08-12-2012, 03:18 PM
Intel’s Core i7
Intel_I7.ppt (Size: 1.78 MB / Downloads: 108)
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