ACER Predator PH317-53-78V4 RAM upgrade specifications

ACER PH317-53-78V4 ACER PH317-53-78V4 ACER PH317-53-78V4 ACER PH317-53-78V4 ACER PH317-53-78V4

The ACER Predator Helios 300 PH317-53-78V4 features DDR4-SDRAM memory with 2x SO-DIMM slots supporting maximum RAM capacity of 32 GB. Compatible upgrade modules operate at 2666 MHz frequency. Specifications indicate SO-DIMM form factor for memory installation, enabling RAM expansion within the defined capacity and slot limitations of this laptop model.

Memory Upgrade Specifications

SpecificationValue
Memory slots2x SO-DIMM
Form factorSO-DIMM
Memory typeDDR4-SDRAM
Frequency2666 MHz
Maximum RAM32 GB
Voltage1.2V
Number of pins260-pin
InterfacePC4
PC Speed RatingPC4-2666 (PC4-21328)
Bandwidth21.3 GB/s
Laptop Release date03 February 2020

Additional Notes

  • The dual channel architecture requires identical module pairs to achieve full memory bandwidth and prevent synchronous timing mismatches.
  • Installing modules with frequencies higher than 2666 MHz results in automatic downclocking to meet the hardware controller limitation of the ACER Predator PH317-53-78V4 motherboard.
  • Physical access to the SO-DIMM slots typically involves removing the entire bottom chassis panel which may expose internal components to electrostatic discharge risks.
  • Memory density is restricted to 16 GB per slot as the system firmware cannot address 32 GB single stick configurations.
  • Mixing modules with different CAS latencies forces the system to operate at the slowest common denominator affecting overall calculation speed.
  • The utilize of DDR4-SDRAM indicates a 260-pin interface which is physically incompatible with older DDR3 or newer DDR5 hardware generations.
  • Thermal headroom within the chassis may decrease slightly when both slots are occupied due to increased power draw and heat dissipation from the additional silicon.