Intel Core i7-660UE vs Intel Core i7-620LE

Comparative analysis of Intel Core i7-660UE and Intel Core i7-620LE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization.

 

Differences

Reasons to consider the Intel Core i7-660UE

  • Around 39% lower typical power consumption: 18 Watt vs 25 Watt
Thermal Design Power (TDP) 18 Watt vs 25 Watt

Reasons to consider the Intel Core i7-620LE

  • Around 17% higher clock speed: 2.80 GHz vs 2.40 GHz
Maximum frequency 2.80 GHz vs 2.40 GHz

Compare specifications (specs)

Intel Core i7-660UE Intel Core i7-620LE

Essentials

Architecture codename Arrandale Arrandale
Launch date Q1'10 Q1'10
Place in performance rating not rated not rated
Processor Number i7-660UE i7-620LE
Series Legacy Intel® Core™ Processors Legacy Intel® Core™ Processors
Status Launched Launched
Vertical segment Mobile Embedded

Performance

64 bit support
Base frequency 1.33 GHz 2.00 GHz
Bus Speed 2.5 GT/s DMI 2.5 GT/s DMI
Die size 81 mm2 81 mm2
Manufacturing process technology 32 nm 32 nm
Maximum core temperature 105°C 105°C
Maximum frequency 2.40 GHz 2.80 GHz
Number of cores 2 2
Number of threads 4 4
Transistor count 382 million 382 million

Memory

Max memory channels 2 2
Maximum memory bandwidth 12.8 GB/s 17.1 GB/s
Maximum memory size 8.79 GB 8.79 GB
Supported memory types DDR3 800 DDR3 800/1066

Graphics

Graphics base frequency 166 MHz 266 MHz
Graphics max dynamic frequency 500 MHz 566 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Processor graphics Intel HD Graphics

Graphics interfaces

Number of displays supported 2 2

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size BGA 34mmX28mm BGA 34mmX28mm
Sockets supported BGA1288 BGA1288
Thermal Design Power (TDP) 18 Watt 25 Watt

Peripherals

Max number of PCIe lanes 16 1
PCI Express revision 2.0 2.0
PCIe configurations 1X16, 2X8 1X16, 2X8

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2 Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 36-bit 36-bit
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)

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