LENOVO Yoga 730-15IKB RAM upgrade specifications
The Lenovo Yoga 730-15IKB features DDR4-SDRAM memory configuration with one SO-DIMM slot available for upgrade. The laptop contains on-board memory paired with one replaceable SO-DIMM slot, supporting a maximum RAM capacity of 16 GB. Compatible memory modules operate at 2400 MHz frequency. Upgrade specifications enable users to expand the system's memory capacity by replacing the SO-DIMM module with higher-capacity compatible DDR4 memory, subject to the maximum specifications outlined for the 730-15IKB model.
Memory Upgrade Specifications
| Specification | Value |
|---|---|
| Memory slots | 1x SO-DIMM |
| Form factor | On-board + SO-DIMM |
| Memory type | DDR4-SDRAM |
| Frequency | 2400 MHz |
| Maximum RAM | 16 GB |
| Voltage | 1.2V |
| Number of pins | 260-pin |
| Interface | PC4 |
| PC Speed Rating | PC4-2400 (PC4-19200) |
| Bandwidth | 19.2 GB/s |
| Laptop Release date | 01 June 2019 |
Additional Notes
- The presence of a single SO-DIMM slot alongside soldered memory creates an asynchronous dual-channel environment where only the capacity matching the on-board module operates at peak bandwidth.
- Total memory expansion is strictly limited by the pre-installed on-board chip because the LENOVO Yoga 730-15IKB utilizes a non-removable base memory configuration.
- Installing a module with a frequency higher than 2400 MHz results in automatic downclocking to the system bus limit which increases CAS latency.
- Physical access to the expansion slot requires the removal of the entire lower chassis assembly which may involve breaking factory seals on internal shielding.
- System stability depends on matching the density and rank of the soldered memory chips when selecting the additional module for the expansion slot.
- Bandwidth bottlenecks occur during heavy multitasking once the memory usage exceeds the capacity of the smaller on-board module due to the shift from dual-channel to single-channel flex mode.