In the kit there is nothing shorter than the ssd itself. Declared speeds are about 500/500 Mb / s, in fact 300/300 and this is on sata3 and ahci. At the same time, when copying large files after about 3.5 GB, the speed drops to 57 Mb / s.
GIGABYTE SSD 240GB GP-GSTFS31240GNTD: Boost Performance with Lightning-Fast Storage
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SAMSUNG 860 EVO 1TB Internal SSD (MZ-76E1T0E), 2.5-Inch SATA III, 1 TB Capacity
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Adata XPG SX8200 Pro 1TB NVMe SSD with 3D NAND, Gen3x4 PCIe M.2 2280, R/W 3500/3000MB/s (ASX8200PNP-1TT-C)
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Solid State Drive Goldenfir 128GB SATA T650-128gb
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🔌 Seagate Expansion 3TB Portable USB 3.0 External Hard Drive (STEA3000400) in Black
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18 TB External HDD Western Digital WD Elements Desktop, USB 3.0, black
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2 TB External HDD ADATA DashDrive Durable HD650, USB 3.2 Gen 1, Blue
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2 TB External HDD Western Digital WD Elements Portable (WDBU), USB 3.0, black
84 Review