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Intel Core i7-940 - AT80601000921AA / BX80601940 / BXC80601940 information

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Type:CPU Manufacturer:Intel
family:Core i7 microprocessors:Core i7
Type CPU / Microprocessor
Market segment Desktop
Family
Intel Core i7
Model number   
i7-940
CPU part numbers
  • AT80601000921AA is an OEM/tray microprocessor
  • BX80601940 is a boxed processor with fan and heatsink (English version)
  • BXC80601940 is a boxed processor with fan and heatsink (Chinese version)
Frequency    2933 MHz
Turbo frequency 3200 MHz (1 core)
3067 MHz (2 cores or more)
Bus speed    4.8 GT/s QPI (2400 MHz)
Package 1366-land Flip-Chip Land Grid Array (FC-LGA8)
Socket Socket 1366 / B / LGA1366
Size 1.77" x 1.67" / 4.5cm x 4.25cm
Weight 1.2oz / 33.3g
Fan/heatsink E29477-002
Introduction date Nov 17, 2008
Price at introduction $562
S-spec numbers
  ES/QS processors Production processors
Part number Q1CS SLBCK
AT80601000921AA + +
BX80601940   +
BXC80601940   +
Architecture / Microarchitecture
Microarchitecture Nehalem
Platform X58
Processor core    Bloomfield
Core stepping    C0 (Q1CS, SLBCK)
CPUID 106A4 (SLBCK)
Manufacturing process 0.045 micron Hi-k metal gate technology
731 million transistors
Die size 263mm2
Data width 64 bit
The number of cores 4
The number of threads 8
Floating Point Unit Integrated
Level 1 cache size    4 x 32 KB 4-way set associative instruction caches
4 x 32 KB 8-way set associative data caches
Level 2 cache size    4 x 256 KB 8-way set associative caches
Level 3 cache size Inclusive shared 8 MB 16-way set associative cache
Physical memory 24 GB
Multiprocessing Uniprocessor
Features
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4   
  • EM64T / Extended Memory 64 technology / Intel 64   
  • NX / XD / Execute disable bit   
  • HT / Hyper-Threading technology   
  • VT-x / Virtualization technology   
  • TBT / Turbo Boost technology   
Low power features
  • Thread C1, C3 and C6 states
  • Core C1, C3 and C6 states
  • Package C3 and C6 states
  • Enhanced SpeedStep technology   
Integrated peripherals / components
Integrated graphics None
Memory controller The number of controllers: 1
Memory channels: 3
Supported memory: DDR3-800, DDR3-1066
Maximum memory bandwidth (GB/s): 25.6
Other peripherals Quick Path Interconnect (1 link)
Electrical / Thermal parameters
V core    0.8V - 1.375V
Minimum/Maximum operating temperature    5°C - 67.9°C
Minimum/Maximum power dissipation    12 Watt (TDP in C6 state) / 230.14 Watt
Thermal Design Power    130 Watt


other microprocessors
Intel Core i7-950 - AT80601002112AA / BX80601950 / BXC80601950 Intel Core i7-960 - AT80601002727AA / BX80601960 / BXC80601960
Intel Core i7-970 - AT80613005490AD / BX80613I7970 / BXC80613I7970 Intel Core i7-980 - AT80613006756AA / BX80613I7980
Intel Core i7-2600 - CM8062300834302 / BX80623I72600 / BXC80623I72600 Intel Core i7-2600K - CM8062300833908 / BX80623I72600K / BXC80623I72600K
Intel Core i7-2600S - CM8062300835604 / BX80623I72600S Intel Core i7-2700K - CM8062301124100 / BX80623I72700K / BXC80623I72700K
Intel Core i7-3820 - CM8061901049606 / BX80619I73820 Intel Core i7-3770 - CM8063701211600 / BX80637I73770 / BXC80637I73770
Intel Core i7-3770K - CM8063701211700 / BX80637I73770K / BXC80637I73770K Intel Core i7-3770S - CM8063701211900 / BX80637I73770S

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