XBOX 360 Hardware specifications

This article will cover XBOX 360's CPU, Graphic processor, Memory, System Bandwidth, Audio & Video capabilities, Optical drive and Physical characteristics. For more information visit http://www.justxbox.com. Central processing unit Custom IBM PowerPC-based "Xenon" 90 nm process, 165 million transistors Three symmetrical cores, each one running at 3.2 GHz Two hardware threads per core; six total One VMX-128 vector unit per core; three total 128 VMX-128 registers per hardware thread 1 MiB L2 cache (lockable by the GPU) ----------------------------------------------------------------- --------------- Graphics processing unit Custom ATI R500-based "Xenos" 337 million transistors total 500 MHz parent GPU (90 nm process, 232 million transistors) 500 MHz 10 MB daughter embedded DRAM framebuffer (90 nm process, 105 million transistors) NEC designed eDRAM has internal logic for color, alpha blending, Z/stencil buffering, and anti-aliasing. 48-way parallel floating-point dynamically-scheduled shader pipelines 4 arithmetic logic units per pipe for vertex or pixel shader processing Unified shader architecture (This means that each pipeline is capable of running either pixel or vertex shaders.) Support for DirectX 9.0 Shader Model 3.0, limited support for future DirectX 10 shader models 2 Shader operations per pipe per cycle 96 Shader operations per cycle across the entire shader array Shader performance: 48 billion (48,000 million) shader operations per second 16 Filtered & 16 unfiltered texture samples per clock Maximum polygon performance: 500 million triangles per second Pixel fillrate: 16 gigasamples per second fillrate using 4X MSAA Dot product operations: 9.6 billion per second theoretical maximum, 33.6 billion per second theoretical maximum when summed with CPU operations. ----------------------------------------------------------------- --------------- Memory 512 MiB 700 MHz GDDR3 RAM (Total system memory is shared with the GPU via the unified memory architecture.) ----------------------------------------------------------------- --------------- SYSTEM BANDWIDTH 22.4 GB/s memory interface bus bandwidth (700 MHz