Intel Core i3-390M vs Intel Core i7-640LM

Comparative analysis of Intel Core i3-390M and Intel Core i7-640LM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Core i3-390M

  • CPU is newer: launch date 11 month(s) later
  • Around 2% better performance in PassMark - Single thread mark: 1076 vs 1058
  • Around 2% better performance in Geekbench 4 - Multi-Core: 798 vs 782
Specifications (specs)
Launch date 4 December 2010 vs 4 January 2010
Benchmarks
PassMark - Single thread mark 1076 vs 1058
Geekbench 4 - Multi-Core 798 vs 782

Reasons to consider the Intel Core i7-640LM

  • Around 10% higher clock speed: 2.93 GHz vs 2.66 GHz
  • Around 17% higher maximum core temperature: 105°C vs 90°C for rPGA, 105°C for BGA
  • Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 40% lower typical power consumption: 25 Watt vs 35 Watt
  • Around 20% better performance in PassMark - CPU mark: 1531 vs 1276
  • Around 4% better performance in Geekbench 4 - Single Core: 400 vs 386
Specifications (specs)
Maximum frequency 2.93 GHz vs 2.66 GHz
Maximum core temperature 105°C vs 90°C for rPGA, 105°C for BGA
L3 cache 4096 KB vs 3072 KB
Thermal Design Power (TDP) 25 Watt vs 35 Watt
Benchmarks
PassMark - CPU mark 1531 vs 1276
Geekbench 4 - Single Core 400 vs 386

Compare benchmarks

CPU 1: Intel Core i3-390M
CPU 2: Intel Core i7-640LM

PassMark - Single thread mark
CPU 1
CPU 2
1076
1058
PassMark - CPU mark
CPU 1
CPU 2
1276
1531
Geekbench 4 - Single Core
CPU 1
CPU 2
386
400
Geekbench 4 - Multi-Core
CPU 1
CPU 2
798
782
Name Intel Core i3-390M Intel Core i7-640LM
PassMark - Single thread mark 1076 1058
PassMark - CPU mark 1276 1531
Geekbench 4 - Single Core 386 400
Geekbench 4 - Multi-Core 798 782

Compare specifications (specs)

Intel Core i3-390M Intel Core i7-640LM

Essentials

Architecture codename Arrandale Arrandale
Launch date 4 December 2010 4 January 2010
Launch price (MSRP) $39 $332
Place in performance rating 2607 2609
Price now $38.95
Processor Number i3-390M i7-640LM
Series Legacy Intel® Core™ Processors Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Value for money (0-100) 16.49
Vertical segment Mobile Mobile

Performance

64 bit support
Base frequency 2.66 GHz 2.13 GHz
Bus Speed 2.5 GT/s DMI 2.5 GT/s DMI
Die size 81 mm2 81 mm2
Front-side bus (FSB) 2500 MHz 2500 MHz
L1 cache 64 KB (per core)
L2 cache 512 KB 512 KB
L3 cache 3072 KB 4096 KB
Manufacturing process technology 32 nm 32 nm
Maximum core temperature 90°C for rPGA, 105°C for BGA 105°C
Maximum frequency 2.66 GHz 2.93 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 17.1 GB/s 17.1 GB/s
Maximum memory size 8 GB 8 GB
Supported memory types DDR3 800/1066 DDR3 800/1066

Graphics

Graphics base frequency 500 MHz 266 MHz
Graphics max dynamic frequency 667 MHz 566 MHz
Graphics max frequency 667 MHz 566 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Processor graphics Intel HD 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 rPGA 37.5mmx 37.5mm, BGA 34mmx28mm BGA 34mm x 28mm
Sockets supported BGA1288, PGA988 BGA1288
Thermal Design Power (TDP) 35 Watt 25 Watt

Peripherals

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

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
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)