Samsung 9100 PRO 4TB SSD
4TB · PCIe 5.0 NVMe · 14,800 MB/s read · PassMark #22
XPG MARS 980 BLADE
PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #17
XPG MARS 980 BLADE takes it — here’s why.
In our weighted Specdex score, Samsung 9100 PRO 4TB SSD lands at 81 and XPG MARS 980 BLADE at 83. That puts XPG MARS 980 BLADE ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
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)
Pick XPG MARS 980 BLADE if…
- ✓PassMark Disk Score top-20 (88,359) — sustained-write class-leading
- ✓Current street price around $721
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
XPG MARS 980 BLADESpecdex score per dollar at MSRP
XPG MARS 980 BLADE more score per dollar ($300 vs $549).
Score breakdown
Specs side-by-side
| Spec | Samsung 9100 PRO 4TB SSD | XPG MARS 980 BLADE |
|---|---|---|
| Form factor | M.2 2280 | M.2 2280 (passive, heat-spreader label) |
| 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) |
| NAND | Samsung V8 V-NAND 3D TLC (236-layer) | 232-layer Micron 3D TLC |
| DRAM | yes, LPDDR4X | yes (DRAM cache buffer) |
| Endurance | 2,400 TBW | 1,480 TBW |
| Warranty | 5 years | 5 years |
| PassMark Disk Score | 85,796 | 88,359 |
| PassMark rank | #22 of 100 consumer SSDs | #17 of 100 consumer SSDs |
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
XPG MARS 980 BLADE
- +PassMark Disk Score top-20 (88,359) — sustained-write class-leading
- +Current street price around $721
- −DRAM-less controllers on lower-tier variants may throttle under sustained writes
FAQ: Samsung 9100 PRO 4TB SSD vs XPG MARS 980 BLADE
Which is better, Samsung 9100 PRO 4TB SSD or XPG MARS 980 BLADE? +
XPG MARS 980 BLADE scores 83 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
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.
Is XPG MARS 980 BLADE worth the price? +
At $300, XPG MARS 980 BLADE delivers a Specdex score of 83 — strongest in passmark_disk.
Does Samsung 9100 PRO 4TB SSD or XPG MARS 980 BLADE 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 4TB SSD or XPG MARS 980 BLADE? +
XPG MARS 980 BLADE — more score per dollar ($300 vs $549). Specdex score per dollar at MSRP.