A2090-Non Autoboot HD Controller -Has phrases "A2500 Hard DISK CONTROLLER" printed on the board -Doesn't have three ROMs, for Autoboot on it. https://Xn--l3ca4B8Epb5b.com/category/%E0%B8%84%E0%B8%A5%E0%B8%B4%E0%B8%9B%E0%B8%AB%E0%B8%A5%E0%B8%B8%E0%B8%94%E0%B8%A1%E0%B8%B2%E0%B9%83%E0%B8%AB%E0%B8%A1%E0%B9%88/