Product Highlights

  • 4GB Laptop Gaming RAM
  • DDR4 2133MHz
  • CL 13
  • 46.5ns (min.) Row Cycle Time (tRCmin)
  • 260ns (min.) tRFCmin
  • 1.2V Maximum Operating Power 
  • 6.7 x 3 x 0.7cm


What's in the box: 

1 X Kingston HyperX Impact Black 4GB D& 68R4 2133MHz Laptop Gaming RAM - Low Voltage (1.2V - HX421S13IB/4)

Feature Highlights

HyperX HX421S13IB/4 is a 512M x 64-bit (4GB) DDR4-2133 CL13 SDRAM (Synchronous DRAM) 1Rx8, memory module, based on eight 512M x 8-bit DDR4 FBGA components. Each module supports Intel® Extreme Memory Profiles (Intel® XMP) 2.0. This module has been tested to run at DDR4-2133 at a low latency timing of 13-13-13 at 1.2V. Additional timin& 103 parameters are shown in the PnP Timing Parameters section below. The JEDEC standard electrical and mechanical specifications are as follows:


CL(IDD) 13 cycles

Row Cycle Time (tRCmin) 46.5ns (min.)

Refresh to Active/Refresh 260ns (min.)

Command Time (tRFCmin)

Row Active Time (tRASmin) 33ns (min.)

Maximum Operating Power TBD W*

UL Rating 94 V - 0

Operating Temperatur&# 01 0°C to 85°C

Storage Temperature -55°C to +100°C

*Power will vary depending on the SDRAM used.


• Power Supply: VDD = 1.2V Typical

• VDDQ = 1.2V Typical

• VPP - 2.5V Typical

• VDDSPD = 2.25V to 3.6V

• On-Die termination (ODT)

• 16 internal banks; 4 groups of 4 banks each

&aci c;€¢ Bi-Directional Differential Data Strobe

• 8 bit pre-fetch

• Burst Length (BL) switch on-the-fly BL8 or BC4(Burst Chop)

• Height 1.18” (30.00mm)


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RM 168.00
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