Hardware Spec Index

Caldera SN-5494 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5494-XT · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index5,176 (SSDs scale)
Category rank#27,368
Street price$49
Power8 W (active)
Performance per dollar105.63
Released2026

Specifications

BrandCaldera
ModelCaldera SN-5494 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,600 MB/s
Sequential write4,600 MB/s
Random 4K read740K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

Related guides

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

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Cite this page: Hardware Spec Index, “Caldera SN-5494 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3926273 (accessed 2026-10-22).