F5F Stay Refreshed Hardware Desktop Yes, the i9-12900KS supports 128GB DDR5 memory.

Yes, the i9-12900KS supports 128GB DDR5 memory.

Yes, the i9-12900KS supports 128GB DDR5 memory.

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jmoorse
Member
62
04-07-2021, 07:49 AM
#1
Check compatibility carefully. The i9-12900KS supports up to 5600MHz RAM, but the G.Skill Z5 4x32GB at 6000MHz may not fit due to memory controller limitations. Using 5600MHz is likely feasible if the system meets other requirements.
J
jmoorse
04-07-2021, 07:49 AM #1

Check compatibility carefully. The i9-12900KS supports up to 5600MHz RAM, but the G.Skill Z5 4x32GB at 6000MHz may not fit due to memory controller limitations. Using 5600MHz is likely feasible if the system meets other requirements.

R
R_S
Junior Member
16
04-07-2021, 03:08 PM
#2
Intel Core i9-912900K offers up to 5.0 GHz with manual overclocking enabled.
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R_S
04-07-2021, 03:08 PM #2

Intel Core i9-912900K offers up to 5.0 GHz with manual overclocking enabled.

K
kellys_n
Junior Member
29
04-07-2021, 06:22 PM
#3
It’s likely that pushing your memory configuration to its limits won’t be reliable at very high clock speeds, particularly during the early stages of DDR5. The impact on DIMM pricing can vary, but if changes are minimal, you might want to experiment with lower clock speeds until stability is achieved.
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kellys_n
04-07-2021, 06:22 PM #3

It’s likely that pushing your memory configuration to its limits won’t be reliable at very high clock speeds, particularly during the early stages of DDR5. The impact on DIMM pricing can vary, but if changes are minimal, you might want to experiment with lower clock speeds until stability is achieved.

K
kbleacher
Junior Member
5
04-12-2021, 06:37 PM
#4
Alderlake generally avoids 4 stick configurations but achieving around 6000 with extensive tuning seems feasible. Quad rank options are uncertain and could significantly impact performance and speed. It might be better to target Ryzen 7000 or 13th gen chips, especially with DDR5 support. Consumers may benefit from 32gbit interfaces in the future, which could ease the load on the IMCC and shift to dual-rank 2 DDR5 instead of quad-rank 4.
K
kbleacher
04-12-2021, 06:37 PM #4

Alderlake generally avoids 4 stick configurations but achieving around 6000 with extensive tuning seems feasible. Quad rank options are uncertain and could significantly impact performance and speed. It might be better to target Ryzen 7000 or 13th gen chips, especially with DDR5 support. Consumers may benefit from 32gbit interfaces in the future, which could ease the load on the IMCC and shift to dual-rank 2 DDR5 instead of quad-rank 4.

M
Magister_Magi
Member
151
04-12-2021, 08:16 PM
#5
Operating on a 64GB system with 4000MHz C18 on an i9 12900K, achieving expected benchmarks. DDR5 was scarce at the time, so DDR4 was reliable and well-established. It's interesting how the platform supports two memory types, offering flexibility for upgrades.
M
Magister_Magi
04-12-2021, 08:16 PM #5

Operating on a 64GB system with 4000MHz C18 on an i9 12900K, achieving expected benchmarks. DDR5 was scarce at the time, so DDR4 was reliable and well-established. It's interesting how the platform supports two memory types, offering flexibility for upgrades.