Intel Core i5-9400 vs AMD Ryzen 7 6800U

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CPU comparison with benchmarks


Intel Core i5-9400 CPU1 vs CPU2 AMD Ryzen 7 6800U
Intel Core i5-9400 AMD Ryzen 7 6800U

CPU comparison

In this CPU comparison, we compare the Intel Core i5-9400 and the AMD Ryzen 7 6800U and use benchmarks to check which processor is faster.

We compare the Intel Core i5-9400 6 core processor released in Q2/2019 with the AMD Ryzen 7 6800U which has 8 CPU cores and was introduced in Q1/2022.
Intel Core i5 (331) Family AMD Ryzen 7 (67)
Intel Core i 9000 (34) CPU group AMD Ryzen 6000U/7035U (9)
9 Generation 5
Coffee Lake S Refresh Architecture Rembrandt (Zen 3+)
Desktop / Server Segment Mobile
Intel Core i5-8400 Predecessor AMD Ryzen 7 5800U
Intel Core i5-10400 Successor --

CPU Cores and Base Frequency

The Intel Core i5-9400 is a 6 core processor with a clock frequency of 2.90 GHz (4.10 GHz). The processor can compute 6 threads at the same time. The AMD Ryzen 7 6800U clocks with 2.70 GHz (4.70 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

Intel Core i5-9400 Characteristic AMD Ryzen 7 6800U
6 Cores 8
6 Threads 16
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.90 GHz Frequency 2.70 GHz
4.10 GHz Turbo Frequency (1 Core) 4.70 GHz
3.90 GHz Turbo Frequency (All Cores) 3.40 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 Core i5-9400 Characteristic AMD Ryzen 7 6800U
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel UHD Graphics 630 GPU AMD Radeon 680M
0.35 GHz GPU frequency 2.00 GHz
1.05 GHz GPU (Turbo) 2.20 GHz
9.5 GPU Generation 9
14 nm Technology 6 nm
3 Max. displays 3
24 Compute units 12
192 Shader 768
No Hardware Raytracing Yes
No Frame Generation No
64 GB Max. GPU Memory 8 GB
12 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.

Intel UHD Graphics 630 GPU AMD Radeon 680M
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-9400, while the AMD Ryzen 7 6800U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled.

Intel Core i5-9400 Characteristic AMD Ryzen 7 6800U
DDR4-2666 Memory LPDDR5-6400, DDR5-4800
128 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
42.7 GB/s Max. Bandwidth 76.8 GB/s
No ECC No
-- L2 Cache 4.00 MB
9.00 MB L3 Cache 16.00 MB
3.0 PCIe version 4.0
16 PCIe lanes 12
15.8 GB/s PCIe Bandwidth 23.6 GB/s

Thermal Management

The Intel Core i5-9400 has a TDP of 65 W. The TDP of the AMD Ryzen 7 6800U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-9400 Characteristic AMD Ryzen 7 6800U
65 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up 28 W
-- TDP down --
100 °C Tjunction max. 105 °C

Technical details

The Intel Core i5-9400 has 9.00 MB cache and is manufactured in 14 nm. The cache of AMD Ryzen 7 6800U is at 20.00 MB. The processor is manufactured in 6 nm.

Intel Core i5-9400 Characteristic AMD Ryzen 7 6800U
14 nm Technology 6 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 1151-2 Socket FP7
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2019 Release date Q1/2022
220 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i5-9400 to help other visitors make their purchasing decisions. The average rating is 3.5 stars (4 ratings). Rate now:
Here you can rate the AMD Ryzen 7 6800U to help other visitors make their purchasing decisions. The average rating is 4.6 stars (9 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 4 CPU benchmarks
Intel Core i5-9400 (72%)
AMD Ryzen 7 6800U (100%)
⌀ Multi core performance in 5 CPU benchmarks
Intel Core i5-9400 (56%)
AMD Ryzen 7 6800U (100%)

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.
Intel Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
1005 (68%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
1475 (100%)

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.
Intel Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
5341 (51%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
10412 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
1085 (72%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
1517 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
4722 (64%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
7335 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
1346 (72%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
1861 (100%)

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 Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
5164 (65%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
7896 (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 Core i5-9400 Intel Core i5-9400
Intel UHD Graphics 630 @ 1.05 GHz
403 (12%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
AMD Radeon 680M @ 2.20 GHz
3379 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
9463 (46%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
20615 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
177 (75%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
237 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
987 (56%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
1755 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
0 (0%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
83 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
0 (0%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
574 (100%)

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 Core i5-9400 Intel Core i5-9400
6C 6T @ 4.10 GHz
0 (0%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 4.70 GHz
575 (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 Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
0 (0%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
4122 (100%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
Intel Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
74 (100%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
378.1 (100%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-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 Core i5-9400 Intel Core i5-9400
6C 6T @ 3.90 GHz
462 (100%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 3.40 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 Core i5-9400 Intel Core i5-9400
6C 6T @ 2.90 GHz
2585 (100%)
AMD Ryzen 7 6800U AMD Ryzen 7 6800U
8C 16T @ 2.70 GHz
0 (0%)

Devices using this processor

Intel Core i5-9400 AMD Ryzen 7 6800U
HP Slim S01-pF0013ng
Ankermann AC Agentur1 PC PC Intel Core i5-9400
Kiebel Aufrüst Gamer PC (v9) Intel Core i5 9400
MEDION ERAZER P66065 Gaming Desktop mit Intel Core i5-9400
Unknown

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