NVIDIA GeForce RTX 3080 Ti vs NVIDIA TITAN RTX
Graphics Processor
| GPU model | GA102 | TU102 |
|---|---|---|
| GPU variant | GA102-300-A1 | TU102-400-A1 |
| Architecture | Ampere | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 7 nm | 12 nm |
| Number of transistors | 40,000 million | 18,600 million |
| Die size | 627 mm² | 754 mm² |
Graphics Card
| Release date | 2020 | Dec 18th, 2018 |
|---|---|---|
| Generation | GeForce 30 | GeForce 20 |
| Production | Unreleased | Active |
| Launch price | 1,399 USD | 2,499 USD |
| Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Predecessor | — | GeForce 10 |
| Reviews | — | 6 in our database |
| Successor | — | GeForce 30 |
Clocks
| Base clock | 1410 MHz | 1350 MHz |
|---|---|---|
| Boost clock | 1740 MHz | 1770 MHz |
| Memory clock | 2375 MHz 19000 MHz effective | 1750 MHz 14 Gbps effective |
Memory Configuration
| Memory size | 12 GB | 24 GB |
|---|---|---|
| Memory type | GDDR6X | GDDR6 |
| Memory bus width | 384 bit | 384 bit |
| Bandwidth | 912.0 GB/s | 672.0 GB/s |
Render Configuration
| Shading units | 5120 | 4608 |
|---|---|---|
| TMUs | 320 | 288 |
| ROPs | 96 | 96 |
| SM count | 80 | 72 |
| Tensor cores | 640 | 576 |
| RT cores | 160 | 72 |
| Cache L1 | 192 KB (per SM) | 64 KB (per SM) |
| Cache L2 | 6 MB | 6 MB |
Performance
| Pixel rate | 167.0 GPixel/s | 169.9 GPixel/s |
|---|---|---|
| Texture rate | 556.8 GTexel/s | 509.8 GTexel/s |
| FP16 (half) performance | 35.64 TFLOPS (2:1) | 32.62 TFLOPS (2:1) |
| FP32 (float) performance | 17.82 TFLOPS | 16.31 TFLOPS |
| FP64 (double) performance | 556.8 GFLOPS (1:32) | 509.8 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | 267 mm 10.5 inches |
| TDP | 320 W | 280 W |
| Suggested PSU | 700 W | 600 W |
| Outputs | 1x HDMI3x DisplayPort1x USB Type-C | 1x HDMI3x DisplayPort1x USB Type-C |
| Power connectors | 1x 12-pin | 2x 8-pin |
| Board number | PG132 SKU 20 | PG150 SKU 0 |
| Width | — | 116 mm 4.6 inches |
| Height | — | 35 mm 1.4 inches |
API Support & Features
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.2.140 | 1.2 |
| CUDA | 8.5 | 7.5 |
| Shader model | 6.5 | 6.6 |
