The Seasonic VERTEX GX-1200 wins in 3 out of 9 comparable specs, with 4 ties. Its biggest advantage is SATA Connectors (125% better).
MPG A750G PCIE5 wins in 2 specs (PCIe Connectors: 75% better).
Recommendation
Choose VERTEX GX-1200 if you want the best overall performance — especially sata connectors.
Choose MPG A750G PCIE5 if pcie connectors matters more to you.
