(Please read the description below carefully before purchasing this item)

• General information

  Type	CPU / Microprocessor
  Market segment	Mobile
  Family	Intel Core i7 Mobile
  Model number  ?	i7-840QM
  CPU part numbers	BY80607002901AI is an OEM/tray microprocessor BX80607I7840QM is a boxed microprocessor without fan and heatsink
  Frequency  ?	1867 MHz
  Turbo frequency	3200 MHz (1 core) 2933 MHz (2 cores) 2000 MHz (3 or 4 cores)
  Low power frequency	1200 MHz
  Bus speed  ?	2.5 GT/s DMI
  Clock multiplier  ?	14
  Package	988-pin micro-FCPGA8 (rPGA988A)
  Socket	Socket G1 / rPGA988A
  Size	1.48" x 1.48" / 3.75cm x 3.75cm (CPU)
  Introduction date	June 20, 2010
  End-of-Life date	Last order date for tray processors is April 5, 2012 Last shipment date for tray processors is October 8, 2012 Last order date for boxed processors is Nov 09, 2012
  Price at introduction	$568
  S-spec numbers
  Part number ES/QS processors Production processors   Q3SE SLBMP BX80607I7840QM   + BY80607002901AI + +
  Architecture / Microarchitecture
  Microarchitecture	Nehalem
  Platform	Calpella
  Processor core  ?	Clarksfield
  Core stepping  ?	B1 (Q3SE, SLBMP)
  CPUID	106E5 (Q3SE, SLBMP)
  Manufacturing process	0.045 micron 774 million transistors
  Die size	296mm2
  Data width	64 bit
  The number of CPU 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	8 MB 16-way set associative shared cache
  Physical memory	8 GB
  Multiprocessing	Not supported
  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  ?  HT / Hyper-Threading technology  ?  TBT / Turbo Boost technology  ?  VT-x / Virtualization technology  ?  VT-d / Virtualization for directed I/O NX / XD / Execute disable bit  ?  TXT / Trusted Execution technology
  Low power features	Enhanced SpeedStep technology  ?
  Integrated peripherals / components
  Integrated graphics	None
  Memory controller	The number of controllers: 1 Memory channels: 2 Supported memory: DDR3-1066, DDR3-1333 Maximum memory bandwidth (GB/s): 21.3
  Other peripherals	Direct Media Interface PCI Express 2.0 interface
  Electrical / Thermal parameters
  Minimum/Maximum operating temperature  ?	0°C - 100°C
  Thermal Design Power  ?	45 Watt
  Notes on Intel Core i7-840QM

• We are offering the following service(s) to buyers:(Refer to "payment and shipping" for actual cost of shipping):
• Economy Shipping (Ship via International Small Parcel Air Mail ):
  • Delivery time: 2-5 weeks days for buyers from Australia, Asia, West Europe, North America and New Zealand; 3-6 weeks for buyers from rest of the World.
• Express Shipping (Ship via DHL, FedEx, TNT):
  • Delivery time: 3-5 working days for buyers from Australia, Asia, West Europe, North America and New Zealand.4-7 working for buyers from rest of the World.
• Item will be declared in low value, so you won't have to pay for custom charges.
• Item will be dispatched within 24-48 hours after payment is received.

• Processor only, no accessories included.
• In 100% working order.
• Photo above is only for illustration purposes.

• This item is guaranteed against DOA. 60 days guarantee is also provided.
• You can return the item back to us for a refund or replacement within the 60 days warranty period.
• Refund or replacement will be issued once the item is received and fault is confirmed by us.
• Please ensure the item is fully tested before sending it back to us, as a 10% re-stocking fee will be charged where the item is found working.
• We will cover half of shipping cost you pay for sending the item back to us.
• We will pay for any cost incurred when shipping the replacement item back to you.