Intel Core i5-2540M versus Intel Core i7-660UE comparison chart
Edit this comparison chartIntel Core i5-2540MIntel Core i7-660UE
  • current rating is 3.39/5
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(18 ratings)
  • current rating is 2/5
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(5 ratings)
Integrated Graphics Yes Yes
L2 Cache Count 1 1
Number of cores 2 2
L2 cache size 3072 KB 4096 KB
CPU Speed 2.6 GHz 1.33 GHz
Processor Family Core i5 Core i7
Processor Model i5-2540M i7-660UE
Maximum Memory Size Supported 8 GB 8 GB
Manufacturing Technology 32 nm 32 nm
32 Bit Operating Mode No No
64 Bit Operating Mode Yes Yes
Status Announced Launched
Launch Date 02/20/2011 Q1'10
Bus/Core Ratio 26 8
Instruction Set Extensions AVX SSE 4.1, SSE 4.2
Embedded Options Available No Yes
Memory Types DDR3-1066/1333 DDR3-800
ECC Memory Supported No Yes
Intel HD Graphics Yes Yes
Intel HD Graphics with Dynamic Frequency Yes Yes
Graphics Base Frequency 650 MHz 166 MHz
Graphics Max Dynamic Frequency 1.3 GHz 500 MHz
Intel Flexible Display Interface (Intel FDI) Yes Yes
Intel Clear Video HD Technology Yes Yes
Dual Display Capable Yes Yes
Macrovision* License Required No No
PCI Express Revision 2.0 2.0
PCI Express Configurations 1x16, 2x8, 1x8+2x4 1X16, 2X8
# of PCI Express Ports 1 1
Max CPU Configuration 1 1
Package Size 37.5mm x 37,5mm (rPGA988B); 31mm x 24mm (BGA1023) BGA 34mmX28mm
Graphics and IMC Lithography 32 nm 45 nm
Intel Turbo Boost Technology Yes Yes
Intel Hyper-Threading Technology Yes Yes
Intel Virtualization Technology (VT-x) Yes Yes
Intel Virtualization Technology for Directed I/O (VT-d) Yes Yes
Intel Trusted Execution Technology Yes Yes
AES New Instructions Yes Yes
Intel 64 Yes Yes
Idle States Yes Yes
Enhanced Intel SpeedStep Technology Yes Yes
Thermal Monitoring Technologies Yes Yes
Intel Fast Memory Access Yes Yes
Intel Flex Memory Access Yes Yes
Execute Disable Bit Yes Yes
Manufacturer Intel Intel
For use in Notebooks Notebooks
Number of threads 4 4
Tjunction 100 C 105°C
Maximum Memory Bandwidth 21.3 GB/s 12.8 GB/s
Wattage 35 W 18 W
Number of Memory Channels 2 2
Maximum Turbo Frequency 3.3 GHz 2.4 GHz

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