Silicon Power A55
Samsung 990
What Buyers Say
Silicon Power A55
No customer feedback yet
Samsung 990
Users generally praise the Samsung 990 SSD for its speed, reliability, and stability, noting fast file transfers and game load times. Some mention it runs hot under load, and a few find it pricey or not as fast as advertised for gaming. Overall, it's seen as a solid, long-lasting drive for various uses.
Pros
- Fast transfer speeds
- Reliable and stable
- Good for gaming
- Handles heat well
- Easy to install
Cons
- Runs hot under load
- Pricey compared to alternatives
- Gaming speed not as advertised
Scores
Specifications
| Silicon Power A55 | Samsung 990 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | 2.5" | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 |
| Protocol | SATA | NVMe |
| PCIe Generation | — | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC★ | QLC |
| DRAM Cache | ✗ | ✗ |
| Controller | — | In-House Controller |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 1 | 1 |
| Features | ||
| Heatsink | ✗ | ✗ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Silicon Power A55
- Below average speed (14th percentile)14th %ile
- Below average random (22nd percentile)
- Below average endurance (33rd percentile)
- Below average capacity (34th percentile)
Samsung 990
- Strong random (94th percentile)94th %ile
- Strong social proof (85th percentile)85th %ile
- Strong speed (84th percentile)84th %ile
- Strong endurance (66th percentile)
- Below average feature (32nd percentile)
Verdict
Scores 75 overall, wins 6 of 6 usage categories and 9 of 18 specs.