RTX 4090 Gamerock OC PCB breakdown notes
Added 2022-10-15 01:48:45 +0000 UTCDual BIOS
Input filtering bulk capacitance
21x 270uF TH poly
Vcore
Controller: UP9512
MOSFETs: 16x NCP302150 50A DrMOS (2 per phase)
1V 500KHz 150nH (power stages only?)
300A ~28W
400A ~42W
500A ~62W
600A ~91W
640A ~104W
Vcore VRM bulk capacitance:
28x 820uF TH poly
Vcore core bulk capacitance:
4x 470uF SMD poly
2x 10x MLCC
Vmem
Controller: UP9512 3 phases
MOSFETs: 3x NCP302150 50A DrMOS (1 per phase)
Vmem bulk capacitance:
9x 330uF SMD poly
Notes:
This is literally the worst RTX 4090 PCB I've seen so far.
Comments
At least papa Jensen can buy more leather jackets.
Eljo Anthony N J
2022-10-15 14:07:18 +0000 UTC
