Scribd
Upload
59 views19 pages

For More Material Visit This Site

This document provides an overview of Intel's Core i7 processor, including details about its socket, instruction set, cores, and microarchitecture. It discusses the Core i7's clock speed, cache size, Turbo Boost feature, LGA 1366 socket, SSE 4.2 instruction set, use of 4 physical/8 logical cores with Hyper-Threading, Intel QuickPath interconnect replacing the front-side bus, Nehalem microarchitecture, EP and EX sockets for different numbers of processors, and the transition from a 3-chip to 2-chip solution with the Westmere architecture. References are provided for more information.

Uploaded by

Mayank Sanadhya
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PPT, PDF, TXT or read online on Scribd
59 views19 pages

For More Material Visit This Site

This document provides an overview of Intel's Core i7 processor, including details about its socket, instruction set, cores, and microarchitecture. It discusses the Core i7's clock speed, cache size, Turbo Boost feature, LGA 1366 socket, SSE 4.2 instruction set, use of 4 physical/8 logical cores with Hyper-Threading, Intel QuickPath interconnect replacing the front-side bus, Nehalem microarchitecture, EP and EX sockets for different numbers of processors, and the transition from a 3-chip to 2-chip solution with the Westmere architecture. References are provided for more information.

Uploaded by

Mayank Sanadhya
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PPT, PDF, TXT or read online on Scribd
You are on page 1/ 19

www.studentsportel.blogspot.

com
• For more material visit this site

by
studentsportel
I7’s Core

Jon Ross
&
Philip Cosgrave
Intel’s Core i7

Jon Ross
&
Philip Cosgrave
Content
• Overview
• Socket
• SSE 4.2 Instruction Set
• Cores
– Intel Quickpath Interconnect
– Nehalem - new micro-architecture
– EP, EX socket
– 3 to 2 chip solution
Over View
• Released November 2008
• CPU clock
• Cache
• Turbo Boost
Socket
• Known as the LGA 1366 or Socket B
• Contact points
Instruction Set

• Backwards support
• Added SSE 4.2 Instruction set
– CRC32
– PCMPESTRI
– PCMPESTRM
– PCMPISTRI
– PCMPISTRM
– PCMPGTQ
– POPCNT
Core: Over View
• 4 Physical, 8 logical from H/T
• 3 channel memory
Core: Intel Quickpath Interconnect
• Intel X58 Arch
• Replaced front side bus
• Max width: 20 bit
• Max bandwidth: 16GB/s Unidirectional
• I7 920, 940
– 16 bit and 4.8 GT/s = 19.2 GB/s
• I7 965XE
– 16 bit and 6.4 GT/s = 25.6GB/s
Core: Nehalem
– 45nm architecture
– Scalable performance for from one-to-16 (or
more) threads and from one-to-eight (or
more) cores.
– Power usage
Core: EP & EX
• EP is for 2 sockets (the base layout)
• EX is for 4 and 8 sockets
– Is the EP duplicated with more interconnects
Core: 3 to 2 chip solution
• Named Westmere
• Moved GPU functionality from the
Northbridge onto the CPU
• Enables full disk encryption
Other Fun Info
More Extra Info
References
• Crysis Benchmark:
http://www.pcgameshardware.com/aid,665558/Intel-Core-i7-Nehalem-CPUs-reviewed/Reviews/?
page=5
• Pin set:
Intel Core i7 Extreme Edition and Intel Core i7 Processor and LGA1366 Socket
http://download.intel.com/design/processor/designex/320837.pdf
• Intel Overclock:
http://www.engadget.com/2008/12/03/intels-core-i7-extreme-edition-965-overclocked-to-5-5ghz/
• Intel Nehalem Arch
http://download.intel.com/pressroom/kits/events/idffall_2008/SSmith_briefing_roadmap.pdf
• 2 vs 3 chip solution
http://www.neoseeker.com/Articles/Hardware/Reviews/intel_32nm/4.html
• Intel i7 homepage
http://www.intel.com/products/processor/corei7/index.htm
• Intel Quickpath
http://www.intel.com/technology/quickpath/introduction.pdf
• Intel Turboboost
http://www.intel.com/technology/turboboost/index.htm
• Nehalem Arch
http://www.intel.com/technology/architecture-silicon/next-gen/whitepaper.pdf

You might also like