SK hynix
SK hynix Platinum P51 2TB
PCIe 5.0 · 14.7 GB/s · TLC
92
/ 100
From $279
VS
Seagate
Seagate FireCuda 540 1TB
PCIe 5.0 · 10000/10000 MB/s · 1TB
92
/ 100
From $180
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, SK hynix Platinum P51 2TB lands at 92 and Seagate FireCuda 540 1TB at 92. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick SK hynix Platinum P51 2TB if…
- ✓PCIe 5.0 with low power draw
- ✓SK hynix in-house controller + NAND
- ✓Quiet under sustained writes
Pick Seagate FireCuda 540 1TB if…
- ✓M.2 NVMe
- ✓Competitive per-GB cost
- ✓TBW scales with capacity
SK hynix Platinum P51 2TB 92
vs 92 Seagate FireCuda 540 1TB
Score breakdown
SK hynix Platinum P51 2TB
92 speed 95
endurance 92
software 84
value 88
reliability 92
read 0
write 0
Seagate FireCuda 540 1TB
92 speed 0
endurance 88
software 0
value 84
reliability 0
read 98
write 96
Specs side-by-side
| Spec | SK hynix Platinum P51 2TB | Seagate FireCuda 540 1TB |
|---|---|---|
| Capacity | 1 / 2 / 4 TB | 1TB |
| Interface | PCIe 5.0 x4 NVMe 2.0 | PCIe 5.0 |
| Sequential read | 14700 MB/s | — |
| Sequential write | 13400 MB/s | — |
| NAND | SK hynix 238L 3D TLC | — |
| Endurance | 1200 TBW (2TB) | — |
| Warranty | 5 years | — |
| Read/Write | — | 10000/10000 MB/s |
SK hynix Platinum P51 2TB
Pros
- +PCIe 5.0 with low power draw
- +SK hynix in-house controller + NAND
- +Quiet under sustained writes
Cons
- −Smaller market presence vs Samsung
- −Software polish behind Magician
- −Still requires heatsink
Seagate FireCuda 540 1TB
Pros
- +M.2 NVMe
- +Competitive per-GB cost
- +TBW scales with capacity
Cons
- −Thermals on Gen 5 drives
- −DRAM-less models slower under sustained load
- −Require heatsinks in many systems
FAQ: SK hynix Platinum P51 2TB vs Seagate FireCuda 540 1TB
Which is better, SK hynix Platinum P51 2TB or Seagate FireCuda 540 1TB? +
Both score 92 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is SK hynix Platinum P51 2TB worth the price? +
At $279, SK hynix Platinum P51 2TB delivers a Specdex score of 92 — strongest in speed.
Is Seagate FireCuda 540 1TB worth the price? +
At $180, Seagate FireCuda 540 1TB delivers a Specdex score of 92 — strongest in read.
Does SK hynix Platinum P51 2TB or Seagate FireCuda 540 1TB 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.