Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Team Group T-FORCE G70 PRO Graphene 4TB PCIe 4.0 x4 NVMe M.2 2280
What Buyers Say
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.
Pros
- Blazing fast speeds
- Excellent value for money
- Reliable high-capacity storage
- Great for PS5
- Easy installation
Cons
- Potential firmware issues
- No heatsink included
- Pricey when not on sale
Team Group T-FORCE G70 PRO Graphene 4TB PCIe 4.0 x4 NVMe M.2 2280
The Team Group G70 Pro SSD receives mixed feedback. Many users praise its speed, value, and performance, but several report serious reliability issues like the drive disappearing, firmware problems, and DOA units. Overall, it's a fast Gen4 drive at a good price, but quality control and stability concerns temper the enthusiasm.
Pros
- Fast Gen4 speeds
- Good value for money
- Works well when functional
- Graphene heatsink included
- Good performance with DRAM
Cons
- Drive disappears randomly
- Firmware not updatable
- DOA units reported
- Drive not recognized (shows 2GB)
- Stability issues on some systems
Scores
Specifications
| Western Digital Black SN850X | Team Group T-FORCE G70 PRO Graphene | |
|---|---|---|
| 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 | WD 20-82-20035-B1 | InnoGrit |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | No data | |
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | ✗ | — |
Pros & Cons
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong user sentiment (95th percentile)95th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (11th percentile)11th %ile
Team Group T-FORCE G70 PRO Graphene 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong feature (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong speed (91st percentile)91st %ile
- Strong endurance (91st percentile)91st %ile
- Below average affordability (15th percentile)15th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average social proof (18th percentile)18th %ile
Verdict
Scores 99 overall, wins 6 of 6 usage categories and 3 of 18 specs.