Caldera SN-1555 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1555-PRIME · Released 2023 · Updated 2026-10-21
Key facts
| Benchmark index | 12,039 (SSDs scale) |
|---|---|
| Category rank | #1,760 |
| Street price | $449 |
| Power | 7 W (active) |
| Performance per dollar | 26.81 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1555 Prime |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,700 MB/s |
| Sequential write | 5,000 MB/s |
| Random 4K read | 950K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DDR4 DRAM, 8 GB |
| Endurance | 4,800 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | None |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Caldera SN-4146 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD | 11,219 | $309 | Compare |
| Altrix SN-5392 SE 500GB SATA 2.5-inch SSD | 3,639 | $29 | Compare |
| Altrix SN-5921 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,465 | $369 | Compare |
| Altrix SN-7558 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,670 | $569 | Compare |
| Mirenta SN-3343 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,420 | $509 | Compare |
| Caldera SN-1941 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,112 | $179 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1555 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4582804 (accessed 2026-10-21).