I just tried to upgrade the RAM on my Gigabyte GA-P35-DS3R motherboard. I have 2 sticks of generic 2GB DDR2 800MHz DIMMs. During POST it only shows a total of 2GB instead of 4GB. I then ran MemTest86+ ...
So I'm in a bind here in regards to what is causing this or how should I resolve it, but for the past 2 years I've gone through 3 RAM pairs, all of them apparently faulty. First one was clearly effed ...
TL;DR: A counterfeit DDR5 RAM scam has emerged where fake ADATA XPG DDR5 kits sold on Amazon contain old DDR2 modules disguised with misleading labels and packaging. Buyers should exercise caution ...