1TB RAM DDR5 16X64GB Server Memory KSM48R40BD4-64MD 2Rx4 RDIMM Ai ECC LOT Kit por | Jul 4, 2026On-Die ECC. x80 ECC (x40, 2 independent I/O sub channels). Storage Temperature -55o C to +100o C. VDDSPD = 1.8V to 2.0V. VPP = 1.8V Typical. VDDQ = 1.1V Typical.