MSI Gaming GS77 12UH-058BE Stealth RAM upgrade specifications

The MSI GS77 12UH-058BE Stealth gaming laptop contains two SO-DIMM slots for memory expansion. The system supports DDR5-SDRAM modules operating at 4800 MHz frequency. Maximum RAM capacity reaches 64 GB when both slots are populated with compatible modules. Current memory specifications and upgrade options are available for this GS series model. Existing memory modules can be replaced or additional capacity added within the defined slot configuration and maximum specifications.

Memory Upgrade Specifications

SpecificationValue
Memory slots2x SO-DIMM
Form factorSO-DIMM
Memory typeDDR5-SDRAM
Frequency4800 MHz
Maximum RAM64 GB
Voltage1.1V
Number of pins262-pin
InterfacePC5
PC Speed RatingPC5-4800 (PC5-38400)
Bandwidth38.4 GB/s
Laptop Release date26 January 2022

Additional Notes

  • The dual channel architecture requires symmetrical module pairing to maintain 128 bit memory bus width for optimal integrated graphics performance.
  • Physical access to the motherboard on the MSI GS77 12UH-058BE Stealth necessitates the removal of the bottom chassis cover which typically involves penetrating a factory seal sticker.
  • Utilization of 4800 MHz DDR5 modules results in lower operating voltages of 1.1V compared to previous generations which reduces thermal load on the compact SO-DIMM slots.
  • The 64 GB maximum threshold indicates a limitation of the firmware or chipset capability rather than the physical density of modern 48 GB modules which may lack BIOS compatibility.
  • Mixing modules with different timings forces the system to downclock to the highest common latency which creates a performance bottleneck during high bandwidth gaming scenarios.
  • The absence of soldered memory chips allows for the total replacement of factory hardware if a single module fails after the warranty period.
  • Implementation of on-die Error Correction Code inherent to this memory type provides enhanced system stability during long duration rendering tasks without the need for specialized server grade components.