Hardware Spec Index

Caldera SN-6553 Ultra 1TB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN6553-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index4,455 (SSDs scale)
Category rank#5,449
Street price$39
Power3 W (active)
Performance per dollar114.23
Released2024

Specifications

BrandCaldera
ModelCaldera SN-6553 Ultra
Capacity1 TB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (SLC cache)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

Related guides

SSD Endurance ExplainedDRAM vs DRAM-less SSDsNVMe SSDs ExplainedPCIe 4.0 vs PCIe 5.0M.2 SSD Sizes and Keys

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-3152 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD11,637$319Compare
Altrix SN-7317 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD12,385$449Compare
Novexa SN-5169 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD14,156$469Compare
Caldera SN-3851 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD11,030$299Compare
Mirenta SN-3952 Edge 1TB SATA 2.5-inch SSD4,676$49Compare
Mirenta SN-4663 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD9,469$219Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6553 Ultra 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/19902836 (accessed 2026-10-23).