OLOy 16GB (2 x 8GB) DDR4 4000

OLOy 16GB (2 x 8GB) 288-Pin DDR4 4000 (PC4 32000) MD4U0840180BJ0DA

OLOy 16GB (2 x 8GB) 288-Pin DDR4 4000 (PC4 32000) MD4U0840180BJ0DA

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  • OLOy 16GB (2 x 8GB) 288-Pin DDR4 SDRAM DDR4 4000 (PC4 32000) Desktop Memory Model MD4U0840180BJ0DA CAS Latency: 18 Voltage: 1.40V Multi-channel Kit: Dual Channel Kit Timing: 18-22-22-42 Recommend Use: AMD & Intel Compatible Buffered/Registered: Unbuffered Heat Spreader: Yes Color: Owl Black

Specifications Overview

Model MD4U0840180BJ0DA
Type 288-pin DIMM DDR4
Speed DDR4-4000 MHz
Size 16GB (2 x 8GB)
CAS Latency 18
Timing 18-22-22-42
First Word Latency 9 ns
Voltage 1.4 V
Heat Spreader
ECC Support
Color Owl 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)

3400 3466 3600 3666 3733 3800 3866 4000 4133 4200 4266 4300 4333 4400
16 9.41 9.23 8.89 8.73 8.57 8.42 8.28 8.00 7.74 7.62 7.50 7.44 7.39 7.27
17 10.00 9.81 9.44 9.27 9.11 8.95 8.79 8.50 8.23 8.10 7.97 7.91 7.85 7.73
18 10.59 10.39 10.00 9.82 9.64 9.47 9.31 9.00 8.71 8.57 8.44 8.37 8.31 8.18
19 11.18 10.96 10.56 10.37 10.18 10.00 9.83 9.50 9.19 9.05 8.91 8.84 8.77 8.64
20 11.76 11.54 11.11 10.91 10.72 10.53 10.35 10.00 9.68 9.52 9.38 9.30 9.23 9.09
21 12.35 12.12 11.67 11.46 11.25 11.05 10.86 10.50 10.16 10.00 9.85 9.77 9.69 9.55
22 12.94 12.69 12.22 12.00 11.79 11.58 11.38 11.00 10.65 10.48 10.31 10.23 10.15 10.00
23 13.53 13.27 12.78 12.55 12.32 12.11 11.90 11.50 11.13 10.95 10.78 10.70 10.62 10.45
24 14.12 13.85 13.33 13.09 12.86 12.63 12.42 12.00 11.61 11.43 11.25 11.16 11.08 10.91
25 14.71 14.43 13.89 13.64 13.39 13.16 12.93 12.50 12.10 11.90 11.72 11.63 11.54 11.36
CAS (clock cycles) Lower latency means faster memory.

Cheapest alternatives with equal or better performance

-0.11ns Latency

Same latency

-0.11ns Latency


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