Caldera SN-7938 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7938-EDGE · Released 2025 · Updated 2026-10-20
Key facts
| Benchmark index | 10,139 (SSDs scale) |
|---|---|
| Category rank | #2,758 |
| Street price | $239 |
| Power | 7 W (active) |
| Performance per dollar | 42.42 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7938 Edge |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,200 MB/s |
| Sequential write | 5,100 MB/s |
| Random 4K read | 1,050K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Heatsink edition available |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0
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| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix SN-1077 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD | 10,979 | $379 | Compare |
| Caldera SN-2856 Core 500GB SATA 2.5-inch SSD | 3,272 | $29 | Compare |
| Novexa SN-3320 SE 500GB SATA 2.5-inch SSD | 4,078 | $39 | Compare |
| Strivon SN-9073 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 7,379 | $139 | Compare |
| Novexa SN-1858 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 9,798 | $249 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-7938 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/940272 (accessed 2026-10-20).