MSI Modern 14 B4MW AMD-015 RAM upgrade specifications

MSI 14 B4MW AMD-015 MSI 14 B4MW AMD-015 MSI 14 B4MW AMD-015 MSI 14 B4MW AMD-015 MSI 14 B4MW AMD-015

The MSI Modern 14 B4MW AMD-015 laptop features two SO-DIMM memory slots supporting DDR4-SDRAM upgrades. Maximum RAM capacity reaches 64 GB total, with compatible memory operating at 2666 MHz frequency. Upgrade specifications indicate SO-DIMM form factor modules are required for memory expansion on this model. The laptop supports DDR4 memory upgrades in both available slots to enhance system performance and multitasking capabilities.

Memory Upgrade Specifications

SpecificationValue
Memory slots2x SO-DIMM
Form factorSO-DIMM
Memory typeDDR4-SDRAM
Frequency2666 MHz
Maximum RAM64 GB
Voltage1.2V
Number of pins260-pin
InterfacePC4
PC Speed RatingPC4-2666 (PC4-21328)
Bandwidth21.3 GB/s
Laptop Release date09 March 2021

Additional Notes

  • The MSI Modern 14 B4MW AMD-015 uses DDR4-SDRAM operating at 2666 MHz, which represents a bandwidth ceiling of approximately 21 GB/s per channel. This frequency is below contemporary DDR4 standards (3200 MHz+), potentially creating a performance constraint when paired with newer AMD Ryzen processors that benefit from higher memory clock speeds.
  • With 2 SO-DIMM slots and a 64 GB maximum capacity, the dual-slot architecture requires both slots to be populated to reach maximum memory configuration. Upgrading to 64 GB necessitates complete slot replacement rather than additive expansion, as single-slot configurations are limited to 32 GB per module.
  • SO-DIMM modules are physically shorter than standard DIMM form factors, making them incompatible with desktop-class memory slots. Replacement modules must explicitly support the SO-DIMM specification to achieve proper seating and electrical contact.
  • DDR4-2666 compatibility with Ryzen mobile processors may result in throttled performance relative to the processor's rated specifications, as many AMD Ryzen platforms are validated at DDR4-3200 or higher. Memory clock speed can directly impact CPU-to-memory latency cycles, affecting compute-bound workloads.
  • Warranty safety for RAM upgrades typically permits replacement with equivalent or identical specifications from authorized vendors. Upgrading to faster DDR4 modules (3200 MHz+) while maintaining the SO-DIMM form factor carries no inherent risk, though such upgrades operate at the lower frequency due to BIOS constraints in this platform generation.