What is DDR4 Memory Gear-Down Mode?
A Reliability, Availability and Serviceability (aka RAS) feature more clearly documented in the new JEDEC DDR4 Rev B spec, Gear-down mode, allows the DRAM Address/Command and Control bus to use every other rising clock of the DDR4 Memory bus clock.
DDR4 3DS DIMMs: The next big thing in the Data Center
In order to give DDR4 a mid life kicker memory vendors are up’ing their game and producing 3DS DDR4 DIMMs. What is 3DS you ask? Its 3 Dimensional Stacking of die in a single package. Not to be confused by ‘twin die’ which is just 2 die next to each ...