The Seagate BarraCuda 510 is a solid-state drive in the M.2 2280 form factor, launched in 2019. It is available in capacities ranging from 256 GB to 1 TB. This page reports specifications for the 512 GB variant. With the rest of the system, the Seagate BarraCuda 510 interfaces using a PCI-Express 3.0 x4 connection. The SSD controller is the PS5012-E12-27 from Phison. Seagate has installed 64-layer TLC NAND flash on the BarraCuda 510, the flash chips are made by Kioxia. 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 handled more quickly. The cache is sized at 13 GB, once it is full, writes complete at 630 MB/s. The BarraCuda 510 is rated for sequential read speeds of up to 3,400 MB/s and 2,100 MB/s write; random IO reaches 340K IOPS for read and 500K for writes.
At its launch, the SSD was priced at 110 USD. The warranty length is set to 6 years, which is a very long warranty, better than most other drives on the market. Seagate guarantees an endurance rating of 320 TBW, a relatively low value compared to other SSDs.