ASUS ROG GA401QM-K2039T RAM upgrade specifications

ASUS GA401QM-K2039T ASUS GA401QM-K2039T ASUS GA401QM-K2039T ASUS GA401QM-K2039T ASUS GA401QM-K2039T

ASUS ROG Zephyrus G14 model GA401QM-K2039T supports DDR4-SDRAM memory upgrade with one SO-DIMM slot available. Maximum RAM capacity reaches 24 GB through upgrade configuration. Compatible memory operates at 3200 MHz frequency. Laptop features mixed memory architecture with on-board soldered components and one upgradeable SO-DIMM slot for expanding system memory specifications.

Memory Upgrade Specifications

SpecificationValue
Memory slots1x SO-DIMM
Form factorOn-board + SO-DIMM
Memory typeDDR4-SDRAM
Frequency3200 MHz
Maximum RAM24 GB
Voltage1.2V
Number of pins260-pin
InterfacePC4
PC Speed RatingPC4-3200 (PC4-25600)
Bandwidth25.6 GB/s
Laptop Release date14 July 2021

Additional Notes

  • The ASUS ROG GA401QM-K2039T features a hybrid memory configuration with one permanently soldered module paired with a single SO-DIMM expansion slot, preventing complete memory replacement.
  • The 24 GB maximum capacity indicates 8 GB of soldered memory on the motherboard, leaving 16 GB as the highest compatible SO-DIMM module size for dual-channel operation.
  • Dual-channel bandwidth functions only when the SO-DIMM capacity matches or exceeds the soldered module size, with any excess operating in single-channel mode at reduced bandwidth.
  • Installing a SO-DIMM smaller than 8 GB creates asymmetric memory allocation, forcing all capacity into flex mode with mixed single and dual-channel access patterns.
  • DDR4-3200 timing compatibility requires SO-DIMM modules rated at JEDEC standard or XMP profiles matching this frequency to avoid automatic downclocking.
  • The single SO-DIMM design limits future expansion to one upgrade event, as no additional slots exist for incremental capacity increases beyond the initial installation.
  • Physical access typically requires bottom panel removal on this chassis design, with the soldered component remaining permanently inaccessible for service or replacement.
  • Warranty preservation depends on using manufacturer-approved SO-DIMM specifications, as incompatible voltage or non-standard modules may void coverage during installation.
  • The on-board memory creates a fixed baseline performance floor that persists regardless of SO-DIMM configuration, preventing total memory subsystem failure if the expansion module develops errors.
  • Memory-intensive workloads exceeding 24 GB require external solutions or system replacement, as no internal expansion path exists beyond this architectural limitation.