Phenom II X2 N640 vs i7-620LM

Core i3-330M Core i3-350M Core i3-370M Core i3-380M Core i5-430M Core i5-460M Core i5-480M Core i5-520M Core i5-560M Core i7-620M Core i7-640M Pentium P6200
VS
Athlon II P320 Athlon II P340 Athlon II P360 Phenom II X3 N830 Phenom II X4 N930 Phenom II X4 N970 Phenom II X4 P960 Turion II P520 Turion II P540 V-Series V120 V-Series V140 V-Series V160

Aggregate performance score

Core i7-620LM
2010
2 cores / 4 threads, 25 Watt
0.89
Phenom II X2 N640
2010
2 cores / 2 threads, 35 Watt
0.90
+1.1%

Phenom II X2 N640 outperforms Core i7-620LM by a minimal 1% based on our aggregate benchmark results.

Contents

i7-620LM i7-620LM
Phenom II X2 N640 Phenom II X2 N640

Primary details

Comparing Core i7-620LM and Phenom II X2 N640 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking25422527
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i72x AMD Phenom II
Power efficiency3.372.43
Architecture codenameArrandale (2010−2011)Champlain (2010−2011)
Release date7 January 2010 (14 years ago)1 October 2010 (14 years ago)
Launch price (MSRP)$300no data

Detailed specifications

Core i7-620LM and Phenom II X2 N640 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)2 (Dual-core)
Threads42
Base clock speed2 GHzno data
Boost clock speed2.8 GHz2.9 GHz
Bus typeDMI 1.0no data
Bus rate1 × 2.5 GT/s3600 MHz
Multiplier15no data
L1 cache64 KB (per core)256 KB
L2 cache256 KB (per core)2 MB
L3 cache4 MB (shared)no data
Chip lithography32 nm45 nm
Die size81+144 mm2no data
Maximum core temperature105 °Cno data
Number of transistors382+177 Millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-620LM and Phenom II X2 N640 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)no data
SocketBGA1288S1
Power consumption (TDP)25 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-620LM and Phenom II X2 N640. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2HyperTransport 3.0, SSE4A, AMD64, Enhanced Virus Protection, Vurtualization
AES-NI+-
FMA+-
VirusProtect-+
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology+no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
PAE36 Bitno data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-620LM and Phenom II X2 N640 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-620LM and Phenom II X2 N640 are enumerated here.

VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-620LM and Phenom II X2 N640. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-800, DDR3-1066DDR3
Maximum memory size8 GBno data
Max memory channels2no data
Maximum memory bandwidth17.051 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® HD Graphics for Previous Generation Intel® Processorsno data
Clear Video+no data
Clear Video HD+no data
Graphics max frequency566 MHzno data

Graphics interfaces

Available interfaces and connections of Core i7-620LM and Phenom II X2 N640 integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Core i7-620LM and Phenom II X2 N640.

PCIe version2.0no data
PCI Express lanes16no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-620LM 0.89
Phenom II X2 N640 0.90
+1.1%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-620LM 406
+18.7%
Phenom II X2 N640 342

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-620LM 762
+22.3%
Phenom II X2 N640 623

Gaming performance

Pros & cons summary

Performance score 0.89 0.90
Recency 7 January 2010 1 October 2010
Threads 4 2
Chip lithography 32 nm 45 nm
Power consumption (TDP) 25 Watt 35 Watt

i7-620LM has 100% more threads, a 40.6% more advanced lithography process, and 40% lower power consumption.

Phenom II X2 N640, on the other hand, has a 1.1% higher aggregate performance score, and an age advantage of 8 months.

Given the minimal performance differences, no clear winner can be declared between Core i7-620LM and Phenom II X2 N640.

Should you still have questions on choice between Core i7-620LM and Phenom II X2 N640, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

Intel Core i7-620LM
Core i7-620LM
AMD Phenom II X2 N640
Phenom II X2 N640
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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.

3.7 3 votes

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3.6 18 votes

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Questions & comments

Here you can ask a question about Core i7-620LM or Phenom II X2 N640, agree or disagree with our judgements, or report an error or mismatch.