MSI Stealth 15M A11UEK-047AU RAM upgrade specifications
The MSI Stealth 15M A11UEK-047AU laptop features DDR4-SDRAM memory upgrade specifications with 2x SO-DIMM slots supporting a maximum capacity of 64 GB total RAM. The memory operates at 3200 MHz frequency and utilizes SO-DIMM form factor modules. Compatible memory upgrades must match DDR4-SDRAM specifications for optimal performance with the MSI 15M series configuration.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 2x SO-DIMM |
| Form factor | SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 3200 MHz |
| Maximum RAM | 64 GB |
| Voltage | 1.2V |
| Number of pins | 260-pin |
| Interface | PC4 |
| PC Speed Rating | PC4-3200 (PC4-25600) |
| Bandwidth | 25.6 GB/s |
| Laptop Release date | 19 January 2021 |
Additional Notes
- The MSI Stealth 15M A11UEK-047AU uses standard laptop memory modules, requiring SO-DIMM form factor rather than desktop DIMM modules which are physically incompatible with the motherboard slots.
- DDR4-SDRAM architecture means DDR3, DDR3L, or DDR5 modules will not fit due to different notch positions and voltage requirements, preventing incorrect installation.
- Both memory slots are accessible, allowing dual-channel configuration for increased bandwidth when matched modules are installed in pairs.
- The 64 GB maximum capacity indicates support for 32 GB modules per slot, though availability of SO-DIMM modules at this density may be limited compared to 16 GB options.
- 3200 MHz native frequency support ensures modules rated at this speed will run at full specification without requiring manual BIOS adjustments or XMP profile activation.
- Installing a single module will operate in single-channel mode, effectively halving memory bandwidth compared to dual-channel configuration despite identical capacity.
- Modules rated above 3200 MHz will typically downclock to match the maximum supported frequency, making higher-speed purchases unnecessary for performance gains.
- Mixing modules with different speeds will force all modules to operate at the lowest common frequency, potentially underutilizing faster modules.
- SO-DIMM modules operate at 1.2V for DDR4, and mixing with incompatible voltage specifications can prevent system boot or cause stability issues.
- The 11th generation Intel processor in this model supports dual-channel DDR4-3200, aligning with the memory controller's native bandwidth capabilities without bottlenecking.
- Upgrading from factory-installed capacity requires accessing the bottom panel, where warranty seals may be present depending on regional regulations.
- Non-matching module timings between slots may cause the system to use looser timings across both channels, slightly increasing latency.