Crucial CT8G4DFS8266 8GB DDR4-2666 UDIMM SKU# 8GDDR4-2666 MFR# CT8G4DFRA266 $49.95 Quantity discounts available QuantityPrice 8GB CapacityPC4-213002666 MHz Clock Speed288-Pin UDIMM Ship Pickup in Store - FREE! Select Store to check availability. Quantity -+ Add to Cart Have questions? 800-531-5369 Ratings & Reviews