The Kindle 3 utilizes a Freescale i. MX353 applications processor, Freescale MC13892 power management chip, Epson EINK controller and Samsung DRAM and Flash. Other hardware changes include a larger 1750 mAh lithium polymer battery, AnyDATA DTP-600W 3G GSM modem and Atheros AR6102G 802.11bg WiFi chip.

kindle 3的CPU与2代一致，是飞思卡尔i.MX35系列的i.MX353，为ARM11系列的下一代产品，该款处理器运行频率为532MHz，目标锁定基于显示屏的高性价比系统。