Celeron N4020 vs Core i7-620UE

Primary details

Comparing Core i7-620UE and Celeron N4020 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	2404
Place by popularity	not in top-100	47
Market segment	Laptop	Laptop
Series	Intel Core i7	Intel Gemini Lake
Architecture codename	Arrandale (2010−2011)	Gemini Lake Refresh (2019)
Release date	7 January 2010 (14 years ago)	4 November 2019 (4 years ago)
Launch price (MSRP)	$248	no data

Detailed specifications

Core i7-620UE and Celeron N4020 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	1.07 GHz	1.1 GHz
Boost clock speed	2.13 GHz	2.8 GHz
Bus support	1 × 2.5 GT/s	no data
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	4 MB
L3 cache	4 MB (shared)	no data
Chip lithography	32 nm	14 nm
Die size	81 mm2	no data
Number of transistors	382 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Core i7-620UE and Celeron N4020 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 (Uniprocessor)	1
Socket	Intel BGA 1288	BGA1090
Power consumption (TDP)	18 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-620UE and Celeron N4020. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	+	no data
Enhanced SpeedStep (EIST)	+	+

Security technologies

Core i7-620UE and Celeron N4020 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-620UE and Celeron N4020 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-620UE and Celeron N4020. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800	DDR4
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	12.799 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

Intel HD Graphics

Intel UHD Graphics 600

Peripherals

Specifications and connection of peripherals supported by Core i7-620UE and Celeron N4020.

PCIe version	2.0	no data
PCI Express lanes	16	6

Pros & cons summary

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Recency	7 January 2010	4 November 2019
Threads	4	2
Chip lithography	32 nm	14 nm
Power consumption (TDP)	18 Watt	6 Watt

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Should you still have questions on choice between Core i7-620UE and Celeron N4020, ask them in Comments section, and we shall answer.

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