Hardware Spec Index

Caldera SN-7581 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7581-MAX · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index7,993 (SSDs scale)
Category rank#9,979
Street price$149
Power5 W (active)
Performance per dollar53.64
Released2023

Specifications

BrandCaldera
ModelCaldera SN-7581 Max
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write6,100 MB/s
Random 4K read800K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 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

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-2408 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD7,235$129Compare
Mirenta SN-3230 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD9,766$299Compare
Altrix SN-8003 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD11,878$369Compare
Caldera SN-7546 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD6,363$89Compare
Strivon SN-7444 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD6,184$89Compare
Caldera SN-9688 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD11,764$419Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7581 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6013205 (accessed 2026-10-21).