Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
Silicon Power A55 128GB SATA III 2.5"
What Buyers Say
Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
No customer feedback yet
Silicon Power A55 128GB SATA III 2.5"
Users generally praise this budget SSD for its excellent value, easy installation, and significant speed improvements over traditional HDDs, especially for reviving older systems or as boot drives for servers and NAS builds. While some note that higher-end drives like the Samsung 860 Pro offer better performance and longer warranties, most agree that for everyday tasks and cost-conscious buyers, this drive performs admirably. A few isolated issues were mentioned, such as one drive going read-only (though RMA was smooth) and a lack of mounting screws, but overall sentiment is highly positive.
Pros
- Excellent value for money
- Easy installation
- Significant speed boost over HDD
- Great for reviving old systems
- Reliable for boot drives in servers/NAS
Cons
- Lower performance than high-end SSDs
- Shorter warranty than competitors
- No mounting screws included
- Potential for drive failure (rare)
- Not for heavy workloads
Scores
Specifications
| Samsung 990 PRO | Silicon Power A55 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | 2.5" |
| Interface | PCIe 4.0 x4 | SATA III |
| Protocol | NVMe | SATA |
| 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 | — |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 5★ | 1 |
| Features | ||
| Heatsink | ✓★ | ✗ |
| Hardware Encryption | ✓★ | — |
Pros & Cons
Samsung 990 PRO 1TB 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
Silicon Power A55 128GB SATA III 2.5"
- Strong social proof (77th percentile)
- Below average capacity (7th percentile)7th %ile
- Below average speed (22nd percentile)
- Below average random (22nd percentile)
- Below average endurance (33rd percentile)
Pricing
Silicon Power A55 128GB SATA III 2.5" offers 2.0x better value for money
Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
Silicon Power A55 128GB SATA III 2.5"
Verdict
Scores 90 overall, wins 6 of 6 usage categories and 12 of 18 specs.
