Hardware Spec Index

Caldera SN-4721 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4721-XT · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index10,230 (SSDs scale)
Category rank#49,415
Street price$269
Power8 W (active)
Performance per dollar38.03
Released2026

Specifications

BrandCaldera
ModelCaldera SN-4721 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write5,400 MB/s
Random 4K read1,290K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-9811 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD12,478$419Compare
Caldera SN-7556 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD8,941$179Compare
Altrix SN-1827 Plus 4TB PCIe 5.0 NVMe M.2 2280 SSD14,076$519Compare
Mirenta SN-3602 Edge 1TB PCIe 3.0 NVMe M.2 2280 SSD5,505$69Compare
Caldera SN-8090 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD6,001$79Compare
Caldera SN-4967 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD5,272$69Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4721 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/19259522 (accessed 2026-10-21).