Intel Celeron N4020C vs AMD EPYC 7451

Last updated: 2023-04-27

CPU comparison with benchmarks


Intel Celeron N4020C		AMD EPYC 7451
CPU comparison Intel Celeron N4020C or AMD EPYC 7451 - 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 N4020C has 2 cores with 2 threads and clocks with a maximum frequency of 2.80 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Intel Celeron N4020C was released in Q1/2021. The AMD EPYC 7451 has 24 cores with 48 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7451 was released in Q3/2017.

Intel Celeron (165)	Family	AMD EPYC (129)
Intel Celeron J4000/N4000/N5000 (11)	CPU group	AMD EPYC 7001 (12)
9	Generation	1
Gemini Lake	Architecture	Naples (Zen)
Mobile	Segment	Desktop / Server
--	Predecessor	--
--	Successor	--

CPU Cores and Base Frequency The Intel Celeron N4020C is a 2 core processor with a clock frequency of 1.10 GHz (2.80 GHz). The AMD EPYC 7451 has 24 CPU cores with a clock frequency of 2.30 GHz (3.20 GHz).
Intel Celeron N4020C	Characteristic	AMD EPYC 7451
2	Cores	24
2	Threads	48
normal	Core architecture	normal
No	Hyperthreading	Yes
No	Overclocking ?	No
1.10 GHz	Frequency	2.30 GHz
2.80 GHz	Turbo Frequency (1 Core)	3.20 GHz
2.80 GHz	Turbo Frequency (All Cores)	2.90 GHz

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 N4020C	Characteristic	AMD EPYC 7451
--	AI hardware	--
--	AI specifications	--

Internal Graphics 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.
Intel UHD Graphics 600	GPU	no iGPU
0.20 GHz	GPU frequency	--
0.65 GHz	GPU (Turbo)	--
9.5	GPU Generation	--
14 nm	Technology
3	Max. displays
12	Compute units	--
96	Shader	--
No	Hardware Raytracing	No
No	Frame Generation	No
8 GB	Max. GPU Memory	--
12	DirectX Version	--

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 UHD Graphics 600	GPU	no iGPU
Decode / Encode	Codec h265 / HEVC (8 bit)	No
Decode / Encode	Codec h265 / HEVC (10 bit)	No
Decode / Encode	Codec h264	No
Decode / Encode	Codec VP9	No
Decode / Encode	Codec VP8	No
No	Codec AV1	No
Decode / Encode	Codec AVC	No
Decode	Codec VC-1	No
Decode / Encode	Codec JPEG	No

Memory & PCIe The Intel Celeron N4020C supports a maximum of 8 GB of memory in 2 memory channels. The AMD EPYC 7451 can connect up to GB of memory in 8 memory channels.
Intel Celeron N4020C	Characteristic	AMD EPYC 7451
LPDDR4-2400, DDR4-2400	Memory	DDR4-2666
8 GB	Max. Memory
2 (Dual Channel)	Memory channels	8 (Octa Channel)
38.4 GB/s	Max. Bandwidth	170.6 GB/s
No	ECC	Yes
--	L2 Cache	--
4.00 MB	L3 Cache	64.00 MB
2.0	PCIe version	3.0
6	PCIe lanes	128
3.0 GB/s	PCIe Bandwidth	126.1 GB/s
Thermal Management The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron N4020C has a TDP of 6 W, that of the AMD EPYC 7451 is 180 W.
Intel Celeron N4020C	Characteristic	AMD EPYC 7451
6 W	TDP (PL1 / PBP)	180 W
--	TDP (PL2)	--
--	TDP up	--
4.8 W	TDP down	--
105 °C	Tjunction max.	--
Technical details The Intel Celeron N4020C has a 4.00 MB cache, while the AMD EPYC 7451 cache has a total of 64.00 MB.
Intel Celeron N4020C	Characteristic	AMD EPYC 7451
14 nm	Technology	14 nm
Monolithic	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2	ISA extensions	SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
BGA 1090	Socket	SP3
VT-x, VT-x EPT, VT-d	Virtualization	AMD-V, SVM
Yes	AES-NI	Yes
Windows 10, Windows 11, Linux	Operating systems	Windows 10, Linux
Q1/2021	Release date	Q3/2017
--	Release price	2400 $

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Intel Celeron N4020C 2C 2T @ 1.10 GHz (2.80 GHz) buy now on Amazon and save! AMD EPYC 7451 24C 48T @ 2.30 GHz (3.20 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks

Intel Celeron N4020C (54%)

AMD EPYC 7451 (100%)

⌀ Multi core performance in 3 CPU benchmarks

Intel Celeron N4020C (6%)

AMD EPYC 7451 (100%)

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 N4020C 2C 2T @ 2.80 GHz	486 (55%)
	AMD EPYC 7451 24C 48T @ 3.20 GHz	884 (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 N4020C 2C 2T @ 2.80 GHz	860 (6%)
	AMD EPYC 7451 24C 48T @ 2.90 GHz	14671 (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 N4020C 2C 2T @ 2.80 GHz	1535 (7%)
	AMD EPYC 7451 24C 48T @ 2.90 GHz	20479 (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 N4020C 2C 2T @ 2.80 GHz	75 (53%)
	AMD EPYC 7451 24C 48T @ 3.20 GHz	141 (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 N4020C 2C 2T @ 2.80 GHz	144 (4%)
	AMD EPYC 7451 24C 48T @ 2.90 GHz	3277 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.


	Intel Celeron N4020C 2C 2T @ 2.80 GHz	402 (100%)
	AMD EPYC 7451 24C 48T @ 3.20 GHz	0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.


	Intel Celeron N4020C 2C 2T @ 2.80 GHz	705 (100%)
	AMD EPYC 7451 24C 48T @ 2.90 GHz	0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 N4020C 2C 2T @ 2.80 GHz	0 (0%)
	AMD EPYC 7451 24C 48T @ 3.20 GHz	317 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 N4020C 2C 2T @ 2.80 GHz	0 (0%)
	AMD EPYC 7451 24C 48T @ 2.90 GHz	6768 (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 N4020C Intel UHD Graphics 600 @ 0.65 GHz	125 (100%)
	AMD EPYC 7451 @ 0.00 GHz	0 (0%)

Devices using this processor
Intel Celeron N4020C	AMD EPYC 7451
Unknown	Unknown

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