The Samsung 9100 Pro is a solid-state drive in the M.2 2280 form factor, launched on February 25th, 2025. It is available in capacities ranging from 1 TB to 8 TB. This page reports specifications for the 8 TB variant. With the rest of the system, the Samsung 9100 Pro interfaces using a PCI-Express 5.0 x4 connection. The SSD controller is the Presto (S4LY027) from Samsung, a DRAM cache chip is available. Samsung has installed 236-layer TLC NAND flash on the 9100 Pro, the flash chips are made by Samsung. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are soaked up more quickly. Thanks to support for the fast PCI-Express 5.0 interface, performance is excellent. The 9100 Pro is rated for sequential read speeds of up to 14,800 MB/s and 13,400 MB/s write; random IOPS reach up to 2200K for reads and 2600K for writes.
The SSD's price at launch is unknown. The warranty length is set to five years, which is an excellent warranty period. Samsung guarantees an endurance rating of 4800 TBW, a typical value for consumer SSDs.