Viper PV593 2TB
2TB · PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #27
Samsung 9100 PRO 4TB SSD
4TB · PCIe 5.0 NVMe · 14,800 MB/s read · PassMark #22
Samsung 9100 PRO 4TB SSD takes it — here’s why.
In our weighted Specdex score, Viper PV593 2TB lands at 80 and Samsung 9100 PRO 4TB SSD at 81. That puts Samsung 9100 PRO 4TB SSD ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Viper PV593 2TB if…
- ✓Strong PCIe 5.0 performance at PassMark rank #27
Pick Samsung 9100 PRO 4TB SSD if…
- ✓Strong PCIe 5.0 performance at PassMark rank #22
- ✓Pro-tier controller and DRAM cache for sustained throughput
- ✓PCIe 5.0 interface for next-gen platforms (AM5, LGA 1851)
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
Viper PV593 2TBSpecdex score per dollar at MSRP
Viper PV593 2TB more score per dollar ($150 vs $549).
Score breakdown
Specs side-by-side
| Spec | Viper PV593 2TB | Samsung 9100 PRO 4TB SSD |
|---|---|---|
| Form factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 5.0 x4 NVMe 2.0 | PCIe 5.0 x4 NVMe 2.0 |
| Sequential read | 14,000 MB/s | 14,800 MB/s |
| Sequential write | 13,000 MB/s | 13,400 MB/s |
| Random read | 2,000,000 IOPS | 2,200,000 IOPS |
| Random write | 1,650,000 IOPS | 2,600,000 IOPS |
| Controller | Silicon Motion SM2508 (TSMC 6nm, 8-channel) | Samsung Presto (in-house, 5nm) |
| NAND | 232-layer Micron B58R 3D TLC | Samsung V8 V-NAND 3D TLC (236-layer) |
| DRAM | yes (DRAM cache) | yes, LPDDR4X |
| Endurance | 1,400 TBW | 2,400 TBW |
| Warranty | 5 years | 5 years |
| PassMark Disk Score | 84,747 | 85,796 |
| PassMark rank | #27 of 100 consumer SSDs | #22 of 100 consumer SSDs |
Viper PV593 2TB
- +Strong PCIe 5.0 performance at PassMark rank #27
- −DRAM-less controllers on lower-tier variants may throttle under sustained writes
- −Pricing varies — confirm current retail before purchase
Samsung 9100 PRO 4TB SSD
- +Strong PCIe 5.0 performance at PassMark rank #22
- +Pro-tier controller and DRAM cache for sustained throughput
- +PCIe 5.0 interface for next-gen platforms (AM5, LGA 1851)
- −PCIe 5.0 drives run hot — heatsink or motherboard M.2 cooling recommended
FAQ: Viper PV593 2TB vs Samsung 9100 PRO 4TB SSD
Which is better, Viper PV593 2TB or Samsung 9100 PRO 4TB SSD? +
Samsung 9100 PRO 4TB SSD scores 81 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Viper PV593 2TB worth the price? +
At $150, Viper PV593 2TB delivers a Specdex score of 80 — strongest in passmark_disk.
Is Samsung 9100 PRO 4TB SSD worth the price? +
At $549, Samsung 9100 PRO 4TB SSD delivers a Specdex score of 81 — strongest in passmark_disk.
Does Viper PV593 2TB or Samsung 9100 PRO 4TB SSD last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is the better value, Viper PV593 2TB or Samsung 9100 PRO 4TB SSD? +
Viper PV593 2TB — more score per dollar ($150 vs $549). Specdex score per dollar at MSRP.