Models that these upgrades will work for:

HP-Compaq Pavilion Media Center M1050e, HP-Compaq Pavilion Media Center M1050y, HP-Compaq Pavilion Media Center M1070, HP-Compaq Pavilion Media Center M1072n, HP-Compaq Pavilion Media Center M1075, HP-Compaq Pavilion Media Center M1080, HP-Compaq Pavilion Media Center M1082n, HP-Compaq Pavilion Media Center M1090n, HP-Compaq Pavilion Media Center M1095c, HP-Compaq Pavilion Media Center M1150, HP-Compaq Pavilion Media Center M1155, HP-Compaq Pavilion Media Center M1160n, HP-Compaq Pavilion Media Center M1170, HP-Compaq Pavilion Media Center M1171n, HP-Compaq Pavilion Media Center M1177A, HP-Compaq Pavilion Media Center M1180, HP-Compaq Pavilion Media Center M1180n, HP-Compaq Pavilion Media Center M1188A, HP-Compaq Pavilion Media Center M1190, HP-Compaq Pavilion Media Center M1195c, HP-Compaq Pavilion Media Center M1250, HP-Compaq Pavilion Media Center M1255, HP-Compaq Pavilion Media Center M1255, HP-Compaq Pavilion Media Center M1260, HP-Compaq Pavilion Media Center M1261, HP-Compaq Pavilion Media Center M1270n, HP-Compaq Pavilion Media Center M1280, HP-Compaq Pavilion Media Center M1285, HP-Compaq Pavilion Media Center M1288a, HP-Compaq Pavilion Media Center M1290, HP-Compaq Pavilion Media Center M1295c-b, HP-Compaq Pavilion Media Center M1297a, HP-Compaq Pavilion Media Center M1298cn, HP-Compaq Pavilion Media Center M1299a