1. 1GB=1,000,000,000 bytes. Actual user storage less; 2. As compared to 7200 RPM SATA 2.5” hard drive. Based on published specifications and internal benchmarking tests using PCMark Vantage scores; 3. Based on internal testing; performance may be lower depending on drive capacity, host device, OS and application. 1MB=1,000,000 bytes; 4. Based on internal testing using Telcordia stress part testing.