ADATA Premier SP550 240 GB vs ADATA XPG GAMMIX S7 512 GB
A side-by-side spec comparison of the ADATA Premier SP550 240 GB and the ADATA XPG GAMMIX S7 512 GB. We line up every specification and score the ones that matter most in this category — weighted, not a raw count of specs won — to reach an overall verdict so you can decide which storage is right for your build.
| Specification | ||
|---|---|---|
| Type | SSD | SSD |
| Cache | 0 | 0 |
| Capacity | 240 GB | 512 GB |
| Interface | SATA | NVMe Gen3 |
| Read Speed | 550 MB/s | 3500 MB/s |
| Form Factor | 2.5" | M.2 2280 |
| Write Speed | 520 MB/s | 3000 MB/s |
Winner: ADATA XPG GAMMIX S7 512 GB — driven by Capacity (512 GB), Interface (NVMe Gen3), Read Speed (3500 MB/s)
ADATA Premier SP550 240 GB
0
performance points
ADATA XPG GAMMIX S7 512 GB
9
performance points
Winner is scored by weighting the specs that matter most in this category (not a raw count of specs won).
Compare more parts
Add a third or fourth storage to this comparison, or build a side-by-side from scratch in the interactive compare tool.

