NVIDIA GeForce RTX 2070 Mobile Refresh vs NVIDIA RTX A4 Mobile
Graphics Processor
| GPU model | TU106B | GA107 |
|---|---|---|
| Architecture | Turing | Ampere |
| Foundry | TSMC | Samsung |
| Manufacturing process | 12 nm | 8 nm |
| Number of transistors | 10,800 million | unknown |
| Die size | 445 mm² | unknown |
Mobile graphics
| Release date | Mar 4th, 2020 | 2021 |
|---|---|---|
| Generation | GeForce 20 Mobile | Quadro Mobile (Ax000) |
| Production | Active | Active |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Predecessor | GeForce 10 Mobile | — |
| Successor | GeForce 30 Mobile | — |
| gpu.details.availability | — | 2021 |
Clocks
| Base clock | 1260 MHz | 1237 MHz |
|---|---|---|
| Boost clock | 1455 MHz | 1500 MHz |
| Memory clock | 1375 MHz 11 Gbps effective | 1750 MHz 14 Gbps effective |
Memory Configuration
| Memory size | 8 GB | 4 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR6 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 352.0 GB/s | 224.0 GB/s |
Render Configuration
| Shading units | 2304 | 2048 |
|---|---|---|
| TMUs | 144 | 64 |
| ROPs | 64 | 40 |
| SM count | 36 | 16 |
| Tensor cores | 288 | 64 |
| RT cores | 36 | 16 |
| Cache L1 | 64 KB (per SM) | 128 KB (per SM) |
| Cache L2 | 4 MB | 2 MB |
Performance
| Pixel rate | 93.12 GPixel/s | 60.00 GPixel/s |
|---|---|---|
| Texture rate | 209.5 GTexel/s | 96.00 GTexel/s |
| FP16 (half) performance | 13.41 TFLOPS (2:1) | 6.144 TFLOPS (1:1) |
| FP32 (float) performance | 6.705 TFLOPS | 6.144 TFLOPS |
| FP64 (double) performance | 209.5 GFLOPS (1:32) | 96.00 GFLOPS (1:64) |
Dimensions & Outputs
| Slot width | MXM Module | IGP |
|---|---|---|
| TDP | 115 W | unknown |
| Outputs | No outputs | No outputs |
| Power connectors | None | None |
API Support & Features
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| CUDA | 7.5 | 8.6 |
| Shader model | 6.6 | 6.6 |
