Alternate color or configuration shown Synology D4NESO-2666-4G memory module 4 GB 1 x 4 GB DDR4 2666 MHz Synology D4NESO-2666-4G. Internal memory: 4 GB, Memory layout (modules x size): 1 x 4 GB, Internal memory type: DDR4, Memory clock speed: 2666 MHz, Memory form factor: 260-pin SO-DIMM Manufacturer: Synology SKU: 5652359 Manufacturer part number: D4NESO-2666-4G GTIN: 4711174723669 Price: $149.93 Qty: Add to cart Custom wishlist OK Add to wishlist Add to compare list Email a friend Specifications Contact Us Products specifications Attribute name Attribute value Country of Origin Taiwan Harmonized System (HS) code 84733020 Features Compatible products Synology RS820RP+, RS820+, DVA3219 Internal memory 4 GB Internal memory type DDR4 Memory clock speed 2666 MHz Component for PC/server Memory form factor 260-pin SO-DIMM ECC N Buffered memory type Unregistered (unbuffered) Memory voltage 1.2 V Memory layout (modules x size) 1 x 4 GB Products specifications Attribute name Attribute value Country of Origin Taiwan Harmonized System (HS) code 84733020 Features Compatible products Synology RS820RP+, RS820+, DVA3219 Internal memory 4 GB Internal memory type DDR4 Memory clock speed 2666 MHz Component for PC/server Memory form factor 260-pin SO-DIMM ECC N Buffered memory type Unregistered (unbuffered) Memory voltage 1.2 V Memory layout (modules x size) 1 x 4 GB Product tags (51242)