A 20GB hard drive, high-def game support and a 500MHz ATI graphics processor: Glimpse the Xbox 360’s system performance specifications as provided by Microsoft.
Custom IBM PowerPC-based CPU
â????Three symmetrical cores running at 3.2 GHz each
â????Two hardware threads per core; six hardware threads total
â????VMX-128 vector unit per core; three total
â????128 VMX-128 registers per hardware thread
â????1 MB L2 cacheCPU Game Math Performance
â????9 billion dot product operations per secondCustom ATI Graphics Processor
â????500MHz processor
â????10 MB of embedded DRAM
â????48-way parallel floating-point dynamically scheduled shader pipelines
â????Unified shader architecturePolygon Performance
â????500 million triangles per secondPixel Fill Rate
â????16 gigasamples per second fill rate using 4x MSAAShader Performance
â????48 billion shader operations per secondMemory
â????512 MB of GDDR3 RAM
â????700 MHz of DDR
â????Unified memory architectureMemory Bandwidth â????22.4 GB/s memory interface bus bandwidth
â????256 GB/s memory bandwidth to EDRAM
â????21.6 GB/s front-side busOverall System Floating-Point Performance
â????1 teraflopStorage
â????Detachable and upgradeable 20GB hard drive
â????12x dual-layer DVD-ROM
â????Memory Unit support starting at 64 MBI/O
â????Support for up to four wireless game controllers
â????Three USB 2.0 ports
â????Two memory unit slots
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