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The PS4 contains a total of 8 GB (16 × 0.5 GB (512 MiB) for CUH10XX/CUH11XX models or 8 x 1 GB (1024 MiB) for CUH12XX models memory chips [51]) of GDDR5 unified system memory, and is capable of running at a maximum clock frequency of 2.75 GHz (5500 MT/s) with a maximum bandwidth of 176 GB/s.
On February 20, 2013, it was announced that the PlayStation 4 would use sixteen 4 Gb GDDR5 memory chips for a total of 8 GB of GDDR5 @ 176 Gbit/s (CK 1.375 GHz and WCK 2.75 GHz) as combined system and graphics RAM for use with its AMD-powered system on a chip comprising 8 Jaguar cores, 1152 GCN shader processors and AMD TrueAudio. [16]
Two control pads via connectors [11] Expandable with multitap connector [11] Backup flash RAM support. Two removable cards [11] Each card has 128 KB flash memory; OS support for File Save, Retrieve and Remove [11] Some games (like "Music 2000") can use Memory Cards as main RAM, to store data for real time processing, bypassing the 2MB RAM limit.
The PlayStation controller is the first gamepad released by Sony Interactive Entertainment for its PlayStation home video game console. The original version (model SCPH-1010) was released alongside the PlayStation on 3 December 1994.
The native operating system of the PlayStation 4 is Orbis OS, which is a fork of FreeBSD version 9.0 which was released on January 12, 2012. [6] [7] The software development kit (SDK) is based on LLVM and Clang, [8] which Sony has chosen due to its conformant C and C++ front-ends, C++11 support, compiler optimization and diagnostics. [9]
Dual-ported video RAM (VRAM) is a dual-ported RAM variant of dynamic RAM (DRAM), which was once commonly used to store the Framebuffer in Graphics card, . Dual-ported RAM allows the CPU to read and write data to memory as if it were a conventional DRAM chip, while adding a second port that reads out data.
Companies can keep a supply of blank PROMs in stock, and program them at the last minute to avoid large volume commitment. These types of memories are frequently used in microcontrollers , video game consoles , mobile phones, radio-frequency identification ( RFID ) tags, implantable medical devices, high-definition multimedia interfaces ( HDMI ...
A 32-bit-wide DRAM controller may support 2 16-bit chips, or be connected to 4 memory chips each of which supplies 8 bits of data, or up to 16 chips configured with 2-bit interfaces. In addition, each chip has a low-speed serial bus used to determine its capabilities and configure its interface.