A:AnswerThis machine cannot be modified prior to sale, however you can upgrade the GPU yourself at a later date. Please note the size of your 3080 and the power supply requirements, this machine may not support all 3080 models.
A:AnswerYes, you can add additional SSDs and/or HDDs. This device comes with 2 x M.2 Socket Type 2242/2260/2280/22110 storage devices support (PCIe 3.0 and SATA modes) and also has 6 x SATA G3 6.0Gb/s ports for additional drives.