Copyright © 2006, Intel Corporation. All rights reserved. *Other brands and names are the property of their respective owners Intel® Core™ Duo Processor Architecture

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 2 Objective Learn about capabilities of Intel® Core™ Duo Processor for Multi-threading Vector/SIMD floating point execution Cache architecture Power management

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 3 Motivations for New Architecture Intel’s first low power dual core CPU New design philosophy of performance per watt Enabling new usage models for mobile and desktop platforms 65nm manufacturing technology

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 4 Key Features Intel® Core™ Duo Processor Dual execution cores Out-of-Order Execution Engine 32KB L1 instruction and 32KB L1 data caches, 2MB L2 cache 667 MHz system bus with 5333MB/S bandwidth Intel® Smart Cache Intel® Enhanced SpeedStep® Technology Intel® Dynamic Power Coordination Intel® Digital Media Boost

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 5 Resource Utilization Note: Each box represents a processor execution unit Time (proc. cycles) SuperscalarDual Core Hyper- Threading

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 6 Key Features Dual Core Two Actual Processor Cores Truly Parallel Multitasking & Multi-threaded Execution Two physical cores in a package Each with its own execution resources Each with its own L1 cache 32K instruction and 32K data 8-way set associative; 64-byte line Both cores share the L2 cache 2MB 8-way set associative; 64-byte line size 10 clock cycles latency; Write Back update policy EXE Core FP Unit EXE Core FP Unit L2 Cache L1 Cache System Bus (667MHz, 5333MB/s) System Bus (667MHz, 5333MB/s)

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 7 Key Features Intel ® Smart Cache Enables Greater System Responsiveness Bus 2 MB L2 Cache Core1Core2 Shared between the two cores Advanced Transfer Cache architecture Reduced bus traffic Both cores have full access to the entire cache Dynamic Cache sizing

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 8 Key Features Enhanced Intel SpeedStep® Technology Multi-point demand-based switching Supports transitions to deeper sleep modes Clock partitioning and recovery Dynamic Bus Parking Breakthrough Performance and Improved Battery Life

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 9 Key Features Intel® Digital Media Boost Streaming SIMD Extensions (SSE) Decoder Throughput Improvement High Performance Computing High Performance Computing Digital Photography Digital Photography Digital Music Digital Music Video Editing Video Editing Internet Content Creation Internet Content Creation 3D & 2D Modeling 3D & 2D Modeling CAD Tools CAD Tools SSE/SSE2 Instruction Optimization Floating Point Performance Enhancement New Enhanced Streaming SIMD Extensions 3 (SSE3) Providing True SIMD Integer & Floating Point Performance!

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 10 SIMD FP using AOS format* Thread Synchronization Video encoding Complex arithmetic FP to integer conversions HADDPD, HSUBPD HADDPS, HSUBPS MONITOR, MWAIT LDDQU ADDSUBPD, ADDSUBPS, MOVDDUP, MOVSHDUP, MOVSLDUP FISTTP * Also benefits Complex Arithmetic and Vectorization Key Features Intel® Digital Media Boost – SSE3 Instructions

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 11 Summary Intel® Core™ Duo processor is at the core of Intel desktop and Mobile Platforms (2GHz, 5333MB/s bandwidth, 31W) Dual core enables true Multi-threaded execution Intel® Smart Cache enables greater system responsiveness Intel® SpeedStep® technology provides very low system down times Intel® Dynamic Power Management improves performance and battery life Intel® Digital Media Boost delivers a rich multimedia experience Intel® Core™ Duo: More Performance for Less Power

Copyright © 2006, Intel Corporation. All rights reserved. Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States or other countries. *Other brands and names are the property of their respective owners. 12