Sun Ultra 20

Maximum Memory 1gb
Memory Slots 8 (4 banks of 2)
Installation Notes Sun's X8007A, X8006A, X4211A-Z and Dataram's DRSU20E/1GB, DRSU20E/2GB and DRSU20E/4GB are ECC type memory and should not be mixed with Sun's X8008A Non-ECC type memory. 8GB maximum with ECC memory; 1GB maximum with Non-ECC memory. Dataram's DRSU20E/4GB is PC2700 333MHz; Sun's X4211A-Z is PC2100 266MHz. Other capacities are all PC3200 400MHz.

Part NumberDescriptionSun Original Sun Original - Manufactured by a Sun approved vendor with Sun barcode/PN label affixed3rd Party Third Party - Memory is guaranteed compatible and manufactured to the specifications of the original part, but not by an approved vendor.
  X4211A-Z 4gb (2x2gb) DDR-333Mhz ECC Memory Kit; RoHS
  X8007A 1gb (2x512mb) DDR-400Mhz ECC Memory Kit
  X8006A 2gb (2x1gb) DDR-400Mhz ECC Memory Kit
  X8008A 512mb (2x256mb) DDR-400Mhz ECC Memory Kit

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