DDR4 DIMM Sockets

Our DDR4 sockets provide reliable connections to memory modules for servers, storage, communications equipment and desktop PCs, with up to 20% PCB space savings over DDR3 DIMM sockets.
TE's DDR4 DIMM sockets provide reliable interconnections to memory modules. These are used in always-on applications like data centers and communications equipment.

1932000-1 TE Connectivity, TE Connectivity 1.0mm Pitch 240 Way, Straight Through Hole Mount DDR3 DIMM Socket ,1.5 V, 718-4748P

DIMM Connectors

Lot Conn DDR4 DIMM Socket ATX SKT 288P Memory Slot Connectors Solder POS 0.85mm 288

Supermicro H11DSi Motherboard E-ATX 16 DIMM Sockets SATA3 (6 Gbps)+ 2x AMD EPYC 7282 16 Core CPU SP3 32 Threads + 4x32GB Samsung 2666MHz DDR4 Sever Memory RAM 128GB

DDR5 DIMM Socket Status and DDR4 Spec Comparison, Argosy Research Inc.

DIMM - Wikipedia

DDR4/5 Memory Connector, SO-DIMM

DIMM - Wikipedia

Small Outline (SO) .362 9.2 mm Right Angle | DDR4 So DIMM Socket | Part#2309413-1 | .362 | TE Connectivity

DDR4 DIMM Sockets - Molex