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Bofferbrauer2 said:

Yeah, I had Sideport Memory too on my Asus 880G (don't remember the exact model). And yeah, that 16bit bus sucked, but it was good enough when my GPU failed.

Some boards had it on a 32bit bus, it was a gamble depending on what model motherboard you got.

Bofferbrauer2 said:

I was talking about HBM simply for one reason: It has a very small footprint. Sure, GDDR5/6 would do also, but would also certainly need more space on a board, which would make it hard to create such boards in ITX or STX sizes. Too bad HMC never got popular, as I think it would have been the best choice for this. And at bit rates of up to 480GB/s, that would have sufficed for a long time in that regard.

Put it underneath the motherboard like with many many board that have NVME.

Bofferbrauer2 said:

Well, 38.4GiB/s is almost 50% more than 25.6GiB/s, but I get your point. Hence why DDR5 will start at DDR5-4400, way above the highest specified DDR4 memory (3200) and supposed to go all the way up to DDR5-6400. iGP/APU will certainly benefit a lot from the bandwith boost, as will some server applications. DDR5-6400 would also bring 51.4GiB/s on a single channel, so over 100GB/s on a dual channel interface, which should be enough for most integrated graphics, at least for now.

Just for comparison, Baffin (RX 460/560) has 112GB/s, so 100GB/s should be enough for 16CU@1200Mhz (RX560 reaches 1300) without choking. Still not enough for that rumored R5 3600G with 20CU, though, unless it would clock at only 800Mhz or so. And no chance even with DDR4-3200, which only delivers half of that bandwith.

JEDEC spec anyway. G.Skill had DDR4 running at 5ghz last year.
https://www.tomshardware.co.uk/g-skill-first-ddr4-5066mhz-memory,news-58644.html

DDR5 can't happen soon enough, Notebooks will lap up the bandwidth that's for sure.



--::{PC Gaming Master Race}::--