Please forward this error screen most ram slots on a motherboard sharedip-160153411. Diamond symbols linked to decision text.
ATX power supply before working inside PC. Is the CPU temperature stable? The same is true for running in hot weather without air conditioning. Motherboard, CPU and RAM failure chapter.
GPU and using an add-in graphics adapter as a test. System Tools, which is buried in the Programs menu under Accessories. Another test is to boot in Safe Mode and see if the problems go away.