Phenom II X2 N640 vs Core i7-620LM

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 performance ranking	2390	2392
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	2x AMD Phenom II
Architecture codename	Arrandale (2010−2011)	Champlain (2010−2011)
Release date	4 January 2010 (14 years ago)	1 October 2010 (13 years ago)
Launch price (MSRP)	$300	no 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 cores	2 (Dual-core)	2 (Dual-core)
Threads	4	2
Base clock speed	2 GHz	no data
Boost clock speed	2.8 GHz	2.9 GHz
Bus support	2500 MHz	3600 MHz
L1 cache	128 KB	256 KB
L2 cache	512 KB	2 MB
L3 cache	4 MB	no data
Chip lithography	32 nm	45 nm
Die size	81+144 mm2	no data
Maximum core temperature	105 °C	no data
Number of transistors	382+177 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

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 configuration	1	no data
Socket	BGA1288	S1
Power consumption (TDP)	25 Watt	35 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 extensions	Intel® SSE4.1, Intel® SSE4.2	DDR3 memory controller, HyperTransport 3.0, SSE4A, AMD64, Enhanced Virus Protection, Vurtualization
AES-NI	+	no data
FMA	+	no data
VirusProtect	no data	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	+	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
PAE	36 Bit	no data
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	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 types	DDR3-800, DDR3-1066	DDR3
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	17.1 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	566 MHz	no data

Graphics interfaces

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

Number of displays supported

2

no data

Peripherals

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

PCIe version	2.0	no data
PCI Express lanes	16	no 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.

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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.

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

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Pros & Cons Summary

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Performance score	0.92	0.91
Recency	4 January 2010	1 October 2010
Threads	4	2
Chip lithography	32 nm	45 nm
Power consumption (TDP)	25 Watt	35 Watt

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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.

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