Viper PV593 1TB
1TB · PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #39
Samsung 9100 PRO with Heatsink 8TB
8TB · PCIe 5.0 NVMe · 14,800 MB/s read · PassMark #35
Samsung 9100 PRO with Heatsink 8TB takes it — here’s why.
In our weighted Specdex score, Viper PV593 1TB lands at 76 and Samsung 9100 PRO with Heatsink 8TB at 77. That puts Samsung 9100 PRO with Heatsink 8TB ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Viper PV593 1TB if…
- ✓Strong PCIe 5.0 performance at PassMark rank #39
Pick Samsung 9100 PRO with Heatsink 8TB if…
- ✓Strong PCIe 5.0 performance at PassMark rank #35
- ✓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 1TBSpecdex score per dollar at MSRP
Viper PV593 1TB more score per dollar ($75 vs $1,019).
Score breakdown
Specs side-by-side
| Spec | Viper PV593 1TB | Samsung 9100 PRO with Heatsink 8TB |
|---|---|---|
| Form factor | M.2 2280 | M.2 2280 (with heatsink) |
| 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 | 10,000 MB/s | 13,400 MB/s |
| 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 | 700 TBW | 4,800 TBW |
| Warranty | 5 years | 5 years |
| PassMark Disk Score | 80,079 | 81,338 |
| PassMark rank | #39 of 100 consumer SSDs | #35 of 100 consumer SSDs |
| Random read | — | 2,200,000 IOPS |
| Random write | — | 2,600,000 IOPS |
Viper PV593 1TB
- +Strong PCIe 5.0 performance at PassMark rank #39
- −DRAM-less controllers on lower-tier variants may throttle under sustained writes
- −Pricing varies — confirm current retail before purchase
Samsung 9100 PRO with Heatsink 8TB
- +Strong PCIe 5.0 performance at PassMark rank #35
- +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
FAQ: Viper PV593 1TB vs Samsung 9100 PRO with Heatsink 8TB
Which is better, Viper PV593 1TB or Samsung 9100 PRO with Heatsink 8TB? +
Samsung 9100 PRO with Heatsink 8TB scores 77 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Viper PV593 1TB worth the price? +
At $75, Viper PV593 1TB delivers a Specdex score of 76 — strongest in passmark_disk.
Is Samsung 9100 PRO with Heatsink 8TB worth the price? +
At $1,019, Samsung 9100 PRO with Heatsink 8TB delivers a Specdex score of 77 — strongest in passmark_disk.
Does Viper PV593 1TB or Samsung 9100 PRO with Heatsink 8TB 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 1TB or Samsung 9100 PRO with Heatsink 8TB? +
Viper PV593 1TB — more score per dollar ($75 vs $1,019). Specdex score per dollar at MSRP.