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


To: Skeeter Bug who wrote (75156)6/29/2001 12:38:28 PM
From: Scumbria  Read Replies (2) | Respond to of 93625
 
Skeeter,

DDR will perform as well as RDRAM under the same conditions, but the i845 only has one DDR port compared to 2 RDRAM ports on i850.

It is therefore reasonable to expect that i845/DDR performance will not be as good as i850/RDRAM. It also seems unlikely that i845 will even support DDR in the next 8 months, meaning that i850 will be the only reasonable P4 solution from Intel.

Scumbria



To: Skeeter Bug who wrote (75156)6/29/2001 5:50:09 PM
From: Bilow  Read Replies (1) | Respond to of 93625
 
Hi Skeeter Bug; On that list of buzz words... Add ISO-9000, LOL!!!

The whole Rambus argument on performance can be simplified down to the concept of giving up latency in return for bandwidth. When you call them on this, they try to say that latency depends on bandwidth, but all they are doing is acting like the wizard in the Wizard of Oz.

The simple fact is that as a processor speeds up, in order for memory to scale with it, it needs to increase in both bandwidth and memory. The other simple fact is that DDR provides lower latency and equal bandwidth.

The Nvidia dual channel DDR machine is going to have more bandwidth than any RDRAM x86 box out there. And better latency. Enough said.

-- Carl