ASUS ROG GA503QR-HQ136R RAM upgrade specifications
ASUS ROG Zephyrus G15 GA503QR-HQ136R supports DDR4-SDRAM memory upgrades with one accessible SO-DIMM slot. The laptop features on-board memory combined with a single upgradeable slot, enabling maximum RAM capacity of 48 GB. Compatible memory modules operate at 3200 MHz frequency. The upgrade specifications indicate a single memory slot available for user installation, allowing expansion beyond the factory-configured memory capacity for enhanced multitasking and performance capabilities.
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 | 48 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 | 20 November 2021 |
Additional Notes
- The presence of on-board memory means a portion of the system RAM is non-removable and soldered directly to the motherboard, limiting hardware repairs if that specific chip fails.
- Dual-channel memory performance is only active for the capacity where the SO-DIMM matches the on-board chip size, after which the remaining capacity operates in slower single-channel mode.
- The ASUS ROG GA503QR-HQ136R utilizes a single expansion slot which necessitates replacing the existing module rather than adding to it for any capacity increases.
- System stability depends on matching the 3200 MHz frequency of the soldered memory, as installing lower-rated modules forces the entire system to downclock to the slowest speed.
- The 48 GB maximum threshold indicates a configuration consisting of 16 GB soldered memory paired with a 32 GB expansion module.
- Upgrading memory requires temporary disconnection of the internal battery to prevent short circuits on the motherboard, as the SO-DIMM slot resides near sensitive power delivery components.
- Accessing the memory slot involves removing the bottom chassis panel, which requires a specific screwdriver set to avoid stripping the screws and potentially impacting warranty terms regarding physical damage.