Arch Memory 4GB 204-Pin DDR3 1333 MHz So-dimm RAM for Lenovo G575 4383-3CU at Amazon.com
parts-quick 8GB 2 x 4GB DDR3 Memory for Lenovo G570 G575 G770 Series PC3-10600 1333MHz 204 pin SODIMM Laptop Notebook RAM Brand at Amazon.com
Lenovo G575 4383 - AMD E-450 1.65 GHz - Win 7 Home Premium 64-bit - Radeon HD 6320M - 4 GB RAM - 320 GB HDD - DVD-Writer - 15.6" VibrantView 1366 x 768 (HD) - black - Walmart.com
Amazon.com: New for Lenovo IdeaPad G50-30 G550 G510 G580 G700 G710 G780 G575 Notebook PC 8X DVD RW DVD-RAM Writer Super Mult 24X CD-RW Burner Internal SATA Optical Drive Replacement : Electronics