Recommended DDR5 RAM speeds for the Ryzen 7 9850X3D?

Question

I'm planning a new build around the upcoming Ryzen 7 9850X3D and want to make sure I pick the right memory kit to avoid any bottlenecks. I know Ryzen's 3D V-Cache is less sensitive to RAM speeds than standard chips, but I’m curious where the 'sweet spot' lies for the 9000 series. I've been looking at 6000MT/s CL30 kits as a safe bet, but would it be worth pushing for 6400MT/s or even higher with the new memory controller? I'm mainly focused on 1440p gaming and want the best 1% lows possible. For those tracking the latest benchmarks or leaks, what frequency and latency combo should I be aiming for to get the most out of this CPU?

BasilBard · Accepted Answer

Honestly, I've been in that same spot recently and I'd suggest sticking to the safer side. For my own setup, I went with G.Skill Trident Z5 Neo RGB 32GB (2x16GB) DDR5-6000 CL30-38-38-96 and I'm super happy with it.

Here's what I recommend based on my experience:
- Stick with 6000MT/s CL30 for total stability
- Don't stress too much about 6400MT/s unless you love troubleshooting BIOS settings

I mean, the 9000 series memory controller is better, but Ryzen is still kinda picky sometimes. I tried pushing higher on a previous build and ended up with random crashes during long gaming sessions, which literally ruined my night lol. With the Corsair Vengeance RGB 32GB (2x16GB) DDR5 6000MHz CL30 AMD Expo, everything just works perfectly without any headaches. Since you're targeting 1440p on a 9850X3D, that massive L3 cache is gonna do most of the heavy lifting for those 1% lows anyway! Better to have a rock-solid system than gain maybe 1-2 FPS at the cost of stability, right? gl with the build!!

LemonLullaby · Answer

Curious about one thing: what motherboard are you planning to pair with the 9850X3D? tbh, even tho 6000MT/s is the safe bet, some of the newer X870E boards handle higher frequencies much better.

I tried pushing for higher speeds on my last build and honestly had a nightmare with stability on anything over 6000... super frustrating. Still, depending on ur board, you might want to compare:

* **Safe Bet:** Teamgroup T-Force Delta RGB DDR5-6000 CL30 32GB (2x16GB) - basically guaranteed to work with EXPO profiles.
* **Pushing it:** Kingston Fury Renegade DDR5-6400 CL32 32GB (2x16GB) - might give u those better 1% lows if the FCLK plays nice!

Let me know the mobo model and I can give better technical advice!!

BoardroomBandit · Answer

So basically the consensus is 6000MT/s CL30 is the way to go cuz stability is king. I remember wasting money on crazy fast sticks once and my PC wouldn't even boot... total nightmare. Since the 3D cache does the heavy lifting anyway, I'd suggest saving some cash with Silicon Power Zenith DDR5 32GB (2x16GB) 6000MT/s CL30. It’s usually around $90 and performs basically the same as the expensive stuff. gl with the build!