Atom N435 vs Core i7-940XM

Primary details

Comparing Core i7-940XM and Atom N435 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2120	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	Atom
Architecture codename	Clarksfield (2009−2010)	Pinetrail (2009−2010)
Release date	20 June 2010 (14 years ago)	2 June 2011 (13 years ago)
Launch price (MSRP)	$1,096	no data
Current price	$200 (0.2x MSRP)	no data

Detailed specifications

Core i7-940XM and Atom N435 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	4 (Quad-Core)	1 (Single-Core)
Threads	8	2
Base clock speed	2.13 GHz	no data
Boost clock speed	3.33 GHz	1.33 GHz
Bus support	2500 MHz	533 MHz
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	512 KB
L3 cache	8 MB (shared)	no data
Chip lithography	45 nm	45 nm
Die size	296 mm2	no data
Maximum core temperature	100 °C	no data
Number of transistors	774 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No

Compatibility

Information on Core i7-940XM and Atom N435 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	FCPGA988,PGA988	FCBGA559
Power consumption (TDP)	55 Watt	5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-940XM and Atom N435. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	-	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	+	no data
Hyper-Threading Technology	+	+
Idle States	+	no data
Thermal Monitoring	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data
Status	Discontinued	no data

Security technologies

Core i7-940XM and Atom N435 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 i7-940XM and Atom N435 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 i7-940XM and Atom N435. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333	DDR2, DDR3
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

None

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-940XM and Atom N435.

PCIe version	2	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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Pros & cons summary

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Recency	20 June 2010	2 June 2011
Physical cores	4	1
Threads	8	2
Power consumption (TDP)	55 Watt	5 Watt

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Should you still have questions on choice between Core i7-940XM and Atom N435, ask them in Comments section, and we shall answer.

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