MSI Modern 14 B11MO-891XES RAM upgrade specifications

MSI Modern 14 B11MO-891XES laptop specifications indicate memory upgrade capacity to maximum 64 GB DDR4-SDRAM. The device features 2x SO-DIMM slots for RAM expansion. Compatible memory modules operate at 3200 MHz frequency. Current upgrade slots support DDR4-SDRAM technology in SO-DIMM form factor. Maximum supported capacity represents total memory potential for this MSI Modern 14 B11MO-891XES configuration.

Memory Upgrade Specifications

SpecificationValue
Memory slots2x SO-DIMM
Form factorSO-DIMM
Memory typeDDR4-SDRAM
Frequency3200 MHz
Maximum RAM64 GB
Voltage1.2V
Number of pins260-pin
InterfacePC4
PC Speed RatingPC4-3200 (PC4-25600)
Bandwidth25.6 GB/s
Laptop Release date10 October 2021

Additional Notes

  • The presence of 2 physical SO-DIMM slots confirms that the system maintains a dual-channel memory architecture, which significantly improves integrated graphics performance compared to single-channel configurations.
  • The MSI Modern 14 B11MO-891XES utilizes a non-soldered memory design that allows for the total replacement of factory modules rather than relying on fixed onboard components.
  • Upgrading to the maximum 64 GB capacity requires the installation of 2 matched 32 GB modules, ensuring the memory controller operates with synchronous timing and optimal stability.
  • The 3200 MHz frequency threshold indicates that installing faster modules will result in an automatic down-clocking to match the internal bus limitations of the Tiger Lake processor architecture.
  • Standard voltage DDR4 SO-DIMM modules are required for compatibility because the motherboard circuitry does not support older low-voltage DDR3 or newer DDR5 standards.
  • Accessing the internal memory slots requires the removal of the entire base panel, which may involve penetrating a factory seal sticker depending on regional warranty policies regarding internal component servicing.
  • The physical height constraints of the chassis necessitate the use of standard height modules, as those equipped with thick aftermarket heat spreaders may prevent the bottom case from closing properly.