LENOVO IdeaPad ideapad 330-15AST RAM upgrade specifications

The Lenovo IdeaPad 330-15AST supports DDR4-SDRAM memory upgrades with a maximum capacity of 8 GB. The laptop features one SO-DIMM memory slot for RAM installation. Compatible memory modules operate at 2133 MHz frequency and utilize the SO-DIMM form factor. Specifications indicate this model accepts DDR4 memory upgrades to achieve maximum supported capacity, with upgrade compatibility limited to single-slot configuration.

Memory Upgrade Specifications

SpecificationValue
Memory slots1x SO-DIMM
Form factorSO-DIMM
Memory typeDDR4-SDRAM
Frequency2133 MHz
Maximum RAM8 GB
Voltage1.2V
Number of pins260-pin
InterfacePC4
PC Speed RatingPC4-2133 (PC4-17064)
Bandwidth17.1 GB/s
Laptop Release date18 March 2019

Additional Notes

  • The presence of only 1 SO-DIMM slot means the LENOVO ideapad 330-15AST operates in a single channel memory configuration, which limits memory bandwidth compared to dual channel systems.
  • Upgrading the system requires the total replacement of the existing module rather than adding a second one because the architecture does not support expansion through additional slots.
  • Installing a module with a frequency higher than 2133 MHz will result in the hardware downclocking the RAM to match the maximum clock speed supported by the motherboard chipset.
  • The 8 GB ceiling restricts the device to entry level multitasking and prevents the efficient execution of memory intensive virtual machines or heavy video editing suites.
  • Single channel memory limitations will have a direct impact on the integrated graphics performance as the GPU shares the restricted bandwidth with the central processor.
  • Physical access for the upgrade typical of this chassis series involves removing the entire lower case assembly, which necessitates the use of non marring pry tools to avoid chassis damage.
  • Compatibility is restricted to 1.2V DDR4 modules, as higher voltage modules from older generations are physically and electrically incompatible with the SO-DIMM slot.