主要用來photoshop , illustrator, Lightroom ,autocad,,,,或者有咩推薦? 5000 HKD around但mac OS 好似話順好多? 賣家話....OK 256 ssd + 8gb ram, 但cpu 得duo core 好似~~~其實cpu影響大d or ram? harddisk?or 買新機高spec 好? eg i5 i7 not U字尾+ 4/8G RAM + 2g獨顯? eg GTX960M?或者2手:256 SSD 超快速mac book 13' 2010 mid8gb ram,3000, ok?