Intel Core 2 Duo L7300 vs Intel Core i7-640M

Comparative analysis of Intel Core 2 Duo L7300 and Intel Core i7-640M processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory, Graphics, Graphics interfaces, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Core 2 Duo L7300

  • 2.1x lower typical power consumption: 17 Watt vs 35 Watt
Thermal Design Power (TDP) 17 Watt vs 35 Watt

Reasons to consider the Intel Core i7-640M

  • Around 5% higher maximum core temperature: 105°C vs 100°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
  • 2.5x better performance in PassMark - Single thread mark: 1375 vs 551
  • 3.9x better performance in PassMark - CPU mark: 2070 vs 536
Specifications (specs)
Maximum core temperature 105°C vs 100°C
Manufacturing process technology 32 nm vs 65 nm
Benchmarks
PassMark - Single thread mark 1375 vs 551
PassMark - CPU mark 2070 vs 536

Compare benchmarks

CPU 1: Intel Core 2 Duo L7300
CPU 2: Intel Core i7-640M

PassMark - Single thread mark
CPU 1
CPU 2
551
1375
PassMark - CPU mark
CPU 1
CPU 2
536
2070
Name Intel Core 2 Duo L7300 Intel Core i7-640M
PassMark - Single thread mark 551 1375
PassMark - CPU mark 536 2070
Geekbench 4 - Single Core 499
Geekbench 4 - Multi-Core 1036
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.541
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 29.806
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.151
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.798
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2.292

Compare specifications (specs)

Intel Core 2 Duo L7300 Intel Core i7-640M

Essentials

Architecture codename Merom Arrandale
Launch date Q2'07 20 September 2010
Place in performance rating 2906 2910
Processor Number L7300 i7-640M
Series Legacy Intel® Core™ Processors Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Vertical segment Mobile Mobile
Launch price (MSRP) $346
Price now $199.95
Value for money (0-100) 4.18

Performance

64 bit support
Base frequency 1.40 GHz 2.80 GHz
Bus Speed 800 MHz FSB 2.5 GT/s DMI
Die size 143 mm2 81 mm2
Manufacturing process technology 65 nm 32 nm
Maximum core temperature 100°C 105°C
Number of cores 2 2
Transistor count 291 million 382 million
VID voltage range 0.975V-1.062V
Front-side bus (FSB) 2500 MHz
L1 cache 64 KB (per core)
L2 cache 512 KB
L3 cache 4096 KB
Maximum frequency 3.46 GHz
Number of threads 4

Compatibility

Low Halogen Options Available
Package Size 35mm x 35mm rPGA 37.5mmx 37.5mm, BGA 34mmx28mm
Sockets supported PBGA479 BGA1288, PGA988
Thermal Design Power (TDP) 17 Watt 35 Watt
Max number of CPUs in a configuration 1

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Flexible Display interface (FDI)
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 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)

Memory

Max memory channels 2
Maximum memory bandwidth 17.1 GB/s
Maximum memory size 8 GB
Supported memory types DDR3 800/1066

Graphics

Graphics base frequency 500 MHz
Graphics max dynamic frequency 766 MHz
Graphics max frequency 766 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

Peripherals

Max number of PCIe lanes 16
PCI Express revision 2.0
PCIe configurations 1x16