Dell PowerEdge R840 EMC Installation and Service Manual - Page 75
Table 12. 2 socket DCPMM configurations continued, Installing and removing system components
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Table 12. 2 socket DCPMM configurations (continued) No. of CPUs in the Server DCPMM DRAM Populati Populati on on DRAM Capaci ty (GB) DCPM Operating M system Capacit Memory in y (GB) Memory Mode (GB) 2 128 GB x 64 GB x 768 1,536 N/A 12 12 2 128 GB x 128 GB x 1,536 1,536 N/A 12 12 2 512 GB x 32 GB x 384 4,096 4,096 8 12 2 512 GB x 32 GB x 384 6,144 6,144 12 12 2 512 GB x 64 GB x 768 4,096 4,096 8 12 2 512 GB x 64 GB x 768 6,144 6,144 12 12 2 512 GB x 128 GB x 1,536 6,144 6,144 12 12 2 256 GB x 16 GB x 192 2,048 2,048 8 12 2 256 GB x 32 GB x 384 2,048 2,048 8 12 2 256 GB x 32 GB x 384 3,072 3,072 12 12 2 256 GB x 64 GB x 768 2,048 N/A 8 12 2 256 GB x 64 GB x 768 3,072 3,072 12 12 2 256 GB x 128 GB x 1,536 3,072 N/A 12 12 Total Memory (GB) Total Memor y per CPU (GB) 2,304 1,152 Ratio DRAM to Optane Memory 1 : 2 3,072 1,536 1 : 1 4,480 2,240 1 : 10.7 6,528 3,264 1 : 16 4,864 2,432 1 : 5.3 6,912 3,456 1 : 8 7,680 3,840 1 : 4 2,240 1,120 1 : 10.7 2,432 1,216 1 : 5.3 3,456 1,728 1 : 8 2,816 1,408 1 : 2.7 3,840 1,920 1 : 4 4,608 2,304 1 : 2 Requi Suppor res an ted in M or App L Direct CPU Mode Support ed in Memory Mode L SKU Yes No L SKU Yes No L SKU Yes Yes L SKU Yes Yes L SKU Yes Yes L SKU Yes Yes L SKU Yes Yes L SKU Yes Yes L SKU Yes Yes L SKU Yes Yes L SKU Yes No L SKU Yes Yes L SKU Yes No Table 13. 4 socket DCPMM configurations No. of CPUs in the Server DCPMM DRAM DRAM Populati Populati Capacit on on y (GB) DCPMM Capacit y (GB) Operati ng system Memory in Memory Mode (GB) Total Memory (GB) Total Memory per CPU (GB) Ratio DRAM to Optane Memory Require s an M or L CPU Support ed in App Direct Mode Support ed in Memory Mode 4 128 GB x 16 GB x 384 2,048 2,048 2,432 608 1 : 5.3 No Yes Yes 16 24 4 128 GB x 16 GB x 384 3,072 3,072 3,456 864 1 : 8 No Yes Yes 24 24 4 128 GB x 32 GB x 768 2,048 N/A 2,816 704 1 : 2.7 No Yes No 16 24 4 128 GB x 32 GB x 768 3,072 3,072 3,840 960 1 : 4 No Yes Yes 24 24 4 128 GB x 64 GB x 1,536 3,072 N/A 4,608 1,152 1 : 2 L SKU Yes No 24 24 Installing and removing system components 75
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