Hardware Spec Index

Caldera SN-7633 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7633-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index13,980 (SSDs scale)
Category rank#39,899
Street price$599
Power7 W (active)
Performance per dollar23.34
Released2022

Specifications

BrandCaldera
ModelCaldera SN-7633 Ultra
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,700 MB/s
Sequential write4,800 MB/s
Random 4K read1,200K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-4276 Ti 500GB SATA 2.5-inch SSD3,239$29Compare
Mirenta SN-7687 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD10,993$289Compare
Altrix SN-3114 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD7,473$149Compare
Caldera SN-1793 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD11,277$309Compare
Caldera SN-4646 XT 500GB SATA 2.5-inch SSD3,323$39Compare
Novexa SN-1319 Prime 1TB PCIe 4.0 NVMe M.2 2230 SSD7,513$149Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7633 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3607272 (accessed 2026-10-23).