Name: Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz
Brand: Patriot
SKU: PSD48G266681
Rating: 5.0 (1 reviews)

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz (PC4-21300) 1.2V PSD48G266681

★★★★★

(1 reviews)

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Patriot Memory Signature Line 8GB (1x8GB) DDR4 2666MHz (PC4-21300) UDIMM Memory Module 1.2V - PSD48G266681 CAS Latency: 19 Voltage: 1.20V Timing: 19-19-19-43 Buffered/Registered: Unbuffered

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 1

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 2

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 3

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 4

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 5

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 6

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 7

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 8

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 9

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 10

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 11

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 12

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 13

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 14

Patriot Signature Line 8GB (1x8GB) DDR4 2666MHz image 15

Specifications Overview

Model	PSD48G266681
Release Date	November 2019 * First availability for purchase, it may not correspond to the actual market launch date.
Type	288-pin DIMM DDR4
Speed	DDR4-2666 MHz
Size	8GB (1 x 8GB)
CAS Latency	19
Timing	19-19-19-43
First Word Latency	14.25 ns
Voltage	1.2 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)

	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