Dell Optiplex 7010 (250GB HDD, Intel Core i5-3570, 3.40 GHz, 4GB)

OptiPlex 790 I3-2120, 4GB, DVD16X, NO HDD

PCIe x4 3.0 PCI-E 4x to M.2 for NGFF NVMe M Key 2280 Riser Card Cable M2 Key

for M.2 NVMe SSD Extension Cable Drive Riser Card Support M2 to PCIE

Dell Optiplex 990 SFF Desktop i5-2400 3.10GHz, 8gb ram -

for M.2 NVMe SSD Extension Cable Drive Riser Card Support M2 to PCIE

Dell OptiPlex 3010 SFF Intel Core i3-3220 3.3GHz 4GB RAM No HDD No OS

M.2 NVMe To PCIe 16x Riser Graphics Card Extender M2 x16 PCI-e Non-USB Transfer