Hardware Spec Index

Caldera SN-8640 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN8640-MAX · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index8,576 (SSDs scale)
Category rank#18,488
Street price$179
Power8 W (active)
Performance per dollar47.91
Released2022

Specifications

BrandCaldera
ModelCaldera SN-8640 Max
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write5,500 MB/s
Random 4K read990K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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-7565 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD12,329$379Compare
Mirenta SN-4305 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD13,568$569Compare
Mirenta SN-1771 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD14,378$539Compare
Caldera SN-2245 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD8,305$179Compare
Caldera SN-3545 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD5,830$89Compare
Strivon SN-3873 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD13,179$529Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-8640 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/89020146 (accessed 2026-10-23).