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Technology Stocks : Rambus (RMBS) - Eagle or Penguin -- Ignore unavailable to you. Want to Upgrade?


To: Don Green who wrote (35964)12/19/1999 5:38:00 PM
From: Dan3  Read Replies (2) | Respond to of 93625
 
Re: Rambus-DDR battle rages on...

The advantage of Rambus is that it can support nearly unlimited burst length, which is the "efficiency" being touted in that table. What is absent from that table is latency - where DDR has a large advantage over Rambus.

Rambus can maintain more open pages than conventional SDRAM, but that difference is addressed by Virtual Channel (VC) technology - which is being applied to both single data rate and DDR SDRAM. VC is an update to the current no-license-fee required DRAM standard.

Latency affects almost every call to memory, while bursts longer than those that can be provided by DDR are very rarely used.

Early benchmarks are showing DDR competitive with or superior to rambus at lower cost and higher density, but we are really going to have to wait another quarter to see how these technologies compare in the real world - will production DDR continue to live up to its promise and can rambus get its cost down?

Dan