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Intel Core i7-940XM

4
Cores
8
Threads
55 W
TDP
2.133 GHz
Frequency
3.333 GHz
Boost
Clarksfield
Codename
Socket G1
Socket
Front
Front
Back
Back
Connectivity
Connectivity
Intel Socket G1
Intel Socket G1
The Intel Core i7-940XM was a mobile processor with 4 cores, launched in June 2010, at an MSRP of $1096. It is part of the Core i7 Extreme lineup, using the Clarksfield architecture with Socket G1. Thanks to Intel Hyper-Threading the core-count is effectively doubled, to 8 threads. Core i7-940XM has 8 MB of L3 cache and operates at 2.133 GHz by default, but can boost up to 3.333 GHz, depending on the workload. Intel is making the Core i7-940XM on a 45 nm production node using 774 million transistors. You may freely adjust the unlocked multiplier on Core i7-940XM, which simplifies overclocking greatly, as you can easily dial in any overclocking frequency.
With a TDP of 55 W, the Core i7-940XM consumes typical power levels for a modern PC. Intel's processor supports DDR3 memory with a dual-channel interface. The highest officially supported memory speed is 1333 MT/s, but with overclocking (and the right memory modules) you can go even higher. For communication with other components in the machine, Core i7-940XM uses a PCI-Express Gen 2 connection. This processor features the None integrated graphics solution.
Hardware virtualization is available on the Core i7-940XM, which greatly improves virtual machine performance. Additionally, IOMMU virtualization (PCI passthrough) is supported, so that guest virtual machines may directly use host hardware.

Physical

Socket: Intel Socket G1
Foundry: Intel
Process Size: 45 nm
Transistors: 774 million
Die Size: 296 mm²
Package: µFC-PGA8
tJMax: 100°C

Processor

Market: Mobile
Production Status: End-of-life
Release Date: Jun 20th, 2010
Launch Price: $1096
Part#: SLBSC
Q4AP
Bundled Cooler: None

Performance

Frequency: 2.133 GHz
Turbo Clock: up to 3.333 GHz
Base Clock: 133 MHz
Multiplier: 16.0x
Multiplier Unlocked: Yes
TDP: 55 W
Max Power:120 W

Architecture

Codename: Clarksfield
Generation: Core i7 Extreme
(Clarksfield)
Memory Support: DDR3
Rated Speed: 1333 MT/s
Memory Bus: Dual-channel
ECC Memory: No
PCI-Express: Gen 2, 16 Lanes
(CPU only)
Chipsets: PM55, HM55, QM57, HM57

Core Config

# of Cores: 4
# of Threads: 8
SMP # CPUs: 1
Integrated Graphics: None

Cache

Cache L1: 64 KB (per core)
Cache L2: 256 KB (per core)
Cache L3: 8 MB (shared)

Features

  • MMX
  • SSE
  • SSE2
  • SSE3
  • SSSE3
  • SSE4.1
  • SSE4.2
  • EIST
  • Intel 64
  • HTT
  • VT-x
  • VT-d
  • NX bit
  • TXT
  • TBT 1.0
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