Hardware Spec Index

Caldera SN-7921 XT 500GB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN7921-XT · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index6,120 (SSDs scale)
Category rank#23,208
Street price$109
Power8 W (active)
Performance per dollar56.15
Released2022

Specifications

BrandCaldera
ModelCaldera SN-7921 XT
Capacity500 GB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,300 MB/s
Sequential write4,000 MB/s
Random 4K read1,220K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.33 DWPD)
Warranty5 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-7921 XT 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/10054891 (accessed 2026-10-23).