CorDuoArchitecture 国立清华大学酷睿架构国立清华大学

• Dynamic Cache sizing
Enables Greater System Responsiveness
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and desktop platforms •65nm manufacturing technology
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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.
Key Features Intel® Digital Media Boost – SSE3 Instructions
FP to integer conversions Complex arithmetic
Video encoding
FISTTP
ADDSUBPD, ADDSUBPS, MOVDDUP, MOVSHDUP,
Resource Utilization
Superscalar
HyperThreading
Dual Core
Time (proc. cycles)
Note: Each box represents a processor execution unit
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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.
Key Features
Dual Core
• Two physical cores in a package
• Each with its own execution resources
Two Actual Processor Cores
• Each with its own L1 cache
• 32K instruction and 32K data • 8-way set associative; 64-byte line
L2 Cache
System Bus (667MHz, 5333MB/s)
Truly Parallel Multitasking & Multi-threaded Execution
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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.
Key Features
Enhanced Intel SpeedStep® Technology
• Multi-point demand-based switching
• Supports transitions to deeper sleep modes
• Clock partitioning and recovery
Providing True SIMD Integer & Floating Point Performance!
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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.
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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.
Key Features
Intel® Smart Cache
• Shared between the two cores
Core1 Core2 Bus
2 MB L2 Cache
• Advanced Transfer Cache architecture
• Reduced bus traffic
• Both cores have full access to the entire cache
FP Unit EXE Core
FP Unit EXE Core
L1 Cache L1 Cache
• Both cores share the L2 cache
• 2MB 8-way set associative; 64-byte line size • 10 clock cycles latency; Write Back update policy
Objective
•Learn about capabilities of Intel® Core™ Duo Processor for • Multi-threading • Vector/SIMD floating point execution • Cache architecture • Power management
MOVSLDUP
SIMD FP using AOS format*
Tபைடு நூலகம்read Synchronization
LDDQU HADDPD, HSUBPD HADDPS, HSUBPS
* Also benefits Complex Arithmetic and Vectorization
MONITOR, MWAIT
Key Features
Intel® Digital Media Boost
Streaming SIMD Extensions (SSE) Decoder Throughput Improvement
New Enhanced Streaming SIMD Extensions 3 (SSE3)
SSE/SSE2 Instruction Optimization
Intel® Core™ Duo Processor Architecture
Copyright © 2006, Intel Corporation. All rights reserved. *Other brands and names are the property of their respective owners
• Dynamic Bus Parking
Breakthrough Performance and Improved Battery Life
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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.
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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.
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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.
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
High Performance Computing Digital Photography Digital Music Video Editing Internet Content Creation 3D & 2D Modeling CAD Tools
Floating Point Performance Enhancement
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