SanDisk Optimus GX PRO 850X
Samsung 9100 PRO
What Buyers Say
SanDisk Optimus GX PRO 850X
Users are highly satisfied with this SSD, praising its fast performance and reliability. One reviewer highlighted the speed for backups, transferring 1GB in about 3 seconds. The brand name is trusted, and all reviews are positive, with no complaints mentioned.
Pros
- Fast data transfer
- Reliable brand
- Good for backups
- Solid performance
Samsung 9100 PRO
The Samsung 9100 Pro 2TB is widely praised for its blazing PCIe 5.0 speeds, especially in data transfers and heavy workloads, with users noting it competes with the fastest drives on the market. While most reviewers are highly satisfied, some mention that the speed boost over PCIe 4.0 drives may not be noticeable in everyday tasks or gaming, and the lack of an included heatsink is a common concern. Overall, it's seen as a premium, reliable choice for high-end systems, though not budget-friendly.
Pros
- Blazing PCIe 5.0 speeds
- Excellent data transfer performance
- Reliable Samsung quality
- Easy installation
- Good value compared to 990 Pro
Cons
- No included heatsink
- Speed gain over PCIe 4.0 not noticeable in daily tasks
- Not budget-friendly
- Requires PCIe 5.0 support for full speed
Scores
Specifications
| SanDisk Optimus GX PRO 850X | Samsung 9100 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 5★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | SanDisk nCache 4.0 | In-House Controller |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | No data | |
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | ✓ | ✓ |
Pros & Cons
SanDisk Optimus GX PRO 850X
- Strong user sentiment (94th percentile)94th %ile
- Strong random (92nd percentile)92nd %ile
- Strong endurance (88th percentile)88th %ile
- Strong speed (84th percentile)84th %ile
Samsung 9100 PRO
- Strong random (100th percentile)100th %ile
- Strong feature (100th percentile)100th %ile
- Strong speed (98th percentile)98th %ile
- Strong social proof (97th percentile)97th %ile
Pricing
SanDisk Optimus GX PRO 850X offers 1.5x better value for money
Verdict
Scores 96 overall, wins 6 of 6 usage categories and 9 of 18 specs.
