NVIDIA GeForce RTX 2080 vs NVIDIA GeForce RTX 3080 Mobile
What is the difference between NVIDIA GeForce RTX 2080 and NVIDIA GeForce RTX 3080 Mobile. Find out which graphics card has better performance.
Graphics Processor (GPU)
| TU104 | GPU Name | GA104 |
| TU104-400A-A1 | Model number | GA104-775-A1 |
| Turing | Architecture | Ampere |
| TSMC | Foundry | Samsung |
| 12 nm | Process Size | 8 nm |
| 13,600 million | Transistors | 17,400 million |
| 545 mm² | Die Size | 392 mm² |
Graphics Card
| Sep 20th, 2018 | Release Date | Jan 12th, 2021 |
| GeForce 20 | Family | GeForce 30 Mobile |
| Active | Production | Active |
| GeForce 10 | Predecessor | GeForce 20 Mobile |
| PCIe 3.0 x16 | Bus Interface | PCIe 4.0 x16 |
Memory
| 8 GB | Memory Size | 8 GB |
| GDDR6 | Memory Type | GDDR6 |
| 256 bit | Memory Bus | 256 bit |
| 448.0 GB/s | Bandwidth | 448.0 GB/s |
Performance
| 109.4 GPixel/s | Pixel fillrate | 148.3 GPixel/s |
| 314.6 GTexel/s | Texture fillrate | 296.6 GTexel/s |
| 20.14 TFLOPS (2:1) | FP16 (half) performance | 18.98 TFLOPS (1:1) |
| 10.07 TFLOPS | FP32 (float) performance | 18.98 TFLOPS |
| 314.6 GFLOPS (1:32) | FP64 (double) performance | 296.6 GFLOPS (1:64) |
Clock Speeds
| 1515 MHz | Base Clock | 1110 MHz |
| 1710 MHz | Boost Clock | 1545 MHz |
| 1750 MHz 14 Gbps effective | Memory Clock | 1750 MHz 14 Gbps effective |
Render Config
| 2944 | Shading Units | 6144 |
| 184 | TMUs | 192 |
| 64 | ROPs | 96 |
| 46 | RT Cores | 48 |
| 64 KB (per SM) | L1 Cache | 128 KB (per SM) |
| 4 MB | L2 Cache | 4 MB |
| 46 | SM Count | 48 |
| 368 | Tensor Cores | 192 |
Board Design
| 215 W | Thermal design power (TDP) | 115 W |
| 1x HDMI 3x DisplayPort 1x USB Type-C | Display Connectors | No outputs |
| 1x 6-pin + 1x 8-pin | Power Connectors | None |
API support
| 12 Ultimate (12_2) | DirectX | 12 Ultimate (12_2) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.2 |
| 6.6 | Shader Model | 6.6 |
| 7.5 | CUDA | 8.6 |