Celeron N4020C vs i7-620M

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Aggregate performance score

Core i7-620M
2010
2 cores / 4 threads, 35 Watt
1.29
+29%

Core i7-620M outperforms Celeron N4020C by a significant 29% based on our aggregate benchmark results.

Primary details

Comparing Core i7-620M and Celeron N4020C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22932476
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7no data
Power efficiency3.3615.20
Architecture codenameArrandale (2010−2011)no data
Release date7 January 2010 (14 years ago)1 January 2021 (3 years ago)
Launch price (MSRP)$332no data

Detailed specifications

Core i7-620M and Celeron N4020C 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 speed2.66 GHz1.1 GHz
Boost clock speed3.33 GHz2.8 GHz
Bus typeDMI 1.0no data
Bus rate1 × 2.5 GT/sno data
Multiplier15no data
L1 cache64K (per core)no data
L2 cache256K (per core)no data
L3 cache4 MB (shared)4 MB
Chip lithography32 nm14 nm
Die size81+114 mm2no data
Maximum core temperature105 °C105 °C
Number of transistors384 millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-620M and Celeron N4020C 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)1
SocketBGA1288,PGA988FCBGA1090
Power consumption (TDP)35 Watt6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-620M and Celeron N4020C. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2Intel® SSE4.2
AES-NI++
FMA+-
vPro+-
Enhanced SpeedStep (EIST)++
Speed Shiftno data-
Turbo Boost Technology+-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Smart Responseno data-
PAE36 Bitno data
GPIOno data+
Turbo Boost Max 3.0no data-
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-620M and Celeron N4020C technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB++
Secure Keyno data+
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-620M and Celeron N4020C are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-620M and Celeron N4020C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4/LPDDR4 up to 2400 MT/s
Maximum memory size8 GB8 GB
Max memory channels22
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® ProcessorsIntel UHD Graphics 600
Max video memoryno data8 GB
Quick Sync Video-+
Clear Video+no data
Clear Video HD+no data
Graphics max frequency766 MHz650 MHz
Execution Unitsno data12

Graphics interfaces

Available interfaces and connections of Core i7-620M and Celeron N4020C integrated GPUs.

Number of displays supported23
eDPno data+
DisplayPort-+
HDMI-+
MIPI-DSIno data+

Graphics image quality

Maximum display resolutions supported by Core i7-620M and Celeron N4020C integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2160@30Hz
Max resolution over eDPno data4096x2160@60Hz
Max resolution over DisplayPortno data4096x2160@60Hz

Graphics API support

APIs supported by Core i7-620M and Celeron N4020C integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.4

Peripherals

Specifications and connection of peripherals supported by Core i7-620M and Celeron N4020C.

PCIe version2.02.0
PCI Express lanes166
USB revisionno data2.0/3.0
Total number of SATA portsno data2
Max number of SATA 6 Gb/s Portsno data2
Number of USB portsno data8
Integrated LANno data-
UARTno 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.

i7-620M 1.29
+29%
Celeron N4020C 1.00

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-620M 1975
+28.7%
Celeron N4020C 1534

Gaming performance

Pros & cons summary


Performance score 1.29 1.00
Recency 7 January 2010 1 January 2021
Threads 4 2
Chip lithography 32 nm 14 nm
Power consumption (TDP) 35 Watt 6 Watt

i7-620M has a 29% higher aggregate performance score, and 100% more threads.

Celeron N4020C, on the other hand, has an age advantage of 10 years, a 128.6% more advanced lithography process, and 483.3% lower power consumption.

The Core i7-620M is our recommended choice as it beats the Celeron N4020C in performance tests.


Should you still have questions on choice between Core i7-620M and Celeron N4020C, ask them in Comments section, and we shall answer.

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Intel Core i7-620M
Core i7-620M
Intel Celeron N4020C
Celeron N4020C

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Community ratings

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3.9 323 votes

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Questions & comments

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