fatslob-:O said:
Your really going to use the bandwidth between the rops and the eDRAM as a representation of the xbox 360's system bandwidth ? Wow you really don't know anything about tech! BTW don't assume that the bus width is the same for each embedded memory. |
thought you were smarter than that, or maybe you are but just decided to play fool when its not convenient
very well
here
4096bits * 500mhz/(8bit*1000) = 256GB/s
thats how you get the internal bandwidth of the xbox 360 edra to which the rops have full access, then when the rops finish the job they pass the result to the GPU frame buffer through an external bus of 32GB/s
so clearly no portcan work with the bandwidth you are claiming, and its also very strange you fail to provide more bandwidth than what i can get with just 4 megabytes of the old gamecube embedded memory on the gpu with a brand new edram
so, tell me, how did you get the wii u edram bandwidth?dont forget its embedded directly on the gpu, no external buses so please
lets see, eyeofcore suggested that you are claiming 512 bits wide edram for the wii u right?
512 bits edram * 550mhz gpu / (8bit* 1000) = 35.2GB/s
coincidence?
yea right, two strikes dude, one more and you are out
renesas doesnt support 512 bits, go to their website dude
Memory Size | Configuration (word x bit) | Random Access Freq. | DVCC (VDD) | Tj |
---|---|---|---|---|
64 Mb | 256 Kw x 256 b | 133 MHz | 1.1 V ± 0.1 V | 0°C - 105°C |
-40°C - 125°C | ||||
8 Mb | 32 Kw x 256 b | 220 MHz | 1.1 V ± 0.1 V | 0°C - 105°C |
-40°C - 125°C | ||||
8 Mb | 64 Kw x 128 b | 220 MHz | 1.1 V ± 0.1 V | 0°C - 105°C |
-40°C - 125°C |
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just to let you know, Mb are megabits, just in case you didnt know
so
8 megabytes macro of 256 bits
1 megabyte macro of 256 bits
1 megabyte acro of 128 bits
can you please do the honors?
wii u edram its 32 megabytes, so...?