ASUS ROG GA503QM-HQ008T RAM upgrade specifications
The ASUS ROG Zephyrus G15 GA503QM-HQ008T contains DDR4-SDRAM memory with one SO-DIMM slot available for upgrade. The laptop features 8GB on-board memory soldered to the motherboard, with one expandable SO-DIMM slot supporting up to 16GB modules. Maximum compatible RAM capacity reaches 24GB total when utilizing the single upgrade slot. Memory specifications include DDR4-3200MHz operating frequency. Compatible upgrade modules must be DDR4 SO-DIMM format matching the 3200MHz speed specification for optimal performance and compatibility with 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 | 02 February 2021 |
Additional Notes
- The hardware architecture of the ASUS ROG GA503QM-HQ008T relies on a split memory configuration where 8 GB is permanently soldered to the motherboard.
- Dual channel performance benefits only apply to the capacity matched between the soldered memory and the first 8 GB of the expansion module.
- Asymmetrical memory configurations exceeding 16 GB total will cause the system to operate in flex mode where the surplus capacity runs in single channel bandwidth.
- The presence of only 1 physical SO-DIMM slot prevents the replacement of the primary memory bank to increase the frequency beyond factory hardwired limits.
- Upgrade paths are restricted to a single 16 GB module to reach the maximum supported ceiling of 24 GB.
- Latency synchronization issues occur if the replacement module does not match the CL timing profiles of the integrated on board chips.
- Physical access to the expansion slot requires removal of the bottom chassis panel which exposes internal thermal components to static discharge risks.