found this from [OFFER] Intel CPU Microcode Archives - #80 by chinobino?
Socket 1200 (LGA)
A0670 Rocket Lake-S ES (A0)
cpuA0670_plat02_ver00000024_2020-08-26_PRD_AEE32A46.bin
cpuA0670_plat02_ver0000002A_2020-09-23_PRD_71F8BD4D.bin
cpuA0670_plat02_ver0000002C_2020-11-24_PRD_7C2D0B60.bin
Looks like A0670 is the one missing from the BIN