Klevv Fit 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model KM3F4GX2C-1600-09-09-09-24-0

They work as intended.Still look brand new (as they should, according to the description)(I bought the used ones that were supposedly used only to test a build)