Intel Celeron G1820T vs Intel Celeron G1840T

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CPU comparison with benchmarks


Intel Celeron G1820T CPU1 vs CPU2 Intel Celeron G1840T
Intel Celeron G1820T Intel Celeron G1840T

CPU comparison

Intel Celeron G1820T or Intel Celeron G1840T - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Celeron G1820T has 2 cores with 2 threads and clocks with a maximum frequency of 2.40 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Celeron G1820T was released in Q1/2014.

The Intel Celeron G1840T has 2 cores with 2 threads and clocks with a maximum frequency of 2.50 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Celeron G1840T was released in Q2/2014.
Intel Celeron (165) Family Intel Celeron (165)
Intel Celeron G1000 (12) CPU group Intel Celeron G1000 (12)
3 Generation 3
Ivy Bridge S Architecture Ivy Bridge S
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Celeron G1820T has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Celeron G1820T is 2.40 GHz while the Intel Celeron G1840T has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Celeron G1840T is at 2.50 GHz.

Intel Celeron G1820T Characteristic Intel Celeron G1840T
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.40 GHz Frequency 2.50 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Celeron G1820T Characteristic Intel Celeron G1840T
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Celeron G1820T or Intel Celeron G1840T has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel HD Graphics (Haswell GT1) GPU Intel HD Graphics (Haswell GT1)
0.20 GHz GPU frequency 0.20 GHz
1.05 GHz GPU (Turbo) 1.05 GHz
7.5 GPU Generation 7.5
22 nm Technology 22 nm
3 Max. displays 3
10 Compute units 10
80 Shader 80
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
11.1 DirectX Version 11.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel HD Graphics (Haswell GT1) GPU Intel HD Graphics (Haswell GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode

Memory & PCIe

The Intel Celeron G1820T can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Celeron G1840T supports up to 32 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Celeron G1820T Characteristic Intel Celeron G1840T
DDR3-1333 Memory DDR3-1333
32 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 2.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Celeron G1820T is 35 W, while the Intel Celeron G1840T has a TDP of 35 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Celeron G1820T Characteristic Intel Celeron G1840T
35 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Celeron G1820T is manufactured in 22 nm and has 2.00 MB cache. The Intel Celeron G1840T is manufactured in 22 nm and has a 2.00 MB cache.

Intel Celeron G1820T Characteristic Intel Celeron G1840T
22 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2
LGA 1150 Socket LGA 1150
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2014 Release date Q2/2014
-- Release price 42 $
show more data show more data


Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Celeron G1820T Intel Celeron G1820T
2C 2T @ 2.40 GHz
472 (88%)
Intel Celeron G1840T Intel Celeron G1840T
2C 2T @ 2.50 GHz
535 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Celeron G1820T Intel Celeron G1820T
2C 2T @ 2.40 GHz
1002 (95%)
Intel Celeron G1840T Intel Celeron G1840T
2C 2T @ 2.50 GHz
1060 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Celeron G1820T Intel Celeron G1820T
Intel HD Graphics (Haswell GT1) @ 1.05 GHz
168 (100%)
Intel Celeron G1840T Intel Celeron G1840T
Intel HD Graphics (Haswell GT1) @ 1.05 GHz
168 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Celeron G1820T Intel Celeron G1820T
2C 2T @ 2.40 GHz
1615 (99%)
Intel Celeron G1840T Intel Celeron G1840T
2C 2T @ 2.50 GHz
1635 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Celeron G1820T Intel Celeron G1820T
2C 2T @ 2.40 GHz
91 (96%)
Intel Celeron G1840T Intel Celeron G1840T
2C 2T @ 2.50 GHz
95 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Celeron G1820T Intel Celeron G1820T
2C 2T @ 2.40 GHz
170 (96%)
Intel Celeron G1840T Intel Celeron G1840T
2C 2T @ 2.50 GHz
177 (100%)

Devices using this processor

Intel Celeron G1820T Intel Celeron G1840T
Unknown Unknown

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