Intel Celeron E3400 vs Intel Atom N2100

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CPU comparison with benchmarks


Intel Celeron E3400 CPU1 vs CPU2 Intel Atom N2100
Intel Celeron E3400 Intel Atom N2100

CPU comparison

Intel Celeron E3400 or Intel Atom N2100 - 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 E3400 has 2 cores with 2 threads and clocks with a maximum frequency of 2.60 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Celeron E3400 was released in Q1/2010.

The Intel Atom N2100 has 1 cores with 2 threads and clocks with a maximum frequency of 1.60 GHz. The CPU supports up to 4 GB of memory in 1 memory channels. The Intel Atom N2100 was released in Q4/2011.
Intel Celeron (165) Family Intel Atom (108)
Intel Celeron E3000 (3) CPU group Intel Atom N2000 (3)
1 Generation 3
Wolfdale (Penryn) Architecture Cedarview
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Celeron E3400 is a 2 core processor with a clock frequency of 2.60 GHz. The Intel Atom N2100 has 1 CPU cores with a clock frequency of 1.60 GHz.

Intel Celeron E3400 Characteristic Intel Atom N2100
2 Cores 1
2 Threads 2
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
2.60 GHz Frequency 1.60 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Celeron E3400 Characteristic Intel Atom N2100
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU PowerVR SGX545
GPU frequency 0.64 GHz
-- GPU (Turbo) --
-- GPU Generation --
Technology 32
Max. displays 2
-- Compute units 4
-- Shader 32
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 10.1

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.

no iGPU GPU PowerVR SGX545
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Celeron E3400 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Atom N2100 can connect up to 4 GB of memory in 1 memory channels.

Intel Celeron E3400 Characteristic Intel Atom N2100
DDR3-1066, DDR2-800 Memory DDR3-800
16 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
17.1 GB/s Max. Bandwidth 8.5 GB/s
No ECC No
1.00 MB L2 Cache 0.50 MB
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron E3400 has a TDP of 65 W, that of the Intel Atom N2100 is 3.5 W.

Intel Celeron E3400 Characteristic Intel Atom N2100
65 W TDP (PL1 / PBP) 3.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Celeron E3400 has a 1.00 MB cache, while the Intel Atom N2100 cache has a total of 0.50 MB.

Intel Celeron E3400 Characteristic Intel Atom N2100
45 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3 ISA extensions SSE3
LGA 775 Socket BGA 559
VT-x Virtualization None
No AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2010 Release date Q4/2011
42 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Celeron E3400 to help other visitors make their purchasing decisions. The average rating is 2.0 stars (1 ratings). Rate now:
Here you can rate the Intel Atom N2100 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Celeron E3400 (0%)
Intel Atom N2100 (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Celeron E3400 (100%)
Intel Atom N2100 (22%)

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 E3400 Intel Celeron E3400
2C 2T @ 2.60 GHz
846 (100%)
Intel Atom N2100 Intel Atom N2100
1C 2T @ 1.60 GHz
188 (22%)

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 E3400 Intel Celeron E3400
2C 2T @ 2.60 GHz
355 (100%)
Intel Atom N2100 Intel Atom N2100
1C 2T @ 1.60 GHz
0 (0%)

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 E3400 Intel Celeron E3400
2C 2T @ 2.60 GHz
624 (100%)
Intel Atom N2100 Intel Atom N2100
1C 2T @ 1.60 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Celeron E3400 Intel Celeron E3400
2C 2T @ 2.60 GHz
412 (100%)
Intel Atom N2100 Intel Atom N2100
1C 2T @ 1.60 GHz
0 (0%)

Devices using this processor

Intel Celeron E3400 Intel Atom N2100
Unknown Unknown

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