HP 594166-001 - AMD Phenom II Dual-Core mobile processor N620 - 2.8GHz (Champlain, 2MB Level-2 cache, 35W TDP) - Includes replacement thermal mater Retail
HP 594165-001 - AMD Athlon II Dual-Core processor P320 - 2.1GHz (1MB Level-2 cache, 25W) - Includes replacement thermal material - For use on 6555b Retail
HP 510100-011 - 56Kbps soft modem daughter card (MDC) - Has v.92 support with digital line guard Part 510100-011 628824-001 Retail
HP 510100-001 - 56Kbps soft modem daughter card (MDC) - Has v.92 support with digital line guard Part 510100-001 628824-001 Retail
