Kingston HyperX FURY Black 64GB Kit 2133MHz DDR4

Kingston HyperX FURY Black 64GB Kit (4x16GB) 2133MHz DDR4 CL14 (HX421C14FBK4/64)

Kingston HyperX FURY Black 64GB Kit (4x16GB) 2133MHz DDR4 CL14 (HX421C14FBK4/64)

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  • Plug and play - HyperX FURY DDR4 is the first product line to offer automatic overclocking up to the highest frequency published. Get the speed you want - hassle free.
  • Optimized for Intel's 100 series and X99 chipsets - The latest generation of DRAM technology for 100 Series chipset or X99 systems, HyperX FURY DDR4 memory is 100% tested and optimized for compatibility and easy overclocking.
  • Low power consumption - HyperX FURY DDR4's lower power requirements result in less heat and higher reliability. Low 1.2 volts draw less power from your system for a cooler and quieter PC.
  • Low profile stylish heat spreader - Stand out from the crowd and show your style with FURY's asymmetrical signature heat spreader.

Specifications Overview

Model HX421C14FBK4/64
Release Date March 2016

* First availability for purchase, it may not correspond to the actual market launch date.

Type 288-pin DIMM DDR4
Speed DDR4-2133 MHz
Size 64GB (4 x 16GB)
CAS Latency 14
First Word Latency 13.13 ns
Voltage 1.2 V
Heat Spreader Yes
ECC Support No
Color Black

RAM First Word Latency Table (nanoseconds)

Latency is measured in nanoseconds, which is a combination of frequency and CAS. Both frequency increases and latency decreases result in better system performance (when latency is the same, always prefer higher frequency if possible).

Frequency (MT/s)

2133 2400 2666 2800 2933 3000 3200 3300 3333 3400 3466 3600 3666 3733
13 12.19 10.83 9.75 9.29 8.86 8.67 8.13 7.88 7.80 7.65 7.50 7.22 7.09 6.96
14 13.13 11.67 10.50 10.00 9.55 9.33 8.75 8.48 8.40 8.24 8.08 7.78 7.64 7.50
15 14.06 12.50 11.25 10.71 10.23 10.00 9.38 9.09 9.00 8.82 8.66 8.33 8.18 8.04
16 15.00 13.33 12.00 11.43 10.91 10.67 10.00 9.70 9.60 9.41 9.23 8.89 8.73 8.57
17 15.94 14.17 12.75 12.14 11.59 11.33 10.63 10.30 10.20 10.00 9.81 9.44 9.27 9.11
18 16.88 15.00 13.50 12.86 12.27 12.00 11.25 10.91 10.80 10.59 10.39 10.00 9.82 9.64
19 17.82 15.83 14.25 13.57 12.96 12.67 11.88 11.52 11.40 11.18 10.96 10.56 10.37 10.18
20 18.75 16.67 15.00 14.29 13.64 13.33 12.50 12.12 12.00 11.76 11.54 11.11 10.91 10.72
21 19.69 17.50 15.75 15.00 14.32 14.00 13.13 12.73 12.60 12.35 12.12 11.67 11.46 11.25
22 20.63 18.33 16.50 15.71 15.00 14.67 13.75 13.33 13.20 12.94 12.69 12.22 12.00 11.79
23 21.57 19.17 17.25 16.43 15.68 15.33 14.38 13.94 13.80 13.53 13.27 12.78 12.55 12.32
24 22.50 20.00 18.00 17.14 16.37 16.00 15.00 14.55 14.40 14.12 13.85 13.33 13.09 12.86
25 23.44 20.83 18.75 17.86 17.05 16.67 15.63 15.15 15.00 14.71 14.43 13.89 13.64 13.39
CAS (clock cycles) Lower latency means faster memory.

Cheapest alternatives with equal or better performance

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