Hello The hard drive is 525 GB SSD M.2 Its model is CT525MX300SSD4 Its size is 2280 equential reads/writes up to 530 / 510 MB/s on all file types Random reads/writes up to 92K / 83K on all file types Over 90x more energy efficient than a typical Hard Drive Accelerated by micron 3D NAND technology Dynamic write acceleration delivers faster saves and file transfers The hard drive is used, about a year or a year and a half, and then I installed an NVME. For sale for 200 Riyals My location is Riyadh, Al-Hazm district