Hardware Spec Index

Caldera SN-6677 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6677-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index12,435 (SSDs scale)
Category rank#776
Street price$379
Power8 W (active)
Performance per dollar32.81
Released2021

Specifications

BrandCaldera
ModelCaldera SN-6677 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write5,000 MB/s
Random 4K read780K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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
Caldera SN-5720 Max 500GB SATA 2.5-inch SSD3,503$39Compare
Mirenta SN-6234 Plus 500GB SATA 2.5-inch SSD4,075$39Compare
Caldera SN-5202 Pro 500GB SATA 2.5-inch SSD3,293$39Compare
Strivon SN-4161 Core 500GB PCIe 4.0 NVMe M.2 2280 SSD5,779$69Compare
Strivon SN-5613 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD8,142$139Compare
Mirenta SN-8509 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD9,956$269Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6677 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/10325840 (accessed 2026-10-25).