I had a similar experience with my older PS Audio unit. It made a big difference.
SYSTEM 1:Grimm MU-1 running Roon Server & Ready//Grimm TPM//GRIMM LS1be
SYSTEM 2: Antipodes DX Roon Server// MiniDSP// Grimm TPM// Dutch & Dutch 8C
SYSTEM 2: Antipodes DX Roon Server// MiniDSP// Grimm TPM// Dutch & Dutch 8C