Intel Celeron G1820T: specs and benchmarks

Intel Celeron G1820T


Intel started Intel Celeron G1820T sales 1 December 2013 at a recommended price of $42. This is Haswell architecture desktop processor primarily aimed at office systems. It has 2 cores and 2 threads, and is based on 22 nm manufacturing technology, with a maximum frequency of 2.4 and a locked multiplier.

Compatibility-wise, this is FCLGA1150 processor with a TDP of 35 Watt and a maximum temperature of 72 °C. It supports DDR3-1333, DDR3L-1333 memory.

It provides poor benchmark performance at 1.84 percent of a leader's which is AMD EPYC 7763.

General info

Of Celeron G1820T processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in our rating
Value for money (0-100)
Market segment
Desktop processor
Architecture codename
Launch date
1 December 2013 (7 years ago)
Launch price (MSRP)
Price now

Technical specs

Basic processor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores
Base clock speed
2.4 GHz
of 4.7 (FX-9590)
Boost clock speed
2.4 GHz
L1 cache
64 KB (per core)
of 896 (Atom C3950)
L2 cache
256 KB (per core)
L3 cache
3 MB (shared)
Chip lithography
22 nm
of 5 (Apple M1)
Die size
177 mm2
Maximum core temperature
66 °C
of 110 (Atom x7-E3950)
Maximum case temperature (TCase)
72 °C
of 105 (Core i7-5557U)
Transistor count
1,400 million
of 16000 (Apple M1)
64 bit support


Information on Celeron G1820T compatibility with other computer components and devices: 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.

Number of CPUs in a configuration
Thermal design power (TDP)
35 Watt

Technologies and extensions

Technological capabilities and additional instructions supported by Celeron G1820T. You'll probably need this information if you require some particular technology.

Instruction set extensions
Intel® SSE4.1, Intel® SSE4.2
Enhanced SpeedStep (EIST)
Turbo Boost Technology
Hyper-Threading Technology
Idle States
Thermal Monitoring

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

Secure Key

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.


Memory specs

Types, maximum amount and channel number of RAM supported by Celeron G1820T's memory controller.

Supported memory types
DDR3-1333, DDR3L-1333
of 4266 (Ryzen 9 4900H)
Maximum memory size
32 GB
Max memory channels
Maximum memory bandwidth
21.3 GB/s
ECC memory support

Graphics specifications

General parameters of GPU integrated into Celeron G1820T.

Integrated graphics card
Intel® HD Graphics for 4th Generation Intel® Processors
Max video memory
1.7 GB
Quick Sync Video
Graphics max frequency
1.05 GHz

Graphics interfaces

Available interfaces and connections of Celeron G1820T's integrated GPU.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Celeron G1820T's integrated GPU, including resolutions over different interfaces.

Max resolution over HDMI 1.4
Max resolution over eDP
Max resolution over DisplayPort
Max resolution over VGA

Graphics API support

APIs supported by Celeron G1820T's integrated GPU, sometimes API versions are included.



Specifications and connection types of supported peripherals.

PCIe revision
Up to 3.0
Max number of PCIe lanes
of 128 (EPYC 7551P)

Benchmark performance

Single-core and multi-core benchmark results of Celeron G1820T. Overall benchmark performance is measured in points in 0-100 range, higher is better.

Overall 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.



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


Game benchmarks

Let's see how good Celeron G1820T is for a gaming PC, compared with system requirements of some popular titles. Remember that sometimes official hardware requirements may reflect real performance inaccurately.

AMD equivalent

We believe that the nearest equivalent to Celeron G1820T from AMD is Phenom II X4 910, which is slower by 1% and lower by 6 positions in our rating.

User rating

Here is the rating given to the reviewed processor by our users. Let others know your opinion by rating it yourself.

Advices and comments

Here you can ask a question about Celeron G1820T, agree or disagree with our judgements, or report an error or mismatch.