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Review on πŸ’» G.SKILL Ripjaws 4 Series 32GB DDR4 2666 Desktop Memory - F4-2666C15Q-32GRR: Expert Review, Price Comparison, and Performance Analysis by Phillip Jaylon

Revainrating 5 out of 5

Excellent - as usual! - Memory

I have a 7800X and previously had a 5820K and I migrated my G.Skill 2133 RAM. There were no issues but I wanted to run it at the maximum speed the processor can handle, that's 2400. At the same time I was thinking about getting a 9800X that uses 2666. While I could overclock my 2133 I figured I'd get them, overclock to 2400 and use for 2666 when upgrading. No matter what you say, I still think there's something funny about XMP! What I've learned from DDR3 is that unusually high speeds seem abnormal and bring no real benefit. It is best to always use the fastest RAM supported by the processor. To give you an example, I installed this @XMP 2666 (only 1 profile) and it worked without any problems, but there was still a little jiggling or it wasn't SMOOTH. I then lowered it to 2400 and tried 15-15-15-35 now I run it at 14-14-14-31 and they are both smooth and fast! Is it faster than XMP 2666? Well, it doesn't seem to be any slower, but it works a lot better! While the OC 2133 was comparable (I only tried 14-15-15-35), I feel better underclocked than overclocked as it has more headroom. . So whichever memory controller is on the CPU always seems to work best, as that RAM would fluctuate at 2666 when playing some games at high details, but didn't fluctuate at 2400, which is what the CPU does. That. bottom line

Pros
  • Internal Components
Cons
  • May Corrupt