Name: Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz
Brand: Patriot
SKU: PVB416G400C9K
Rating: 4.0 (39 reviews)

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz PVB416G400C9K

★★★★☆

(39 reviews)

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Options (9)

	16GB (2x8GB) 3000MHz Kit $32.99
	8GB (2x4GB) 3200MHz Kit $25.99
	64GB (2x32GB) 3200MHz Kit $99.99
	64GB (2x32GB) 3000MHz Kit $214.99
	16GB (2x8GB) 3200MHz Kit $30.59
	64GB (2x32GB) 3600MHz Kit $92.99
	32GB (2x16GB) 3600MHz Kit $59.99
	8GB (2x4GB) 3000MHz Kit
	16GB (2x8GB) 3600MHz Kit $67.99

Capacity: 16GB (2 X 8GB) DDR4 Kit
Base Frequency: PC4-17000 (2133Mhz); Tested Frequency: PC4-32000 (4000Mhz); Tested Timings: 19-21-21-41; Voltage: 1.35V
Feature Overclock: XMP 2.0 Support For Automatic Overclocking
Compatibility: Tested Across The Latest Intel And AMD Platforms For Reliable And Fast Performance
Format: NON-ECC Unbuffered DIMM; Pin Out: 288-Pin

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 1

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 2

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 3

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 4

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 5

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 6

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 7

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 8

Patriot Viper 4 Blackout DDR4 16GB (2x8GB) 4000MHz image 9

Specifications Overview

Model	PVB416G400C9K
Type	288-pin DIMM DDR4
Speed	DDR4-4000 MHz
Size	16GB (2 x 8GB)
CAS Latency	19
Timing	19-21-21-41
First Word Latency	9.5 ns
Voltage	1.35 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
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