Silicon Power UD90 1TB
Score: 80/100
Teamgroup MP44L 1TB
Score: 78/100Rankings
The Silicon Power UD90 1TB PCIe 4.0 SSD delivers flagship-class sequential speeds at a budget price, but its DRAM-less design and lack of a heatsink lead to thermal concerns and mixed reliability reports.
The TEAMGROUP MP44L 1 TB is a budget-friendly PCIe 4.0 NVMe SSD offering strong sequential speeds, good thermal design, and a long warranty, though its DRAM-less architecture can limit sustained random performance.
| Attribute | | |
|---|---|---|
1,000 GB | 1,024 GBbest | |
5,000 MB/sbest | 5,000 MB/sbest | |
4,800 MB/sbest | 4,500 MB/s | |
570,000 IOPSbest | 525,000 IOPS | |
600,000 IOPSbest | 550,000 IOPS | |
600 TBWbest | 600 TBWbest | |
5 years | 7 yearsbest | |
1,500,000 hoursbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(3) | ||
Sequential Write Speed (MB/s) | 4800 MB/s | 4500 MB/s |
Random Read IOPS (IOPS) | 570000 IOPS | 525000 IOPS |
Random Write IOPS (IOPS) | 600000 IOPS | 550000 IOPS |
Storage(3) | ||
Capacity (GB) | 1000 GB | 1024 GB |
NAND Type | TLC | Micron 176-layer 3D TLC |
Warranty Period (years) | 5 years | 7 years |
Design & Build(2) | ||
Weight (g) | 8 g | 32 g |
Thickness (mm) | 3.5 mm | 3.56 mm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the UD90 as a value champion with strong sequential performance, but caution about heat and the absence of an included heatsink.
Everyday users love the fast boot and gaming responsiveness, yet many complain about overheating, premature failures, and occasional data corruption.
“"new Value Champion" - Tom's Hardware”
“"great deal" for 1TB of PCIe 4.0 storage”
“"sudden drive death within months"”
Both are comparable; the MP44L offers a modest IOPS edge, while the UD90 may be chosen for brand preference.
Professional reviewers describe the MP44L as a "budget drive done right," highlighting consistent performance, low power draw, and effective thermal solution, while noting it lacks the top-tier speeds of premium PCIe 4.0 drives.
Everyday users praise fast boot times, snappy responsiveness, and solid thermal behavior, but note slower writes once the SLC cache depletes and occasional performance differences on PCIe 3.0 platforms.
