2 ms·
Without delidding both you can't really tell anything. It might very well be that 80% of the area of the ultra is just SDRAM.
by rowanG077 5y ago
Without delidding both you can't really tell anything. It might very well be that 80% of the area of the ultra is just SDRAM.
- readams 5y agoSDRAM is not located on the chip die for either. The memory controller is on-die for the M1 though. My understanding is that making SDRAM is a pretty different process than making a CPU, so it's hard to do it on the same die.
- monocasa 5y agoThis article is comparing package sizes, and DRAM is on package for the M1s.
- Flankk 5y agoThe CPU is the same size as the thermal paste residue shown in the pictures. The remaining space is for the two RAM chips. The author should be embarrassed.