Caldera SN-1253 Ultra 1TB SATA 2.5-inch SSD
SSDs · Caldera · SKU SN1253-ULTRA · Released 2019 · Updated 2026-10-20
Key facts
| Benchmark index | 4,193 (SSDs scale) |
|---|---|
| Category rank | #10,711 |
| Street price | $39 |
| Power | 3 W (active) |
| Performance per dollar | 107.51 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1253 Ultra |
| Capacity | 1 TB |
| Form factor | 2.5" SATA (7 mm) |
| Interface | SATA 6 Gb/s (AHCI) |
| Sequential read | 550 MB/s |
| Sequential write | 520 MB/s |
| Random 4K read | 98K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DRAM-less (SLC cache) |
| Endurance | 600 TBW (0.55 DWPD) |
| Warranty | 3 years |
| Heatsink | None |
Related guides
SSD Endurance ExplainedDRAM vs DRAM-less SSDsNVMe SSDs ExplainedPCIe 4.0 vs PCIe 5.0M.2 SSD Sizes and Keys
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Novexa SN-5144 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,105 | $529 | Compare |
| Mirenta SN-7793 Max 500GB SATA 2.5-inch SSD | 3,903 | $39 | Compare |
| Altrix SN-5154 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,900 | $579 | Compare |
| Altrix SN-4383 Edge 500GB SATA 2.5-inch SSD | 3,980 | $39 | Compare |
| Caldera SN-4183 Prime 1TB PCIe 4.0 NVMe M.2 2230 SSD | 7,881 | $179 | Compare |
| Caldera SN-4699 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,742 | $289 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1253 Ultra 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/9272829 (accessed 2026-10-20).