB/s |
Render Configuration
| Shading units | 3584 | 384 |
|---|---|---|
| TMUs | 224 | 32 |
| ROPs | 64 | 16 |
| Compute units | 56 | — |
| Cache L1 | 16 KB (per CU) | 16 KB (per SMX) |
| Cache L2 | 4 MB | 256 KB |
| SMX count | — | 2 |
Performance
| Pixel rate | 83.26 GPixel/s | 6.696 GPixel/s |
|---|---|---|
| Texture rate | 291.4 GTexel/s | 26.78 GTexel/s |
| FP16 (half) performance | 18.65 TFLOPS (2:1) | — |
| FP32 (float) performance | 9.326 TFLOPS | 642.8 GFLOPS |
| FP64 (double) performance | 582.8 GFLOPS (1:16) | 26.78 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | MXM Module | IGP |
|---|---|---|
| Length | 105 mm 4.1 inches | — |
| TDP | 120 W | 45 W |
| Outputs | 1x HDMI3x DisplayPort | No outputs |
| Power connectors | None | — |
API Support & Features
| DirectX | 12 (12_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader model | 6.4 | 5.1 |
| CUDA | — | 3.0 |
