The XPG SX8200 Pro is a solid-state drive in the M.2 2280 form factor, launched in 2018. It is available in capacities ranging from 256 GB to 512 GB. This page reports specifications for the 256 GB variant. With the rest of the system, the XPG SX8200 Pro interfaces using a PCI-Express 3.0 x4 connection. The SSD controller is the SM2262ENG from Silicon Motion, a DRAM cache chip is available. XPG has installed 64-layer TLC NAND flash on the SX8200 Pro, the flash chips are made by Micron. Please note that this SSD is sold in multiple variants with different NAND flash or controller, which could affect performance, the "Notes" section at the end of this page has more info. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are absorbed more quickly. The SX8200 Pro is rated for sequential read speeds of up to 3,500 MB/s and 1,200 MB/s write; random IO reaches 220K IOPS for read and 290K for writes.
At its launch, the SSD was priced at 70 USD. The warranty length is set to five years, which is an excellent warranty period. XPG guarantees an endurance rating of 160 TBW, a typical value for consumer SSDs.