Crucial 16GB (2 x 8GB) DDR5 4800 RAM

Crucial 16GB (2 x 8GB) DDR5 4800 UDIMM CT2K8G48C40U5

Crucial 16GB (2 x 8GB) DDR5 4800 UDIMM CT2K8G48C40U5

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  • Harness Blazing Speeds At 4800Mhz — 1.5X Faster Than DDR4
  • Game At Higher Frame Rates And Run Demanding Software With Nearly 2X The Bandwidth Of DDR4
  • Empower Your System For The Next-Generation Multi-Core Cpus
  • Optimize Efficiency With DDR5’S Innovative Improvements And On-Module Power Management
  • ECC Type = Non-ECC, Form Factor = UDIMM, Pin Count = 288-Pin, PC Speed = PC5-38400, Voltage = 1.1V

Specifications Overview

Model CT2K8G48C40U5
Type 288-pin DIMM DDR5
Speed DDR5-4800 MHz
Size 16GB (2 x 8GB)
CAS Latency 40
First Word Latency 16.66 ns
Voltage 1.1 V
Heat Spreader
ECC Support

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)

4400 4800 5000 5200 5600 6000 6200 6400 6600 6800 7000 7200 7600 7800
36 16.36 15.00 14.40 13.85 12.86 12.00 11.61 11.25 10.91 10.59 10.29 10.00 9.47 9.23
37 16.82 15.42 14.80 14.23 13.21 12.33 11.94 11.56 11.21 10.88 10.57 10.28 9.74 9.49
38 17.27 15.83 15.20 14.62 13.57 12.67 12.26 11.88 11.52 11.18 10.86 10.56 10.00 9.74
39 17.73 16.25 15.60 15.00 13.93 13.00 12.58 12.19 11.82 11.47 11.14 10.83 10.26 10.00
40 18.18 16.67 16.00 15.38 14.29 13.33 12.90 12.50 12.12 11.76 11.43 11.11 10.53 10.26
41 18.64 17.08 16.40 15.77 14.64 13.67 13.23 12.81 12.42 12.06 11.71 11.39 10.79 10.51
42 19.09 17.50 16.80 16.15 15.00 14.00 13.55 13.13 12.73 12.35 12.00 11.67 11.05 10.77
43 19.55 17.92 17.20 16.54 15.36 14.33 13.87 13.44 13.03 12.65 12.29 11.94 11.32 11.03
44 20.00 18.33 17.60 16.92 15.71 14.67 14.19 13.75 13.33 12.94 12.57 12.22 11.58 11.28
45 20.45 18.75 18.00 17.31 16.07 15.00 14.52 14.06 13.64 13.24 12.86 12.50 11.84 11.54
46 20.91 19.17 18.40 17.69 16.43 15.33 14.84 14.38 13.94 13.53 13.14 12.78 12.11 11.79
CAS (clock cycles) Lower latency means faster memory.

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