SanDisk Optimus GX PRO 850X 1TB PCIe 4.0 x4 NVMe M.2 2280
SanDisk
81 Overall Score
vs
Samsung 128GB SSD SATA III 2.5"
Samsung
50 Overall Score
What Buyers Say
SanDisk Optimus GX PRO 850X 1TB PCIe 4.0 x4 NVMe M.2 2280
92 out of 100 low confidence 6 reviews
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
Performance 4
Reliability 3
Brand trust 2
Backup speed 1
Samsung 128GB SSD SATA III 2.5"
No customer feedback yet
Scores
Laptop
Budget
Gaming
Workstation
Console
Portable
Specifications
| SanDisk Optimus GX PRO 850X | Samsung 128GB SSD | |
|---|---|---|
| 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) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | SanDisk nCache 4.0 | Samsung MEX Controller |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5 | 10★ |
| Features | ||
| Heatsink | ✗ | — |
| Hardware Encryption | ✓ | ✓ |
Pros & Cons
SanDisk Optimus GX PRO 850X 1TB PCIe 4.0 x4 NVMe M.2 2280
- Strong user sentiment (95th percentile)95th %ile
- Strong random (93rd percentile)93rd %ile
- Strong endurance (88th percentile)88th %ile
- Strong speed (86th percentile)86th %ile
Samsung 128GB SSD SATA III 2.5"
- Strong endurance (94th percentile)94th %ile
- Strong feature (94th percentile)94th %ile
- Strong affordability (80th percentile)80th %ile
- Below average capacity (7th percentile)7th %ile
- Below average speed (24th percentile)
Pricing
SanDisk Optimus GX PRO 850X 1TB PCIe 4.0 x4 NVMe M.2 22800.373score per dollar
vs
Samsung 128GB SSD SATA III 2.5"0.621score per dollar
Samsung 128GB SSD SATA III 2.5" offers 1.7x better value for money
Verdict
Winner: SanDisk Optimus GX PRO 850X
Scores 81 overall, wins 6 of 6 usage categories and 7 of 18 specs.
