MSI Prestige P65 9SF-891FR Creator RAM upgrade specifications
The MSI Prestige P series P65 9SF-891FR Creator laptop features DDR4-SDRAM memory upgrade specifications with two SO-DIMM slots supporting maximum capacity of 64 GB RAM. Compatible memory modules operate at 2666 MHz frequency. Existing memory configuration specifications and compatible DDR4 SO-DIMM upgrades are available for this Creator series mobile workstation model.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 2x SO-DIMM |
| Form factor | SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 2666 MHz |
| Maximum RAM | 64 GB |
| Voltage | 1.2V |
| Number of pins | 260-pin |
| Interface | PC4 |
| PC Speed Rating | PC4-2666 (PC4-21328) |
| Bandwidth | 21.3 GB/s |
| Laptop Release date | 28 August 2019 |
Additional Notes
- The internal motherboard layout requires complete removal of the system board to access the memory slots because the MSI P65 9SF-891FR Creator utilizes a flipped motherboard design.
- Dual channel architecture mandates the installation of identical module capacities in both slots to ensure peak memory bandwidth for rendering and creative workloads.
- High density 32 GB modules are necessary to reach the maximum supported capacity due to the two slot physical limitation.
- Installing modules with frequencies higher than 2666 MHz results in automatic downclocking to match the baked in processor memory controller limitations.
- Voltage requirements are restricted to 1.2V standard DDR4 specifications as the BIOS lacks manual voltage offset controls for high performance overclocked memory.
- Thermal management constraints within the thin chassis imply that modules with thick integrated heat spreaders may interfere with the bottom panel closure or internal ribbon cables.
- The absence of soldered memory on the board allows for a full replacement of the factory hardware without leaving non removable legacy components to bottleneck the system.