While a 9% increase in pin density isn't especially big, you'll certainly need to be a tad more delicate when building a PC with one of Intel's next CPUs. But at least with the socket size staying ...

More pins in new CPU sockets mean more data paths and power distribution, improving connections with other components.

(D-SUBminiature connectors) A family of plugs and sockets widely used in communications and on earlier PCs. For example, the analog VGA monitor interface uses a D-sub 15-pin plug and socket.