NVIDIA GeForce GTX 780 Ti vs NVIDIA GeForce RTX 3090
Graphics Processor
| GPU model | GK110B | GA102 |
|---|---|---|
| GPU variant | GK110-425-B1 | GA102-300-A1 |
| Architecture | Kepler | Ampere |
| Foundry | TSMC | Samsung |
| Manufacturing process | 28 nm | 8 nm |
| Number of transistors | 7,080 million | 28,300 million |
| Die size | 561 mm² | 628 mm² |
Graphics Card
| Release date | Nov 7th, 2013 | Sep 1st, 2020 |
|---|---|---|
| Generation | GeForce 700 | GeForce 30 |
| Production | End-of-life | Active |
| Launch price | 699 USD | 1,499 USD |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Reviews | 94 in our database | 56 in our database |
| Predecessor | GeForce 600 | GeForce 20 |
| Successor | GeForce 900 | — |
| gpu.details.availability | — | Sep 24th, 2020 |
| Current price | — | Amazon / Newegg |
Clocks
| Base clock | 875 MHz | 1395 MHz |
|---|---|---|
| Boost clock | 928 MHz | 1695 MHz |
| Memory clock | 1753 MHz 7 Gbps effective | 1219 MHz 19.5 Gbps effective |
Memory Configuration
| Memory size | 3 GB | 24 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6X |
| Memory bus width | 384 bit | 384 bit |
| Bandwidth | 336.6 GB/s | 936.2 GB/s |
Render Configuration
| Shading units | 2880 | 10496 |
|---|---|---|
| TMUs | 240 | 328 |
| ROPs | 48 | 112 |
| SMX count | 15 | — |
| Cache L1 | 16 KB (per SMX) | 128 KB (per SM) |
| Cache L2 | 1536 KB | 6 MB |
| SM count | — | 82 |
| Tensor cores | — | 328 |
| RT cores | — | 82 |
Performance
| Pixel rate | 55.68 GPixel/s | 189.8 GPixel/s |
|---|---|---|
| Texture rate | 222.7 GTexel/s | 556.0 GTexel/s |
| FP32 (float) performance | 5.345 TFLOPS | 35.58 TFLOPS |
| FP64 (double) performance | 222.7 GFLOPS (1:24) | 556.0 GFLOPS (1:64) |
| FP16 (half) performance | — | 35.58 TFLOPS (1:1) |
Dimensions & Outputs
| Slot width | Dual-slot | Triple-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | 336 mm 13.2 inches |
| Width | 111 mm 4.4 inches | 140 mm 5.5 inches |
| Height | 38 mm 1.5 inches | 61 mm 2.4 inches |
| TDP | 250 W | 350 W |
| Suggested PSU | 600 W | 750 W |
| Outputs | 2x DVI1x HDMI1x DisplayPort | 1x HDMI3x DisplayPort |
| Power connectors | 1x 6-pin + 1x 8-pin | 1x 12-pin |
| Board number | P2083 SKU 30 | PG132 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 | 8.6 |
| Shader model | 5.1 | 6.6 |
