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fatslob-:O said:
Bofferbrauer2 said:

While the DDR5 standard is supposed to be published this year, don't count on it for the next console. DDR5 is late, it was supposed to get finalised in 2016 already, with market release in 2020. In other words, they are 2 years late on that plan already, and from final specs to the released product there are always a couple of years ( due to how lithography works, that can't be shortened by more than a few months if they're lucky). Plus, any new standard is much more expensive than the established one, making them more unsuitable for consoles.

Finally, GDDR gets developed from DDR, and a GDDR standard deriving from DRR5 will not come before DDR5 is released because GDDR is basically DDR modified for high bandwith. Just have a look how long it took for GDDR6 to be developed from DDR4. While there can be an improved GDDR7 in the next years, that one would still be derived from DDR4, not 5 (just as GDDR2 and 3 are derived from DDR2 and GDDR4 and 5 are derived from DDR3)

In short, don't count on DDR5 before 2021 earliest and any GDDR derived from it for about 2023, and pricely viable for a console not before 2025.

Actually GDDR6 is going to release with hardware before DDR5 does ... (JEDEC also never intended for the final spec to release in 2016 either so there was no delay and we don't know if future GDDRX technologies will be derived from DDR again as JEDEC never mentioned similarities between GDDR6/DDR4) 

If a memory standard becomes available then you can bet you'll see it in products next year after that ... 

I don't know if you understand german, but hey: https://www.golem.de/news/arbeitsspeicher-ddr5-naehert-sich-langsam-der-marktreife-1608-122737.html In the last paragraph they are talking about that JEDEC supposed to finalize DDR5 before the end of that year, so yes there is a 2 year delay. Availability was only expected for 2020, so if the same delay applies then commercial availability would not be before 2022.

Of course GDDR6 releases before DDR5. After all, GDDR6 is based upon DDR4, not DDR5. Any GDDR version that would be derived from DDR5 will not come out before 2023.