Download FAQ All Specification / Capacity / Performance Setup / Operation Compatibility Why does Transcend include the Proposition 65 warning? Why won't my computer boot after a module is installed? What is the difference between SDRAM, DDR1, DDR2, DDR3 and DDR4? Is DDR4 backward compatible with DDR3, DDR2 and DDR1? Why is it that the system of my computer became unstable after I installed Transcend's module? How do I install and use the free Memtest86+ software to test my modules? What are the data transfer rates for DDR, DDR2, DDR3 and DDR4? What is a dual-channel memory module? Is there any limitation in use? Why can't I use DDR2 and DDR3 modules together if both have 240Pin? How come my 32-bit operating system would not recognize memory modules with capacity larger than 4GB, or fails to boot when such a memory is installed? What is the difference between dual channel kit and triple channel kit memory modules? « 1 2 » Technical Support If the answer can't help you, you can contact the Tech Support Department Get started Compatibility Video Tutorials Sorry, no results were found. Please contact us if you require any further help. Get started