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Viper PV593 2TB — 2TB · PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #27
Viper

Viper PV593 2TB

2TB · PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #27

80
/ 100
From $150
VS
Viper PV593 2TB wins by 2
Samsung 9100 PRO with Heatsink 4TB — 4TB · PCIe 5.0 NVMe · 14,800 MB/s read · PassMark #32
Samsung

Samsung 9100 PRO with Heatsink 4TB

4TB · PCIe 5.0 NVMe · 14,800 MB/s read · PassMark #32

78
/ 100
From $569
Specdex verdict

Viper PV593 2TB takes it — here’s why.

In our weighted Specdex score, Viper PV593 2TB lands at 80 and Samsung 9100 PRO with Heatsink 4TB at 78. That puts Viper PV593 2TB ahead by 2 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 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)
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Value for money

Viper PV593 2TB

Specdex score per dollar at MSRP

Viper PV593 2TB more score per dollar ($150 vs $569).

Viper PV593 2TB 80
vs
78 Samsung 9100 PRO with Heatsink 4TB

Score breakdown

Viper PV593 2TB
80
ssd 80
passmark_disk 84747
Samsung 9100 PRO with Heatsink 4TB
78
ssd 78
passmark_disk 82353

Specs side-by-side

Viper PV593 2TB versus Samsung 9100 PRO with Heatsink 4TB — full spec comparison
Spec Viper PV593 2TB Samsung 9100 PRO with Heatsink 4TB
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
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
82,353
PassMark rank
#27 of 100 consumer SSDs
#32 of 100 consumer SSDs

Viper PV593 2TB

Pros
  • +Strong PCIe 5.0 performance at PassMark rank #27
Cons
  • −DRAM-less controllers on lower-tier variants may throttle under sustained writes
  • −Pricing varies — confirm current retail before purchase

Samsung 9100 PRO with Heatsink 4TB

Pros
  • +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)
Cons
  • −PCIe 5.0 drives run hot — heatsink or motherboard M.2 cooling recommended
  • −Pricing varies — confirm current retail before purchase

FAQ: Viper PV593 2TB vs Samsung 9100 PRO with Heatsink 4TB

Which is better, Viper PV593 2TB or Samsung 9100 PRO with Heatsink 4TB? +

Viper PV593 2TB scores 80 on our weighted rubric — ahead by 2. 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 with Heatsink 4TB worth the price? +

At $569, Samsung 9100 PRO with Heatsink 4TB delivers a Specdex score of 78 — strongest in passmark_disk.

Does Viper PV593 2TB or Samsung 9100 PRO with Heatsink 4TB 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 with Heatsink 4TB? +

Viper PV593 2TB — more score per dollar ($150 vs $569). Specdex score per dollar at MSRP.