ASUS ROG GA401QE-K2118T-BE RAM upgrade specifications
ASUS ROG Zephyrus G14 model GA401QE-K2118T-BE supports DDR4-SDRAM memory upgrades. The laptop features one SO-DIMM slot compatible with DDR4 modules operating at 3200 MHz frequency. Maximum memory capacity reaches 24 GB total, combining on-board memory with upgradeable SO-DIMM slot. Specifications indicate single-slot upgrade configuration for RAM expansion on this gaming laptop model.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 1x SO-DIMM |
| Form factor | On-board + SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 3200 MHz |
| Maximum RAM | 24 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 | 13 July 2021 |
Additional Notes
- The ASUS ROG GA401QE-K2118T-BE features a hybrid memory architecture with soldered RAM on the motherboard alongside a single SO-DIMM slot, limiting flexibility compared to dual-slot configurations.
- The 24 GB maximum capacity indicates 8 GB of non-removable soldered memory, leaving the SO-DIMM slot available for a single 16 GB module to reach the system ceiling.
- Removing or replacing the soldered memory component requires motherboard-level intervention, which falls outside warranty-protected user serviceability.
- Single-channel bandwidth applies when only the soldered memory operates alone, while dual-channel mode activates when a SO-DIMM module matches the soldered capacity in a flex mode configuration.
- Installing a module with capacity exceeding 16 GB will not increase total memory beyond 24 GB due to chipset or BIOS limitations enforced by the manufacturer.
- The 3200 MHz specification requires DDR4 modules rated at PC4-25600 to operate at full speed without downclocking.
- Mixing different memory speeds will force the entire system to operate at the frequency of the slowest module installed.
- Non-matching capacities between the soldered memory and SO-DIMM module result in asymmetric dual-channel operation, where only the matched portion runs in dual-channel mode.
- Access to the SO-DIMM slot typically requires bottom panel removal, which may void seals or warranties depending on regional service policies.
- DDR4 SO-DIMM modules measure 69.6 mm in length with a 260-pin interface, incompatible with DDR3 or DDR5 physical and electrical standards.
- Gaming and content creation workloads benefit more significantly from dual-channel operation than from asymmetric configurations with higher total capacity.
- Thermal considerations apply in compact laptop chassis where memory modules generate additional heat near processor and GPU thermal zones.