Hardware Spec Index

Caldera SN-8439 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN8439-XT · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index5,604 (SSDs scale)
Category rank#16,192
Street price$79
Power6 W (active)
Performance per dollar70.94
Released2023

Specifications

BrandCaldera
ModelCaldera SN-8439 XT
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,100 MB/s
Random 4K read780K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 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
Mirenta SN-9567 Ti 500GB PCIe 4.0 NVMe M.2 2280 SSD6,688$89Compare
Caldera SN-4123 Max 500GB SATA 2.5-inch SSD3,456$39Compare
Novexa SN-1651 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD9,725$209Compare
Strivon SN-3055 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD6,430$99Compare
Strivon SN-9747 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD13,378$459Compare
Mirenta SN-6253 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD14,049$509Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-8439 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/715992 (accessed 2026-10-20).