This are the official Memory specifications for the Sony Playstation 3 (PS3)

MEMORY

• 256MB XDR Main RAM @3.2GHz
• 256MB GDDR3 VRAM @700MHz
• System Bandwidth Main RAM– 25.6GB/s
• VRAM–22.4GB/s
• RSX– 20GB/s (write) + 15GB/s (read)
• SB2.5GB/s (write) + 2.5GB/s (read)

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This are the official GPU specifications for the Sony Playstation 3 (PS3)

GPU RSX @ 550MHz

• 1.8 TFLOPS floating point Performance
• Full HD (up to 1080p) x 2 channels
• Multi-way programmable parallel Floating point shader pipelines
• Sound Dolby 5.1ch, DTS, LPCM, etc. (Cell-based processing)

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This are the official CPU specifications for the Sony Playstation 3 (PS3)

CPU

CPU: Cell Processor PowerPC-base Core @3.2GHz

• 1 VMX vector unit per core
• 512KB L2 cache
• 7 x SPE @3.2GHz
• 7 x 128b 128 SIMD GPRs
• 7 x 256KB SRAM for SPE
• 1 of 8 SPEs reserved for redundancy
• Total floating point performance: 218 gigaflops

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