Pay with cash app, paypal, or in cash. The SK hynix 4GB DDR3 DIMM PC3-12800U 240-Pin RAM Module HMT451U6BFR8A-PB is a high-quality memory module designed for computer systems that require reliable and efficient performance. This module has a total capacity of 4GB, divided into one module with a capacity of 4GB each. With a bus speed of PC3-12800U, this DDR3 RAM module is ideal for upgrading or replacing existing memory modules in desktop or laptop computers. The 240-pin design ensures compatibility with a wide range of computer systems, making it a versatile choice for users looking to enhance their system's memory capacity. 4 avaliable