4-in-1 DDR3/DDR4/DDR5UDMM/DDR5RDIMM Memory Diagnostic Tester Card Universal R…
Suitable for desktop DDR3 and DDR4 as well as DDR5 and server DDR5 4 types. Consistent brightness across LEDs confirms functional circuits, while flashing or unlit LEDs pinpoint specific issues, helping users isolate faults without guesswork.