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M
Mat3
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Nov 15, 2005
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Yesterday at 8:54 PM
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M
Mat3
reacted to
trinibwoy's post
in the thread
AMD RX 7900XTX and RX 7900XT Reviews
with
Like
.
Also I don’t see how it’s any different to Ampere and Ada where INT32 instruction throughout is half FP32. Is there any evidence that...
Dec 23, 2022
M
Mat3
replied to the thread
AMD RX 7900XTX and RX 7900XT Reviews
.
Also, when it can't dual issue from the same wavefront, why can't they make it so that it could fill the other ALU from another...
Dec 23, 2022
M
Mat3
reacted to
DegustatoR's post
in the thread
AMD RDNA3 Specifications Discussion Thread
with
Like
.
Since (for reasons unknown to mankind) I can't reply to 7900 reviews thread anymore I'll just do it here. I dunno why people are...
Dec 13, 2022
M
Mat3
reacted to
Malo's post
in the thread
AMD RDNA3 Specifications Discussion Thread
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Like
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Now that we have a production game using UE5.1, I'd really like to start seeing benchmarks of performance comparison for Nanite and...
Dec 13, 2022
M
Mat3
reacted to
MuteyM's post
in the thread
AMD RDNA3 Specifications Discussion Thread
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Like
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There’s a recent Mesa commit that puts it all together. Most useful dual issue instruction is probably fmac, which is a 2-operand...
Dec 3, 2022
M
Mat3
replied to the thread
AMD RDNA3 Specifications Discussion Thread
.
The Anandtech article briefly mentions it. While we’re on the subject of AMD’s L3 Infinity Cache, it’s notable here that it’s actually...
Nov 22, 2022
M
Mat3
reacted to
Jawed's post
in the thread
AMD RDNA3 Specifications Discussion Thread
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Like
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VOPD - see the speculation thread, there's nothing more to say, frankly. Pixel shaders seem likely to be wave64. RDNA 2 seems to...
Nov 15, 2022
M
Mat3
replied to the thread
AMD RDNA3 Specifications Discussion Thread
.
On the SIMDs, is there any idea here on how often it will dual issue ? I mean vaguely of course. I assume it's most of the time or it...
Nov 15, 2022
M
Mat3
reacted to
CarstenS's post
in the thread
AMD RDNA3 Specifications Discussion Thread
with
Like
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Too much data traffic. You do a lot of hierZ and stuff in there.
Nov 6, 2022
M
Mat3
reacted to
pTmdfx's post
in the thread
AMD RDNA3 Specifications Discussion Thread
with
Like
.
ROP is a screen-space construct these days, each of which owns sets of screen tiles that don’t necessarily map 1:1 to interleaved memory...
Nov 6, 2022
M
Mat3
replied to the thread
AMD RDNA3 Specifications Discussion Thread
.
Why not put the ROPs on the MCDs as well? Dont' they usually benefit from being as close as possible to the cache and memory? Or maybe...
Nov 6, 2022
M
Mat3
reacted to
del42sa's post
in the thread
AMD RDNA3 Specifications Discussion Thread
with
Like
.
architecture "to exceed 3GHz" confirmed
Nov 5, 2022
M
Mat3
reacted to
OlegSH's post
in the thread
AMD RDNA3 Specifications Discussion Thread
with
Like
.
Wonder what Ryan was talking about. GCN as scalar as it gets, has literally 0 instruction coissuing capabilities. If anything, Fermi...
Nov 4, 2022
M
Mat3
reacted to
pTmdfx's post
in the thread
AMD RDNA3 Specifications Discussion Thread
with
Like
.
No. They moved to software scoreboarding, and introduced a very limited form of VLIW2, supporting only a subset of opcodes. The ISA...
Nov 4, 2022
M
Mat3
reacted to
techuse's post
in the thread
AMD RDNA3 Specifications Discussion Thread
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Like
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I'd wager it will be a miniscule number of games that require RT GPUs to run.
Nov 4, 2022
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