Caldera SN-7557 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7557-SE · Released 2022 · Updated 2026-10-23
Key facts
| Benchmark index | 7,033 (SSDs scale) |
|---|---|
| Category rank | #49,924 |
| Street price | $119 |
| Power | 6 W (active) |
| Performance per dollar | 59.10 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7557 SE |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,100 MB/s |
| Sequential write | 3,700 MB/s |
| Random 4K read | 730K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 600 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 |
|---|---|---|---|
| Mirenta SN-7994 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,084 | $459 | Compare |
| Caldera SN-2591 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,094 | $349 | Compare |
| Strivon SN-7489 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,677 | $319 | Compare |
| Mirenta SN-2245 Core 1TB SATA 2.5-inch SSD | 4,142 | $39 | Compare |
| Novexa SN-6174 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,231 | $479 | Compare |
| Caldera SN-5596 Edge 500GB SATA 2.5-inch SSD | 4,060 | $39 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7557 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/389877 (accessed 2026-10-23).