Silicon Power Ace A55 2TB SATA III 2.5"
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280
What Buyers Say
Silicon Power Ace A55 2TB SATA III 2.5"
Most users are very satisfied with this SSD, praising its speed, ease of installation, and excellent value for money, especially when upgrading from a hard drive. However, a couple of reviews report early failures and data loss, which tempers overall enthusiasm. The product is generally recommended for budget builds and laptop upgrades, but reliability concerns remain for some.
Pros
- Fast performance
- Easy installation
- Great value for money
- Good for laptop upgrades
- Includes migration software
Cons
- Early failure risk
- Data loss reported
- Not for heavy write workloads
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280
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 Ace A55 | Samsung 990 PRO | |
|---|---|---|
| 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 | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | — | Samsung Pascal |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | ||
| Warranty (years) | 3★ | 1 |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Silicon Power Ace A55 2TB SATA III 2.5"
- Strong capacity (78th percentile)
- Below average speed (15th percentile)15th %ile
- Below average random (22nd percentile)
- Below average user sentiment (29th percentile)
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong feature (99th percentile)99th %ile
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
- Below average affordability (21st percentile)
Verdict
Scores 96 overall, wins 6 of 6 usage categories and 9 of 18 specs.