Caldera SN-1623 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1623-XT · Released 2020 · Updated 2026-10-22
Key facts
| Benchmark index | 10,079 (SSDs scale) |
|---|---|
| Category rank | #48,994 |
| Street price | $229 |
| Power | 5 W (active) |
| Performance per dollar | 44.01 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1623 XT |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,500 MB/s |
| Sequential write | 4,900 MB/s |
| Random 4K read | 940K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DDR4 DRAM, 1 GB |
| 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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Caldera SN-7515 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,526 | $279 | Compare |
| Novexa SN-9703 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,636 | $599 | Compare |
| Strivon SN-9963 Max 500GB SATA 2.5-inch SSD | 4,160 | $39 | Compare |
| Novexa SN-5435 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 10,215 | $279 | Compare |
| Altrix SN-1238 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,154 | $109 | Compare |
| Novexa SN-4164 XT 500GB SATA 2.5-inch SSD | 4,495 | $49 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1623 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/785092 (accessed 2026-10-22).