- You cannot add "HP OMEN 15-dc1047nr (144Hz) | 9th Gen Core i7 9750H HexaCore Processor | 8GB Nvidia RTX 2070 Graphics | 32GB Ram, 512GB SSD | 15.6 FHD IPS 144Hz Display | Backlit KB | Windows10 | 1 Year International Warranty" to the cart because the product is out of stock.