Samsung 9100 PRO with Heatsink 4TB
4TB · PCIe 5.0 NVMe · 14,800 MB/s read · PassMark #32
Viper PV593 2TB
2TB · PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #27
Viper PV593 2TB takes it — here’s why.
In our weighted Specdex score, Samsung 9100 PRO with Heatsink 4TB lands at 78 and Viper PV593 2TB at 80. That puts Viper PV593 2TB ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Samsung 9100 PRO with Heatsink 4TB if…
- ✓Strong PCIe 5.0 performance at PassMark rank #32
- ✓Pro-tier controller and DRAM cache for sustained throughput
- ✓PCIe 5.0 interface for next-gen platforms (AM5, LGA 1851)
Pick Viper PV593 2TB if…
- ✓Strong PCIe 5.0 performance at PassMark rank #27
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 $569).
Score breakdown
Specs side-by-side
| Spec | Samsung 9100 PRO with Heatsink 4TB | Viper PV593 2TB |
|---|---|---|
| Form factor | M.2 2280 (with heatsink) | M.2 2280 |
| Interface | PCIe 5.0 x4 NVMe 2.0 | PCIe 5.0 x4 NVMe 2.0 |
| Sequential read | 14,800 MB/s | 14,000 MB/s |
| Sequential write | 13,400 MB/s | 13,000 MB/s |
| Random read | 2,200,000 IOPS | 2,000,000 IOPS |
| Random write | 2,600,000 IOPS | 1,650,000 IOPS |
| Controller | Samsung Presto (in-house, 5nm) | Silicon Motion SM2508 (TSMC 6nm, 8-channel) |
| NAND | Samsung V8 V-NAND 3D TLC (236-layer) | 232-layer Micron B58R 3D TLC |
| DRAM | yes, LPDDR4X | yes (DRAM cache) |
| Endurance | 2,400 TBW | 1,400 TBW |
| Warranty | 5 years | 5 years |
| PassMark Disk Score | 82,353 | 84,747 |
| PassMark rank | #32 of 100 consumer SSDs | #27 of 100 consumer SSDs |
Samsung 9100 PRO with Heatsink 4TB
- +Strong PCIe 5.0 performance at PassMark rank #32
- +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
- −Pricing varies — confirm current retail before purchase
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
FAQ: Samsung 9100 PRO with Heatsink 4TB vs Viper PV593 2TB
Which is better, Samsung 9100 PRO with Heatsink 4TB or Viper PV593 2TB? +
Viper PV593 2TB scores 80 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Samsung 9100 PRO with Heatsink 4TB worth the price? +
At $569, Samsung 9100 PRO with Heatsink 4TB delivers a Specdex score of 78 — strongest in passmark_disk.
Is Viper PV593 2TB worth the price? +
At $150, Viper PV593 2TB delivers a Specdex score of 80 — strongest in passmark_disk.
Does Samsung 9100 PRO with Heatsink 4TB or Viper PV593 2TB 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, Samsung 9100 PRO with Heatsink 4TB or Viper PV593 2TB? +
Viper PV593 2TB — more score per dollar ($150 vs $569). Specdex score per dollar at MSRP.