AMD Radeon Sky 900 vs NVIDIA GeForce RTX 2070 Max-Q Refresh
Graphics Processor
| GPU model | Tahiti | TU106B |
|---|---|---|
| GPU variant | Orthrus | — |
| Architecture | GCN 1.0 | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 12 nm |
| Number of transistors | 4,313 million | 10,800 million |
| Die size | 352 mm² | 445 mm² |
Graphics Card
| Release date | Mar 27th, 2013 | — |
|---|---|---|
| Generation | Radeon Sky | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
Clocks
| Base clock | 825 MHz | 900 MHz |
|---|---|---|
| Boost clock | 950 MHz | 1125 MHz |
| Memory clock | 1250 MHz 5 Gbps effective | 1375 MHz 11 Gbps effective |
Memory Configuration
| Memory size | 3 GB | 8 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6 |
| Memory bus width | 384 bit | 256 bit |
| Bandwidth | 240.0 GB/s | 352.0 GB/s |
Render Configuration
| Shading units | 1792 | 2304 |
|---|---|---|
| TMUs | 112 | 144 |
| ROPs | 32 | 64 |
| Compute units | 28 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 768 KB | 4 MB |
| SM count | — | 36 |
| Tensor cores | — | 288 |
| RT cores | — | 36 |
Performance
| Pixel rate | 30.40 GPixel/s | 72.00 GPixel/s |
|---|---|---|
| Texture rate | 106.4 GTexel/s | 162.0 GTexel/s |
| FP32 (float) performance | 3.405 TFLOPS | 5.184 TFLOPS |
| FP64 (double) performance | 851.2 GFLOPS (1:4) | 162.0 GFLOPS (1:32) |
| FP16 (half) performance | — | 10.37 TFLOPS (2:1) |
Dimensions & Outputs
| Slot width | Dual-slot | MXM Module |
|---|---|---|
| Length | 305 mm 12 inches | — |
| Width | 111 mm 4.4 inches | — |
| TDP | 300 W | 115 W |
| Suggested PSU | 700 W | — |
| Outputs | 1x DVI1x mini-DisplayPort | No outputs |
| Power connectors | 2x 8-pin | None |
| Board number | C476 | E4914 SKU 31 |
API Support & Features
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 5.1 | 6.6 |
| CUDA | — | 7.5 |
Other Features
Mobile graphics
| Release date | — | Mar 4th, 2020 |
|---|---|---|
| Generation | — | GeForce 20 Mobile |
| Production | — | Active |
| Interface | — | PCIe 3.0 x16 |
| Predecessor | — | GeForce 10 Mobile |
| Successor | — | GeForce 30 Mobile |
