Apple Power Mac G5 - Manual (Page 34)

Technical Specifications
Processing
• 1.6GHz, dual 1.8GHz, or dual 2GHz PowerPC G5 microprocessors
• PowerPC processor architecture with 64-bit data paths and registers
• Native support for 32-bit application code
• 512K on-chip L2 cache running at processor speed
• Parallel data structure supporting up to 215 simultaneous in-flight instructions
• Simultaneous issue of up to 10 out-of-order operations
• Dual-pipeline Velocity Engine for 128-bit single-instruction, multiple-data
(SIMD) processing
• Two independent double-precision floating-point units
• Advanced three-component branch prediction logic
• 800MHz, 900MHz, or 1GHz 64-bit DDR frontside bus supporting up to 8-GBps
data throughput; one on each processor in dual processor systems
• Point-to-point system controller
Memory
• 128-bit data paths for up to 6.4-GBps memory throughput
• 1.6GHz systems:
– 256MB of PC2700 (333MHz) DDR SDRAM
– Four DIMM slots supporting up to 4GB of main memory
• 1.8GHz systems and 2GHz systems:
– 512MB of PC3200 (400MHz) DDR SDRAM
– Eight DIMM slots supporting up to 8GB of main memory
• Support for the following DIMMs (in pairs):
– 128MB DIMMs (64-bit-wide, 128- or 256-Mbit)
– 256MB DIMMs (64-bit-wide, 128- or 256-Mbit)
– 512MB DIMMs (64-bit-wide, 256-Mbit)
– 1GB DIMMs (64-bit-wide, 256-Mbit)
Graphics and displays
• AGP 8X Pro graphics slot supporting up to 2-GBps data throughput, with one of
the following graphics cards installed:
– NVIDIA GeForce FX 5200 Ultra with 64MB of DDR SDRAM
– ATI Radeon 9600 Pro with 64MB of DDR SDRAM
– ATI Radeon 9800 Pro with 128MB of DDR SDRAM (build-to-order option)
• Support for digital resolutions up to 1920 by 1200 pixels
• Support for analog resolutions up to 1600 by 1200 pixels
• ADC and DVI connectors; DVI to VGA adapter included
• Dual display support for extended desktop and video mirroring modes
• Support for up to two Apple flat-panel displays
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34 Technology and
Performance Overview
Power Mac G5