What can you say? Installing, computer boot up or some settings in the BIOS, and you have 8GB more good memory! The possibility at any time to pick up another bar and then use the composite in, one has. And I think that's also important. For the quality you have to say anything. if really what should be times, I can say from personal experience that one without problems on warranty replacement gets at Corsair. But that is certainly the exception. I buy me back a .....