Silicon Power A55
Samsung 990 PRO
What Buyers Say
Silicon Power A55
No customer feedback yet
Samsung 990 PRO
Users are highly satisfied with this SSD, praising its exceptional speed and reliable performance for gaming and photo editing. One user noted thermal concerns during heavy gaming, reaching 62°C without a heatsink, but overall sentiment remains very positive. The drive is easy to install and has proven durable over a year of use.
Pros
- Blazing fast speeds
- Easy installation
- Reliable performance
- Good value for refurbished price
Cons
- Thermal concerns under heavy load
- No heatsink included
Scores
Specifications
| Silicon Power A55 | Samsung 990 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 |
| Protocol | SATA | NVMe |
| PCIe Generation | — | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | No data | |
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | — | Samsung in-house controller |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✗ | ✗ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Silicon Power A55
- Strong social proof (71st percentile)
- Below average speed (17th percentile)17th %ile
- Below average random (22nd percentile)
Samsung 990 PRO
- Strong feature (99th percentile)99th %ile
- Strong random (97th percentile)97th %ile
- Strong social proof (96th percentile)96th %ile
- Strong speed (93rd percentile)93rd %ile
Verdict
Scores 98 overall, wins 6 of 6 usage categories and 11 of 18 specs.