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IBM Launches Flash DIMMs

IBM's eXFlash DIMMOn Thursday IBM announced its X6 product family, the sixth generation of the company’s successful EXA server architecture.  A smaller byline of the introduction was the company’s new eXFlash memory-channel storage or eXFlash DIMM which is offered as one of many flash options available to X6 users.

Close followers of The SSD Guy already know that I am a serious advocate of putting flash onto the memory bus.  Why slow the technology down by Continue reading

Diablo: Flash Belongs on the Bus

Diablo TechnologiesDiablo Technology has just introduced a new set of DIMMs that put flash memory right onto the DDR3 memory bus.

I can already hear readers saying: “Wait!  You can’t do that!”  Well, you’re right, but the new module comes awfully close to that by putting the NAND behind an ASIC that interfaces between the DDR3 bus and the NAND.

Why do this?  Quite simply because you can get more “Bang for the Buck” by adding NAND to the system once you’ve reached a certain DRAM size.  The Diablo “Memory Channel Storage” (MCS) approach supports the addition of terabytes of NAND at the loss of Continue reading