Samsung 9100 PRO 8TB
Not rated yet
US launch / reference: $999
Third-party reference ↗Samsung 9100 PRO 8TB vs WD BLACK SN8100 4TB
An overall editorial verdict is not available for this pair yet. Your priorities and current prices can change the better choice.
WD BLACK SN8100 4TB
Not rated yet
US launch / reference: $549
Third-party reference ↗Start with the tradeoffs
Consider Samsung 9100 PRO 8TB for
- Interface: PCIe 5.0 x4 NVMe 2.0
- Listed endurance: 4,800 TBW
- Form factor: M.2 2280
Tradeoff: Check slot compatibility, exact capacity and heatsink clearance before purchase.
Consider WD BLACK SN8100 4TB for
- Interface: PCIe 5.0 x4 NVMe 2.0
- Listed endurance: 2,400 TBW
- Form factor: M.2 2280 (single-sided)
Tradeoff: Check slot compatibility, exact capacity and heatsink clearance before purchase.
Scores and judgments are editorial. Specdex does not run an in-house benchmark lab. Manufacturer claims and independent measurements may use different test conditions.
Specifications side by side
Arrows indicate a higher capacity, higher power rating, or lower weight/time for comparable simple quantities. They do not establish overall product quality. Unknown values remain unavailable.
| Specification | Samsung 9100 PRO 8TB | WD BLACK SN8100 4TB |
|---|---|---|
| Form factor | M.2 2280 | M.2 2280 (single-sided) |
| Interface | PCIe 5.0 x4 NVMe 2.0 | PCIe 5.0 x4 NVMe 2.0 |
| Sequential read | 14,800 MB/s | 14,900 MB/s |
| Sequential write | 13,400 MB/s | 14,000 MB/s |
| Random read | 2,200,000 IOPS | 2,300,000 IOPS |
| Random write | 2,600,000 IOPS | 2,400,000 IOPS |
| Controller | Samsung Presto (in-house, 5nm) | SanDisk-tuned Silicon Motion SM2508 (6nm, quad Cortex-R8) |
| NAND | Samsung V8 V-NAND 3D TLC (236-layer) | 218-layer BiCS8 CBA 3D TLC |
| DRAM | yes, LPDDR4X | yes (onboard DRAM) |
| Endurance | 4,800 TBW | 2,400 TBW |
| Warranty | 5 years | 5 years |
Samsung 9100 PRO 8TB
Prices & availability
US launch / reference: $999. This is not a current retailer offer.
Checking current offers…
Price history
History appears when an approved retailer provides observations.
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.
WD BLACK SN8100 4TB
Prices & availability
US launch / reference: $549. This is not a current retailer offer.
Checking current offers…
Price history
History appears when an approved retailer provides observations.
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.