Samsung 990
Samsung
78 Overall Score
vs
KingSpec X400
KingSpec
73 Overall Score
What Buyers Say
Samsung 990
82 out of 100 medium confidence 10 reviews
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
Speed 6
Reliability 5
Heat management 4
Value for money 3
Gaming performance 3
Compatibility 3
KingSpec X400
No customer feedback yet
Scores
Laptop
Budget
Gaming
Console
Workstation
Portable
Specifications
| Samsung 990 | KingSpec X400 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 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 | In-House Controller | — |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | No data | |
| Warranty (years) | 3 | 3 |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | ✓★ | — |
Pros & Cons
Samsung 990
- Strong random (94th percentile)94th %ile
- Strong speed (84th percentile)84th %ile
- Strong feature (79th percentile)
- Strong endurance (72nd percentile)
KingSpec X400
- Strong endurance (97th percentile)97th %ile
- Strong speed (90th percentile)90th %ile
- Strong feature (79th percentile)
- Strong social proof (68th percentile)
Pricing
Verdict
Winner: Samsung 990
Scores 78 overall, wins 4 of 6 usage categories and 4 of 18 specs.
