NVIDIA TITAN RTX vs NVIDIA TITAN Xp
Graphics Processor
| GPU model | TU102 | GP102 |
|---|---|---|
| GPU variant | TU102-400-A1 | GP102-450-A1 |
| Architecture | Turing | Pascal |
| Foundry | TSMC | TSMC |
| Manufacturing process | 12 nm | 16 nm |
| Number of transistors | 18,600 million | 11,800 million |
| Die size | 754 mm² | 471 mm² |
Graphics Card
| Release date | Dec 18th, 2018 | Apr 6th, 2017 |
|---|---|---|
| Generation | GeForce 20 | GeForce 10 |
| Predecessor | GeForce 10 | GeForce 900 |
| Production | Active | Active |
| Launch price | 2,499 USD | 1,199 USD |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Reviews | 6 in our database | 9 in our database |
| Successor | GeForce 30 | GeForce 20 |
Clocks
| Base clock | 1350 MHz | 1405 MHz |
|---|---|---|
| Boost clock | 1770 MHz | 1582 MHz |
| Memory clock | 1750 MHz 14 Gbps effective | 1426 MHz 11408 MHz effective |
Memory Configuration
| Memory size | 24 GB | 12 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR5X |
| Memory bus width | 384 bit | 384 bit |
| Bandwidth | 672.0 GB/s | 547.6 GB/s |
Render Configuration
| Shading units | 4608 | 3840 |
|---|---|---|
| TMUs | 288 | 240 |
| ROPs | 96 | 96 |
| SM count | 72 | 30 |
| Tensor cores | 576 | — |
| RT cores | 72 | — |
| Cache L1 | 64 KB (per SM) | 48 KB (per SM) |
| Cache L2 | 6 MB | 3 MB |
Performance
| Pixel rate | 169.9 GPixel/s | 151.9 GPixel/s |
|---|---|---|
| Texture rate | 509.8 GTexel/s | 379.7 GTexel/s |
| FP16 (half) performance | 32.62 TFLOPS (2:1) | 189.8 GFLOPS (1:64) |
| FP32 (float) performance | 16.31 TFLOPS | 12.15 TFLOPS |
| FP64 (double) performance | 509.8 GFLOPS (1:32) | 379.7 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | 267 mm 10.5 inches |
| Width | 116 mm 4.6 inches | 112 mm 4.4 inches |
| Height | 35 mm 1.4 inches | 40 mm 1.6 inches |
| TDP | 280 W | 250 W |
| Suggested PSU | 600 W | 600 W |
| Outputs | 1x HDMI3x DisplayPort1x USB Type-C | 1x HDMI3x DisplayPort |
| Power connectors | 2x 8-pin | 1x 6-pin + 1x 8-pin |
| Board number | PG150 SKU 0 | PG611 SKU 30 |
API Support & Features
| DirectX | 12 Ultimate (12_2) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 1.2 |
| Vulkan | 1.2 | 1.2.131 |
| CUDA | 7.5 | 6.1 |
| Shader model | 6.6 | 6.4 |
