NVIDIA GeForce GTX 750 vs NVIDIA GeForce RTX 3080 Ti
Processeur graphique
| Nom du GPU | GM107 | GA102 |
|---|---|---|
| GPU variant | GM107-300-A2 | GA102-300-A1 |
| Architecture | Maxwell | Ampere |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 7 nm |
| Transistors | 1,870 million | 40,000 million |
| Taille des matrices | 148 mm² | 627 mm² |
Carte graphique
| Date de publication | Feb 18th, 2014 | 2020 |
|---|---|---|
| Génération | GeForce 700 | GeForce 30 |
| Production | End-of-life | Unreleased |
| Prix de lancement | 119 USD | 1,399 USD |
| Bus interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Critiques | 10 in our database | — |
| Prédécesseur | GeForce 600 | — |
| Successeur | GeForce 900 | — |
Vitesse clock
| Base clock | 1020 MHz | 1410 MHz |
|---|---|---|
| Boost clock | 1085 MHz | 1740 MHz |
| Mémoire clock | 1253 MHz 5 Gbps effective | 2375 MHz 19000 MHz effective |
Mémoire
| Taille de la mémoire | 1024 MB | 12 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR6X |
| Bus mémoire | 128 bit | 384 bit |
| Bande passante | 80.19 GB/s | 912.0 GB/s |
Render Config
| Shading units | 512 | 5120 |
|---|---|---|
| TMUs | 32 | 320 |
| ROPs | 16 | 96 |
| Comptage SMM | 4 | — |
| Cache L1 | 64 KB (per SMM) | 192 KB (per SM) |
| Cache L2 | 2 MB | 6 MB |
| Comptage SM | — | 80 |
| Tensor cores | — | 640 |
| RT cores | — | 160 |
Performance théorique
| Taux de pixel | 17.36 GPixel/s | 167.0 GPixel/s |
|---|---|---|
| Taux de texture | 34.72 GTexel/s | 556.8 GTexel/s |
| FP32 (float) performance | 1,111 GFLOPS | 17.82 TFLOPS |
| FP64 (double) performance | 34.72 GFLOPS (1:32) | 556.8 GFLOPS (1:32) |
| FP16 (half) performance | — | 35.64 TFLOPS (2:1) |
Board Design
| Taille Slot | Single-slot | Dual-slot |
|---|---|---|
| Longueur | 145 mm 5.7 inches | 267 mm 10.5 inches |
| TDP | 55 W | 320 W |
| Suggestions pour le PSU | 250 W | 700 W |
| Sorties | 2x DVI1x mini-HDMI | 1x HDMI3x DisplayPort1x USB Type-C |
| Connecteurs de puissance | None | 1x 12-pin |
| Board number | P2010 | PG132 SKU 20 |
Caractéristiques graphiques
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 2.0 |
| Vulkan | 1.1 | 1.2.140 |
| CUDA | 5.0 | 8.5 |
| Shader model | 5.1 | 6.5 |
