NVIDIA GeForce RTX 2080 vs NVIDIA GeForce RTX 3090 Ti
Processeur graphique
| Nom du GPU | TU104 | GA102 |
|---|---|---|
| GPU variant | TU104-400A-A1 | GA102-350-A1 |
| Architecture | Turing | Ampere |
| Fonderie | TSMC | Samsung |
| Taille du processus | 12 nm | 8 nm |
| Transistors | 13,600 million | 28,300 million |
| Taille des matrices | 545 mm² | 628 mm² |
Carte graphique
| Date de publication | Sep 20th, 2018 | Unknown |
|---|---|---|
| Génération | GeForce 20 | GeForce 30 |
| Prédécesseur | GeForce 10 | GeForce 20 |
| Production | Active | Unreleased |
| Prix de lancement | 699 USD | 1,699 USD |
| Prix courant | Amazon / Newegg | — |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Critiques | 66 in our database | 55 in our database |
| Successeur | GeForce 30 | — |
| gpu.details.availability | — | 2022 |
Vitesse clock
| Base clock | 1515 MHz | 1560 MHz |
|---|---|---|
| Boost clock | 1710 MHz | 1860 MHz |
| Mémoire clock | 1750 MHz 14 Gbps effective | 1325 MHz 21.2 Gbps effective |
Mémoire
| Taille de la mémoire | 8 GB | 24 GB |
|---|---|---|
| Type de mémoire | GDDR6 | GDDR6X |
| Bus mémoire | 256 bit | 384 bit |
| Bande passante | 448.0 GB/s | 1,018 GB/s |
Render Config
| Shading units | 2944 | 10752 |
|---|---|---|
| TMUs | 184 | 336 |
| ROPs | 64 | 112 |
| Comptage SM | 46 | 84 |
| Tensor cores | 368 | 336 |
| RT cores | 46 | 84 |
| Cache L1 | 64 KB (per SM) | 128 KB (per SM) |
| Cache L2 | 4 MB | 6 MB |
Performance théorique
| Taux de pixel | 109.4 GPixel/s | 208.3 GPixel/s |
|---|---|---|
| Taux de texture | 314.6 GTexel/s | 625.0 GTexel/s |
| FP16 (half) performance | 20.14 TFLOPS (2:1) | 40.00 TFLOPS (1:1) |
| FP32 (float) performance | 10.07 TFLOPS | 40.00 TFLOPS |
| FP64 (double) performance | 314.6 GFLOPS (1:32) | 625.0 GFLOPS (1:64) |
Board Design
| Taille Slot | Dual-slot | Triple-slot |
|---|---|---|
| Longueur | 267 mm 10.5 inches | 336 mm 13.2 inches |
| Taille | 116 mm 4.6 inches | 140 mm 5.5 inches |
| Taille | 35 mm 1.4 inches | 61 mm 2.4 inches |
| TDP | 215 W | 450 W |
| Suggestions pour le PSU | 550 W | 850 W |
| Sorties | 1x HDMI3x DisplayPort1x USB Type-C | 1x HDMI3x DisplayPort |
| Connecteurs de puissance | 1x 6-pin + 1x 8-pin | 1x 12-pin |
| Board number | PG180 SKU 2 | PG132 SKU |
Caractéristiques graphiques
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| CUDA | 7.5 | 8.6 |
| Shader model | 6.6 | 6.6 |
