ST500LM000 Seagate Laptop SSHD 500GB 5400RPM SATA 6Gbps 64MB Cache 8GB MLC NAND SSD 2.5-inch Internal Hybrid Hard Drive Technical Specifications for ST500LM000 Model Manufacturer Seagate Manufacturer Part # ST500LM000 Product Line Laptop Product Series SSHD Performance Product Type Internal Hard Drive Form Factor 2.5-inch Capacity 500 GB Cache 64 MB Spindle Speed 5400 RPM Drive Interface Type SATA 6.0 Gbps Other Information Features 8GB MLC NAND SSD.