Rambus DRAM

Overview

• All PS2 consoles up to the M-chassis (GH-052 board, Model No. SCPH-77XXX) use 2 RDRAM chips with 16 MB each for a total of 32 MB.
• All later PS2 consoles (SCPH-79XXX and onwards) have the RDRAM integrated into the main SoC.
• All PSX consoles use 2 RDRAM chips with 36 MB each for a total of 72 MB (the system actually uses only 64 MB).

Specifications

• 32 MB PC800 32-bit dual-channel (2x 16-bit) RDRAM (Direct Rambus DRAM) @ 400 MHz, 3.2 GB/s peak bandwidth