ADATA SE920 500GB
USB4 · 3800/3700 MB/s · 500GB
XPG MARS 980 BLADE
PCIe 5.0 NVMe · 14,000 MB/s read · PassMark #17
ADATA SE920 500GB takes it — here’s why.
In our weighted Specdex score, ADATA SE920 500GB lands at 90 and XPG MARS 980 BLADE at 83. That puts ADATA SE920 500GB ahead by 7 points — a decisive margin driven mostly by its strengths in the categories below.
Pick ADATA SE920 500GB if…
- ✓Plug-and-play (portable)
- ✓Competitive per-GB cost
- ✓3-5 year warranties typical
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
ADATA SE920 500GBSpecdex score per dollar at MSRP
ADATA SE920 500GB more score per dollar ($180 vs $300).
Score breakdown
Specs side-by-side
| Spec | ADATA SE920 500GB | XPG MARS 980 BLADE |
|---|---|---|
| Interface | USB4 | PCIe 5.0 x4 NVMe 2.0 |
| Capacity | 500GB | — |
| Read/Write | 3800/3700 MB/s | — |
| Release year | 2024 | — |
| Form factor | — | M.2 2280 (passive, heat-spreader label) |
| Sequential read | — | 14,000 MB/s |
| Sequential write | — | 13,000 MB/s |
| Random read | — | 2,000,000 IOPS |
| Random write | — | 1,650,000 IOPS |
| Controller | — | Silicon Motion SM2508 (TSMC 6nm) |
| NAND | — | 232-layer Micron 3D TLC |
| DRAM | — | yes (DRAM cache buffer) |
| Endurance | — | 1,480 TBW |
| Warranty | — | 5 years |
| PassMark Disk Score | — | 88,359 |
| PassMark rank | — | #17 of 100 consumer SSDs |
ADATA SE920 500GB
- +Plug-and-play (portable)
- +Competitive per-GB cost
- +3-5 year warranties typical
- −Portable variants are USB-only
- −SATA models capped ~550 MB/s
- −DRAM-less drives slower sustained
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: ADATA SE920 500GB vs XPG MARS 980 BLADE
Which is better, ADATA SE920 500GB or XPG MARS 980 BLADE? +
ADATA SE920 500GB scores 90 on our weighted rubric — ahead by 7. Your best pick depends on the sub-scores above.
Is ADATA SE920 500GB worth the price? +
At $180, ADATA SE920 500GB delivers a Specdex score of 90 — strongest in read.
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 ADATA SE920 500GB 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, ADATA SE920 500GB or XPG MARS 980 BLADE? +
ADATA SE920 500GB — more score per dollar ($180 vs $300). Specdex score per dollar at MSRP.