So according to mem test, this is what it found
Module 0:
DDR4, 8192 MB, 64-bit, 3200 MHz
DIMM 0 P0 CHANNEL A Micron Technology 4ATF1G64HZ-3G2E1
Module 1:
DDR4, 8192 MB, 64-bit, 3200 MHz
DIMM 0 P0 CHANNEL B Micron Technology 4ATF1G64HZ-3G2E1
0.000: Detecting usable memory (15789 MB theoretical max)...
12.015: 11392 MB Test starting on 16 CPUs...
12.031: Allocating memory...
18.921: Memory locking failed (might be reserved by other apps/kernel)
19.578: Test finished with no errors detected