Hardware Spec Index

Caldera SN-1553 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1553-XT · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index11,009 (SSDs scale)
Category rank#1,611
Street price$259
Power8 W (active)
Performance per dollar42.51
Released2025

Specifications

BrandCaldera
ModelCaldera SN-1553 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read10,300 MB/s
Sequential write7,500 MB/s
Random 4K read2,380K IOPS
NAND3D TLC, 176-layer
CacheLPDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-9608 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD12,431$409Compare
Novexa SN-6688 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD5,580$79Compare
Altrix SN-9171 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD14,900$519Compare
Novexa SN-8594 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD12,789$479Compare
Altrix SN-9268 Prime 2TB PCIe 5.0 NVMe M.2 2280 SSD11,321$329Compare
Altrix SN-4828 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD10,557$319Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1553 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5164801 (accessed 2026-10-20).