Hardware Spec Index

Caldera SN-4641 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4641-SE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index5,821 (SSDs scale)
Category rank#28,674
Street price$99
Power8 W (active)
Performance per dollar58.80
Released2023

Specifications

BrandCaldera
ModelCaldera SN-4641 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write6,500 MB/s
Random 4K read980K IOPS
NAND3D QLC, 238-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-4641 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1495937 (accessed 2026-10-25).