Hardware Spec Index

Caldera SN-5503 Pro 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN5503-PRO · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index5,096 (SSDs scale)
Category rank#14,711
Street price$69
Power7 W (active)
Performance per dollar73.86
Released2023

Specifications

BrandCaldera
ModelCaldera SN-5503 Pro
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write6,100 MB/s
Random 4K read960K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 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
Novexa SN-6635 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD7,623$149Compare
Altrix SN-3937 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD6,390$89Compare
Strivon SN-5207 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD5,592$69Compare
Altrix SN-6380 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD10,379$329Compare
Caldera SN-9161 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD12,873$369Compare
Novexa SN-1405 Core 500GB PCIe 4.0 NVMe M.2 2280 SSD5,256$59Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5503 Pro 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/9727934 (accessed 2026-10-24).