Hardware Spec Index

Caldera SN-6603 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6603-PLUS · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index7,482 (SSDs scale)
Category rank#26,679
Street price$149
Power6 W (active)
Performance per dollar50.21
Released2025

Specifications

BrandCaldera
ModelCaldera SN-6603 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,000 MB/s
Sequential write3,900 MB/s
Random 4K read1,330K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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-6603 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/94098726 (accessed 2026-10-26).