NVIDIA GeForce GTX 780 Ti vs NVIDIA GeForce RTX 2080 Max-Q
Graphics Processor
| GPU model | GK110B | TU104 |
|---|---|---|
| GPU variant | GK110-425-B1 | N18E-G3-A1 |
| Architecture | Kepler | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 12 nm |
| Number of transistors | 7,080 million | 13,600 million |
| Die size | 561 mm² | 545 mm² |
Graphics Card
| Release date | Nov 7th, 2013 | — |
|---|---|---|
| Generation | GeForce 700 | — |
| Production | End-of-life | — |
| Launch price | 699 USD | — |
| Interface | PCIe 3.0 x16 | — |
| Reviews | 94 in our database | — |
| Predecessor | GeForce 600 | — |
| Successor | GeForce 900 | — |
Clocks
| Base clock | 875 MHz | 735 MHz |
|---|---|---|
| Boost clock | 928 MHz | 1095 MHz |
| Memory clock | 1753 MHz 7 Gbps effective | 1500 MHz 12 Gbps effective |
Memory Configuration
| Memory size | 3 GB | 8 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6 |
| Memory bus width | 384 bit | 256 bit |
| Bandwidth | 336.6 GB/s | 384.0 GB/s |
Render Configuration
| Shading units | 2880 | 2944 |
|---|---|---|
| TMUs | 240 | 184 |
| ROPs | 48 | 64 |
| SMX count | 15 | — |
| Cache L1 | 16 KB (per SMX) | 64 KB (per SM) |
| Cache L2 | 1536 KB | 4 MB |
| SM count | — | 46 |
| Tensor cores | — | 368 |
| RT cores | — | 46 |
Performance
| Pixel rate | 55.68 GPixel/s | 70.08 GPixel/s |
|---|---|---|
| Texture rate | 222.7 GTexel/s | 201.5 GTexel/s |
| FP32 (float) performance | 5.345 TFLOPS | 6.447 TFLOPS |
| FP64 (double) performance | 222.7 GFLOPS (1:24) | 201.5 GFLOPS (1:32) |
| FP16 (half) performance | — | 12.89 TFLOPS (2:1) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | — |
| Width | 111 mm 4.4 inches | — |
| Height | 38 mm 1.5 inches | — |
| TDP | 250 W | 80 W |
| Suggested PSU | 600 W | — |
| Outputs | 2x DVI1x HDMI1x DisplayPort | No outputs |
| Power connectors | 1x 6-pin + 1x 8-pin | None |
| Board number | P2083 SKU 30 | E4914 SKU 10 |
API Support & Features
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.1 | 1.2 |
| CUDA | 3.5 | 7.5 |
| Shader model | 5.1 | 6.6 |
Other Features
Mobile graphics
| Release date | — | Jan 29th, 2019 |
|---|---|---|
| Generation | — | GeForce 20 Mobile |
| Production | — | Active |
| Interface | — | PCIe 3.0 x16 |
| Predecessor | — | GeForce 10 Mobile |
| Successor | — | GeForce 30 Mobile |
