AMD Ryzen 7 5800 vs Intel Celeron 4305U

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CPU comparison with benchmarks


AMD Ryzen 7 5800 CPU1 vs CPU2 Intel Celeron 4305U
AMD Ryzen 7 5800 Intel Celeron 4305U

CPU comparison

AMD Ryzen 7 5800 or Intel Celeron 4305U - 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 AMD Ryzen 7 5800 has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. Up to 128 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 5800 was released in Q2/2021.

The Intel Celeron 4305U has 2 cores with 2 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Celeron 4305U was released in Q2/2019.
AMD Ryzen 7 (68) Family Intel Celeron (165)
AMD Ryzen 5000 (12) CPU group Intel Celeron 4000 (3)
4 Generation 8
Vermeer (Zen 3) Architecture Whiskey Lake U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor Intel Celeron 5305U

CPU Cores and Base Frequency

The AMD Ryzen 7 5800 has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 5800 is 3.40 GHz (4.60 GHz) while the Intel Celeron 4305U has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Celeron 4305U is at 2.20 GHz.

AMD Ryzen 7 5800 Characteristic Intel Celeron 4305U
8 Cores 2
16 Threads 2
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
3.40 GHz Frequency 2.20 GHz
4.60 GHz Turbo Frequency (1 Core) --
4.00 GHz 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.

AMD Ryzen 7 5800 Characteristic Intel Celeron 4305U
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Ryzen 7 5800 or Intel Celeron 4305U 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.

no iGPU GPU Intel UHD Graphics 610
GPU frequency 0.30 GHz
-- GPU (Turbo) 0.90 GHz
-- GPU Generation 9.5
Technology 14 nm
Max. displays 3
-- Compute units 12
-- Shader 96
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12

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 Intel UHD Graphics 610
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 7 5800 can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The Intel Celeron 4305U supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 34.1 GB/s.

AMD Ryzen 7 5800 Characteristic Intel Celeron 4305U
DDR4-3200 Memory LPDDR3-1866, DDR4-2133
128 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 34.1 GB/s
Yes ECC No
4.00 MB L2 Cache --
32.00 MB L3 Cache 2.00 MB
4.0 PCIe version 3.0
20 PCIe lanes 16
39.4 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 7 5800 is 65 W, while the Intel Celeron 4305U has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 7 5800 Characteristic Intel Celeron 4305U
65 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 12.5 W
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 7 5800 is manufactured in 7 nm and has 36.00 MB cache. The Intel Celeron 4305U is manufactured in 14 nm and has a 2.00 MB cache.

AMD Ryzen 7 5800 Characteristic Intel Celeron 4305U
7 nm Technology 14 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2, AVX2
AM4 (PGA 1331) Socket BGA 1528
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2021 Release date Q2/2019
-- Release price 107 $
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 7 5800 to help other visitors make their purchasing decisions. The average rating is 4.5 stars (2 ratings). Rate now:
Here you can rate the Intel Celeron 4305U to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Ryzen 7 5800 (100%)
Intel Celeron 4305U (33%)
⌀ Multi core performance in 2 CPU benchmarks
AMD Ryzen 7 5800 (100%)
Intel Celeron 4305U (9%)

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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.60 GHz
1710 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
570 (33%)

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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.00 GHz
10966 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
1076 (10%)

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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.00 GHz
25960 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
1746 (7%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.60 GHz
1593 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.00 GHz
14065 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.60 GHz
2087 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 4.00 GHz
10397 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
@ 0.00 GHz
0 (0%)
Intel Celeron 4305U Intel Celeron 4305U
Intel UHD Graphics 610 @ 0.90 GHz
173 (100%)

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.
AMD Ryzen 7 5800 AMD Ryzen 7 5800
8C 16T @ 3.40 GHz
6328 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 5800 Intel Celeron 4305U
Unknown Unknown

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