ASUS ROG GA502IV-HN042 RAM upgrade specifications
The ASUS ROG Zephyrus G15 GA502IV-HN042 features DDR4-SDRAM memory with one SO-DIMM slot available for upgrades. Maximum supported capacity reaches 24 GB, operating at 3200 MHz frequency. Memory configuration includes on-board RAM plus one upgradeable SO-DIMM slot. Compatible DDR4 modules can be installed to expand system memory specifications within manufacturer compatibility guidelines and maximum capacity limits.
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 ASUS ROG GA502IV-HN042 contains soldered memory integrated into the motherboard, with only 1 user-accessible SO-DIMM slot available for expansion. This asymmetrical configuration limits total capacity to 24 GB and prevents matching memory modules across both channels, resulting in single-channel operation from the SO-DIMM upgrade path alone.
- Upgrading the SO-DIMM slot to maximum capacity requires a 16 GB module, as the on-board portion occupies the remaining 8 GB allocation. Third-party DDR4-3200 SO-DIMM modules must match the OEM frequency specification to maintain factory support and avoid stability issues from automatic BIOS voltage adjustments.
- The single SO-DIMM configuration prevents future memory replacement without removing the entire upgrade module. Should the soldered memory fail, the entire motherboard requires replacement; the SO-DIMM upgrade cannot serve as a workaround.
- Memory bandwidth constraints emerge from asymmetrical population. Unmatched module pairs operate in flex mode rather than dual-channel, reducing theoretical throughput by approximately 50 percent compared to balanced configurations. Gaming and content creation workflows dependent on memory bandwidth will not achieve optimal performance.
- Warranty coverage for third-party SO-DIMM installation varies by region and retailer policy. Memory upgrades sourced through ASUS authorized channels carry standard depot support, while non-OEM modules may trigger exclusions in certain jurisdictions.