Patriot
Patriot Viper Venom DDR5-6400 Spec and Price in Brazil
DDR52x16GBUDIMM10.00 ns true latency
The Venom line's 6400 MT/s class runs the 32GB kit at CL32 with 32-40-40-84 timings and 1.4V, per the documented listing and B&H specs — a step up in both clock and voltage from the 6000 kits, also sold in RGB trim.
Tied 19th of 139 models in the RAM catalog on Speed — 19 models share this figure.
Current best price
No tracked price — this page compares specifications alone.
Specifications
- Capacity
- 2x16GB
- True latency
- 10.00 ns
- Memory type
- DDR5
- Speed
- 6400 MT/s
- CAS latency
- Form factor
- UDIMM
- Voltage
- 1.4 V
- Timings
- 32-40-40-84
- Modules
- 2
- RGB
- No
Capacities
| Configuration | Part number | Speed | CAS latency | True latency |
|---|---|---|---|---|
| 2x16GB | PVV532G640C32K | 6400 MT/s | 32 | 10.00 ns |
| 2x16GB CL32 RGB | PVVR532G640C32K | 6400 MT/s | 32 | 10.00 ns |
| 2x32GB | PVV564G640C32K | 6400 MT/s | 32 | 10.00 ns |
Guides for this category
How much RAM you actually needHow to size memory from the pressure your machine is under now, why running short quietly costs speed, and when a matched pair beats one stick.RAM speed and latency, and when they matterWhat a kit's MT/s and CAS latency each measure, why true latency is the two together, and the machines where the numbers actually change anything.SO-DIMM vs DIMM: the memory a laptop takesWhy laptop memory is a different module from desktop memory, how DDR4 and DDR5 are keyed apart, and why some machines take no module at all.What is ECC memory, and when you need itWhat error-correcting memory actually catches, how registered and load-reduced modules differ from unbuffered ones, and why the platform decides.
What owners and reviewers say
Summarised from 2 source(s), reviewed September 13, 2026. A source is counted only where it names this model exactly. How we track prices
Commonly praised
- A low-profile heatspreader with RGB lighting avoids clearance problems, using direct thermal pads over the chips.
- Reliable high-grade chips hold a stable overclock, and the kit is competitively priced with a lifetime warranty.
- Owners report it works at its rated speed once XMP is switched on, including on AMD systems through the XMP profile.
- Several owners consider it strong value compared with pricier high-speed DDR5 kits, and some report a snappier system after upgrading.
- Kits that passed lengthy memory testing are described as stable and error-free.
- It is called easy to install and not too tall, so it clears large CPU coolers.
Commonly criticised
- The rated transfer rate is not an ideal match for AM5 processors, and overclocking gains are modest.
- A striking number of owners received a kit with a dead module or report boot failures, kernel errors and blue screens traced to the memory.
- The heatsink attachment is described as weak, with more than one owner finding it loose or already detached.
- Pricing is still called high, and owners note the real-world gain over low-latency DDR4 is modest for the money.
Sources behind this summary
- aphnetworks.com — review
- Newegg — 4 out of 5 (197 ratings), as of September 15, 2026
Sources
Every spec above was pulled from one of these — a field a source didn't state was left off rather than estimated.