Patriot Viper PV593 4TB PCIe 5.0 NVMe SSD
The Patriot Viper PV593 4 TB is the largest capacity in Patriot's PCIe 5.0 lineup, combining the power-efficient SM2508 controller with enough Micron G8 TLC to hold an entire game library and creative portfolio on one M.2 slot.
The 4 TB PV593 uses the same Silicon Motion SM2508 4-channel controller and Micron G8 (232-layer) TLC NAND as the 1 TB and 2 TB models. The extra NAND die at 4 TB provide the best sustained write performance in the lineup — more parallel channels means higher native TLC write rates after the SLC cache fills. The drive includes an onboard DRAM cache and maintains the M.2 2280 form factor, which is notable for fitting 4 TB of NAND on a single-sided PCB.
A 4 TB NVMe at PCIe 5.0 speeds targets a specific buyer: content creators who work with large video files, data professionals managing substantial datasets, or enthusiasts who want a single-drive solution for OS, games, and projects without partitioning. At this capacity, the price per gigabyte is typically better than smaller variants, though the absolute cost is significant. The SM2508's thermal efficiency is especially valuable at 4 TB, where the additional NAND chips generate more heat during sustained writes compared to smaller capacities.
Competitors in the high-capacity PCIe 5.0 space include the Crucial T705 4 TB and Corsair MP700 Pro 4 TB, both using the Phison E26. The PV593's SM2508 runs cooler, which matters more at 4 TB because the additional NAND chips generate more heat during sustained writes. For systems where the M.2 slot sits under a GPU or in a thermally constrained area, the PV593's thermal advantage is meaningful. High-capacity PCIe 4.0 drives like the Samsung 990 Pro 4 TB offer similar storage density at lower cost but cannot match the PV593's sequential transfer speeds.
✅ Storage Comparisons:
🚀 Performance and benchmarks
Rated at up to 14,500 MB/s sequential reads and 14,000 MB/s sequential writes, the 4 TB PV593 matches Patriot's claims across the lineup. Where the 4 TB pulls ahead is in sustained performance: the large NAND array means the SLC cache is proportionally larger, and once it fills, the native TLC write speed stays higher than on smaller capacities due to greater write parallelism.
Patriot Viper PV593 4 TB vs M.2 4.0 x 4 peers
Switch between sequential throughput and random IOPS to see how this drive stacks up against other M.2 4.0 x 4 SSDs in our database. The highlighted bar is the drive on this page — click any other bar to open that drive.
- Patriot Viper PV593 4 TB (this drive): 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 1 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 2 TB: 14,500 MB/s read, 14,000 MB/s write
- Nextorage NN5PRO 1 TB: 12,400 MB/s read, 11,800 MB/s write
- Nextorage NN5PRO 2 TB: 12,400 MB/s read, 11,800 MB/s write
In practice, the 4 TB model is the best performer in the PV593 family for sustained sequential writes. Large file transfers, disk cloning, and video project exports should maintain higher speeds for longer compared to the 1 TB model. The SM2508's thermal efficiency keeps temperatures in check even with the extra NAND heat, making the 4 TB model less likely to throttle than competing 4 TB drives on the hotter-running Phison E26 platform.
For random I/O and gaming workloads, performance is similar across all PV593 capacities. The 4 TB model's advantage is purely in sequential throughput endurance and storage density.
🖥️ Endurance and warranty
The 4 TB PV593 carries a 2.5 PBW (2,500 TBW) endurance rating and a 3-year limited warranty. The endurance figure is generous at this capacity, and at a typical heavy write workload of 50 GB per day, it translates to roughly 136 years of use. The warranty period remains the more practical limitation. Patriot's 3-year term is shorter than the 5-year warranties offered by Crucial and Samsung on their high-capacity drives, which is a factor to weigh when investing in a premium 4 TB SSD. The warranty covers manufacturing defects and premature drive failure, but does not cover data loss — as with all SSDs, a separate backup strategy is essential for any irreplaceable data stored on the drive.
📊 Specs
| Category | Value |
|---|---|
| Capacity [?] | 4 TB |
| Interface [?] | M.2 4.0 x 4 |
| Controller [?] | Silicon Motion SM2508 4 Channel |
| Memory type [?] | Micron G8 TLC |
| DRAM [?] | Yes |
| Read speed (MB/s) [?] | 14500 |
| Write speed (MB/s) [?] | 14000 |
| Read IOPS [?] | 14500 |
| Write IOPS [?] | 14000 |
| Endurance (TBW) [?] | 2.5 |
| MTBF (million hours) [?] | 2000000 |
| Warranty (years) [?] | 3 |
Conclusion
The Patriot Viper PV593 4 TB is the best overall pick in the PV593 lineup for anyone who needs both maximum capacity and PCIe 5.0 speeds. It offers the best sustained write performance of the family, runs cooler than Phison E26 alternatives, and provides enough storage for OS, creative projects, and a large game library on a single drive. The 3-year warranty is the primary drawback at this price point — the Crucial T705 4 TB offers a 5-year term for similar performance, though typically at a higher price. If thermal efficiency and capacity matter more than warranty length, the PV593 4 TB is a strong choice.
+ Pros
- 14,500 MB/s rated sequential reads
- Best sustained writes in the PV593 lineup
- SM2508 controller runs cooler than E26 alternatives
- 4 TB on a single M.2 2280 drive
- Micron G8 (232-layer) TLC NAND with DRAM cache
- Lower power draw than 8-channel PCIe 5.0 controllers
- Cons
- 3-year warranty is shorter than competitors' 5-year terms
- Requires PCIe 5.0 M.2 slot for full speed
- Premium price for 4 TB PCIe 5.0 capacity
- No included heatsink
- High absolute cost compared to PCIe 4.0 4 TB drives
🛒 Buy this or similar SSD Storage:
✨ Video Review
14,000 MB/s Peak Performance! Introducing Viper PV593 Flagship & PV563 Series Gen5 SSD
