AMD Radeon RX 580 vs NVIDIA GeForce RTX 2080 Ti
Processeur graphique
| Nom du GPU | Polaris 20 | TU102 |
|---|---|---|
| GPU variant | Polaris 20 XTX (215-0910038) | TU102-300A-K1-A1 |
| Architecture | GCN 4.0 | Turing |
| Fonderie | GlobalFoundries | TSMC |
| Taille du processus | 14 nm | 12 nm |
| Transistors | 5,700 million | 18,600 million |
| Taille des matrices | 232 mm² | 754 mm² |
Carte graphique
| Date de publication | Apr 18th, 2017 | Sep 20th, 2018 |
|---|---|---|
| Génération | Polaris | GeForce 20 |
| Production | Active | Active |
| Prix de lancement | 229 USD | 999 USD |
| Prix courant | Amazon / Newegg | Amazon / Newegg |
| Bus interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Critiques | 52 in our database | 88 in our database |
| Prédécesseur | Arctic Islands | GeForce 10 |
| Successeur | Vega | GeForce 30 |
Vitesse clock
| Base clock | 1257 MHz | 1350 MHz |
|---|---|---|
| Boost clock | 1340 MHz | 1545 MHz |
| Mémoire clock | 2000 MHz 8 Gbps effective | 1750 MHz 14 Gbps effective |
Mémoire
| Taille de la mémoire | 8 GB | 11 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR6 |
| Bus mémoire | 256 bit | 352 bit |
| Bande passante | 256.0 GB/s | 616.0 GB/s |
Render Config
| Shading units | 2304 | 4352 |
|---|---|---|
| TMUs | 144 | 272 |
| ROPs | 32 | 88 |
| Compute units | 36 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 2 MB | 5.5 MB |
| Comptage SM | — | 68 |
| Tensor cores | — | 544 |
| RT cores | — | 68 |
Performance théorique
| Taux de pixel | 42.88 GPixel/s | 136.0 GPixel/s |
|---|---|---|
| Taux de texture | 193.0 GTexel/s | 420.2 GTexel/s |
| FP16 (half) performance | 6.175 TFLOPS (1:1) | 26.90 TFLOPS (2:1) |
| FP32 (float) performance | 6.175 TFLOPS | 13.45 TFLOPS |
| FP64 (double) performance | 385.9 GFLOPS (1:16) | 420.2 GFLOPS (1:32) |
Board Design
| Taille Slot | Dual-slot | Dual-slot |
|---|---|---|
| Longueur | 241 mm 9.5 inches | 267 mm 10.5 inches |
| TDP | 185 W | 250 W |
| Suggestions pour le PSU | 450 W | 600 W |
| Sorties | 1x HDMI3x DisplayPort | 1x HDMI3x DisplayPort1x USB Type-C |
| Connecteurs de puissance | 1x 8-pin | 2x 8-pin |
| Board number | C940, D009-04 | PG150 SKU 32 |
| Taille | — | 116 mm 4.6 inches |
| Taille | — | 35 mm 1.4 inches |
Caractéristiques graphiques
| DirectX | 12 (12_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.6 |
| CUDA | — | 7.5 |
