Dell OptiPlex 5055 R Small Form Factor OptiPlex 5055 Small Form Factor Owners - Page 52

Table 4. Key Specifications (continued) Specification AMD Radeon R7 M450 Technology DDR3 SDRAM Max External Resolution 1920 x 1080 Interface Type PCI Express 3.0 x16 AMD Radeon R5 M430 The AMD Radeon R5 M430 is an entry level graphics card for laptops. It is based on the older Radeon R5 M330 / M335 or R7 M340. Key Specifications The following table contains the key specifications of the AMD Radeon R5 M430: Table 5. Key Specifications Specification Radeon R5 M400 Series AMD Radeon R5 M430 Radeon R5 M430 Codename Sun XT Architecture GCN Pipelines 320 - unified Memory Bus Width 64 Bit Shared Memory No Technology 28 nm DirectX DirectX 12 USB features Universal Serial Bus, or USB, was introduced in 1996. It dramatically simplified the connection between host computers and peripheral devices like mice, keyboards, external drivers, and printers. Let's take a quick look on the USB evolution referencing to the table below. Table 6. USB evolution Type Data Transfer Rate USB 3.0 / USB 3.1 Gen 1 5 Gbps USB 2.0 480 Mbps Category Super Speed High Speed Introduction Year 2010 2000 USB 3.1 Gen 1 (SuperSpeed USB) For years, the USB 2.0 has been firmly entrenched as the de facto interface standard in the PC world with about 6 billion devices sold, and yet the need for more speed grows by ever faster computing hardware and ever greater bandwidth demands. The USB 3.1 Gen 1 finally has the answer to the consumers' demands with a theoretically 10 times faster than its predecessor. In a nutshell, USB 3.1 Gen 1 features are as follows: ● Higher transfer rates (up to 5 Gbps) ● Increased maximum bus power and increased device current draw to better accommodate power-hungry devices 52 Technology and components