12th Generation Intel® Core™ Processors Datasheet Volume 2 of 2
| ID | Date | Version | Classification |
|---|---|---|---|
| 767625 | 07/13/2023 | Public |
WR to WR Timings (TC_WRWR_0_0_0_MCHBAR) – Offset E018
DDR timing constraints related to timing between write and write transactions
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:24 | 0x4 | RW | tWRWR Different DIMM (tWRWR_dd) Minimum delay from WR to WR to the other DIMM in tCK (WCK for LPDDR5) cycles. |
| 23 | 0h | RO | Reserved |
| 22:16 | 0x4 | RW | tWRWR Different Rank (tWRWR_dr) Minimum delay from WR to WR to the other rank in the same DIMM in tCK (WCK for LPDDR5) cycles. |
| 15 | 0h | RO | Reserved |
| 14:8 | 0x4 | RW | tWRWR Different Group (tWRWR_dg) LPDDR4/LPDDR5: Minimum delay from WR to WR to different banks in tCK (WCK for LPDDR5) cycles. |
| 7 | 0h | RO | Reserved |
| 6:0 | 0x4 | RW | tWRWR Same Group (tWRWR_sg) LPDDR4/LPDDR5: Minimum delay from WR to WR to the same bank in tCK (WCK for LPDDR5) cycles. |