NVIDIA GeForce RTX 2080 Ti vs NVIDIA GeForce RTX 3080
Processeur graphique
| Nom du GPU | TU102 | GA102 |
|---|---|---|
| GPU variant | TU102-300A-K1-A1 | GA102-200-KD-A1 |
| Architecture | Turing | Ampere |
| Fonderie | TSMC | Samsung |
| Taille du processus | 12 nm | 8 nm |
| Transistors | 18,600 million | 28,300 million |
| Taille des matrices | 754 mm² | 628 mm² |
Carte graphique
| Date de publication | Sep 20th, 2018 | Sep 1st, 2020 |
|---|---|---|
| Génération | GeForce 20 | GeForce 30 |
| Prédécesseur | GeForce 10 | GeForce 20 |
| Production | Active | Active |
| Prix de lancement | 999 USD | 699 USD |
| Prix courant | Amazon / Newegg | Amazon / Newegg |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Critiques | 88 in our database | 99 in our database |
| Successeur | GeForce 30 | — |
| gpu.details.availability | — | Sep 17th, 2020 |
Vitesse clock
| Base clock | 1350 MHz | 1440 MHz |
|---|---|---|
| Boost clock | 1545 MHz | 1710 MHz |
| Mémoire clock | 1750 MHz 14 Gbps effective | 1188 MHz 19 Gbps effective |
Mémoire
| Taille de la mémoire | 11 GB | 10 GB |
|---|---|---|
| Type de mémoire | GDDR6 | GDDR6X |
| Bus mémoire | 352 bit | 320 bit |
| Bande passante | 616.0 GB/s | 760.3 GB/s |
Render Config
| Shading units | 4352 | 8704 |
|---|---|---|
| TMUs | 272 | 272 |
| ROPs | 88 | 96 |
| Comptage SM | 68 | 68 |
| Tensor cores | 544 | 272 |
| RT cores | 68 | 68 |
| Cache L1 | 64 KB (per SM) | 128 KB (per SM) |
| Cache L2 | 5.5 MB | 5 MB |
Performance théorique
| Taux de pixel | 136.0 GPixel/s | 164.2 GPixel/s |
|---|---|---|
| Taux de texture | 420.2 GTexel/s | 465.1 GTexel/s |
| FP16 (half) performance | 26.90 TFLOPS (2:1) | 29.77 TFLOPS (1:1) |
| FP32 (float) performance | 13.45 TFLOPS | 29.77 TFLOPS |
| FP64 (double) performance | 420.2 GFLOPS (1:32) | 465.1 GFLOPS (1:64) |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 267 mm 10.5 inches | 285 mm 11.2 inches |
| Taille | 116 mm 4.6 inches | 112 mm 4.4 inches |
| Taille | 35 mm 1.4 inches | 40 mm 1.6 inches |
| TDP | 250 W | 320 W |
| Suggestions pour le PSU | 600 W | 700 W |
| Sorties | 1x HDMI3x DisplayPort1x USB Type-C | 1x HDMI3x DisplayPort |
| Connecteurs de puissance | 2x 8-pin | 1x 12-pin |
| Board number | PG150 SKU 32 | PG132 SKU 30 |
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 |
