LENOVO IdeaPad ideapad 330S-15IKB RAM upgrade specifications

Lenovo IdeaPad 330S-15IKB memory upgrade specifications indicate DDR4-SDRAM compatible RAM modules operating at 2400 MHz frequency. The laptop features one SO-DIMM slot for memory expansion, with maximum RAM capacity of 12 GB. Memory configuration includes on-board integrated memory plus one upgradeable SO-DIMM slot. Specifications support DDR4 memory modules for system performance enhancement.

Memory Upgrade Specifications

SpecificationValue
Memory slots1x SO-DIMM
Form factorOn-board + SO-DIMM
Memory typeDDR4-SDRAM
Frequency2400 MHz
Maximum RAM12 GB
Voltage1.2V
Number of pins260-pin
InterfacePC4
PC Speed RatingPC4-2400 (PC4-19200)
Bandwidth19.2 GB/s
Laptop Release date20 March 2019

Additional Notes

  • The Lenovo IdeaPad 330S-15IKB contains soldered memory on the motherboard, meaning only 1 SO-DIMM slot is accessible for upgrades, limiting total expandable capacity to 12 GB regardless of slot population.
  • DDR4-2400 MHz frequency represents the baseline standard for this generation; third-party DDR4 modules rated at 2666 MHz or higher will operate at 2400 MHz due to BIOS constraints, eliminating any performance gains from faster memory.
  • The single SO-DIMM slot creates a single point of failure for user-replaceable memory; if the slot fails electrically or physically, the system loses all upgrade capability and requires motherboard replacement.
  • Installing a 12 GB SO-DIMM (if available in the market) paired with soldered memory assumes asymmetric channel operation, which may introduce latency penalties compared to symmetric dual-channel configurations on systems with 2 accessible slots.
  • SO-DIMM modules rated for 1.2 V operation are mandatory; standard desktop DDR4 modules at 1.35 V or higher voltages will not fit the laptop's notch configuration and risk electrical damage if force-inserted.
  • Warranty-safe upgrades are restricted to manufacturer-specified Lenovo memory SKUs; third-party modules meeting DDR4 SO-DIMM standards may void coverage if POST failures or instability occur.
  • The 12 GB ceiling prevents future expansion beyond initial upgrades; systems requiring more than 12 GB total memory cannot be satisfied through replacement modules on this platform.