Hardware Spec Index

Caldera SN-7581 Plus 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN7581-PLUS · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index6,901 (SSDs scale)
Category rank#44,126
Street price$99
Power8 W (active)
Performance per dollar69.71
Released2026

Specifications

BrandCaldera
ModelCaldera SN-7581 Plus
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,600 MB/s
Sequential write4,600 MB/s
Random 4K read1,160K IOPS
NAND3D TLC, 238-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

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-7059 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD7,611$139Compare
Strivon SN-5914 Max 500GB SATA 2.5-inch SSD4,453$49Compare
Novexa SN-2026 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD8,615$189Compare
Novexa SN-1168 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD6,816$109Compare
Mirenta SN-5548 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD14,787$549Compare
Novexa SN-4185 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD9,923$279Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7581 Plus 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/9736803 (accessed 2026-10-22).