Name: G.SKILL Ripjaws V Series 16GB (2 x 8GB) DDR4 4000 F4-4000C15D-16GVK
Brand: G.SKILL
SKU: F4-4000C15D-16GVK
Rating: 4.0 (485 reviews)

G.SKILL Ripjaws V Series 16GB (2 x 8GB) DDR4 4000 (PC4 32000) F4-4000C15D-16GVK

★★★★☆

(485 reviews)

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DDR4 4000 (PC4 32000) Timing 15-16-16-36 CAS Latency 15 Voltage 1.50V

G.SKILL Ripjaws V Series 16GB (2 x 8GB) DDR4 4000 F4-4000C15D-16GVK image 1

G.SKILL Ripjaws V Series 16GB (2 x 8GB) DDR4 4000 F4-4000C15D-16GVK image 2

Specifications Overview

Model	F4-4000C15D-16GVK
Type	288-pin DIMM DDR4
Speed	DDR4-4000 MHz
Size	16GB (2 x 8GB)
CAS Latency	15
Timing	15-16-16-36
First Word Latency	7.5 ns
Voltage	1.5 V
Heat Spreader	Yes
ECC Support	No
Color	Black
Samsung B-Die	Yes

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
15	8.82	8.66	8.33	8.18	8.04	7.89	7.76	7.50	7.26	7.14	7.03	6.98	6.92	6.82
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