AMD Ryzen 7 8840HS vs Intel Core i7-11390H

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CPU comparison with benchmarks


AMD Ryzen 7 8840HS CPU1 vs CPU2 Intel Core i7-11390H
AMD Ryzen 7 8840HS Intel Core i7-11390H

CPU comparison

AMD Ryzen 7 8840HS or Intel Core i7-11390H - 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 8840HS has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 8840HS was released in Q1/2024.

The Intel Core i7-11390H has 4 cores with 8 threads and clocks with a maximum frequency of 5.00 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i7-11390H was released in Q2/2021.
AMD Ryzen 7 (68) Family Intel Core i7 (298)
AMD Ryzen 8040 (20) CPU group Intel Core i 11000H (17)
7 Generation 11
Hawk Point (Zen 4) Architecture Tiger Lake H
Mobile Segment Mobile
AMD Ryzen 7 7840HS Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 7 8840HS is a 8 core processor with a clock frequency of 3.30 GHz (5.10 GHz). The Intel Core i7-11390H has 4 CPU cores with a clock frequency of 3.40 GHz (5.00 GHz).

AMD Ryzen 7 8840HS Characteristic Intel Core i7-11390H
8 Cores 4
16 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 3.40 GHz
5.10 GHz Turbo Frequency (1 Core) 5.00 GHz
3.75 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 8840HS Characteristic Intel Core i7-11390H
AMD Ryzen AI AI hardware --
AMD Ryzen™ AI 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.

AMD Radeon 780M GPU Intel Iris Xe Graphics 96 (Tiger Lake)
0.80 GHz GPU frequency 0.40 GHz
2.70 GHz GPU (Turbo) 1.40 GHz
3 GPU Generation 12
4 nm Technology 10 nm
4 Max. displays 4
12 Compute units 96
768 Shader 768
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory 32 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.

AMD Radeon 780M GPU Intel Iris Xe Graphics 96 (Tiger Lake)
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 Codec VP9 Decode / Encode
Decode Codec VP8 Decode
Decode / Encode Codec AV1 Decode
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 7 8840HS supports a maximum of 256 GB of memory in 2 memory channels. The Intel Core i7-11390H can connect up to 64 GB of memory in 2 memory channels.

AMD Ryzen 7 8840HS Characteristic Intel Core i7-11390H
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory LPDDR4X-4266, DDR4-3200
256 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth 68.2 GB/s
Yes ECC No
8.00 MB L2 Cache 5.00 MB
16.00 MB L3 Cache 12.00 MB
4.0 PCIe version 4.0
20 PCIe lanes 4
39.4 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 7 8840HS has a TDP of 28 W, that of the Intel Core i7-11390H is 35 W.

AMD Ryzen 7 8840HS Characteristic Intel Core i7-11390H
28 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) 60 W @ 58 s
54 W TDP up 48 W
35 W TDP down 28 W
100 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 7 8840HS has a 24.00 MB cache, while the Intel Core i7-11390H cache has a total of 17.00 MB.

AMD Ryzen 7 8840HS Characteristic Intel Core i7-11390H
4 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
FP8 Socket BGA 1526
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
Q1/2024 Release date Q2/2021
-- Release price 426 $
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 7 8840HS to help other visitors make their purchasing decisions. The average rating is 4.1 stars (8 ratings). Rate now:
Here you can rate the Intel Core i7-11390H to help other visitors make their purchasing decisions. The average rating is 2.7 stars (7 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 7 8840HS (100%)
Intel Core i7-11390H (83%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen 7 8840HS (100%)
Intel Core i7-11390H (46%)

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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz
1857 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 5.00 GHz
1592 (86%)

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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz
11334 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 3.40 GHz
5712 (50%)

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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz
2456 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 5.00 GHz
1948 (79%)

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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz
12135 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 3.40 GHz
5625 (46%)

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 8840HS AMD Ryzen 7 8840HS
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
Intel Core i7-11390H Intel Core i7-11390H
Intel Iris Xe Graphics 96 (Tiger Lake) @ 1.40 GHz
2147 (51%)

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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz
28412 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 3.40 GHz
12310 (43%)

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.
AMD Ryzen 7 8840HS AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz
102 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 5.00 GHz
0 (0%)

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.
AMD Ryzen 7 8840HS AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz
866 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 5.00 GHz
0 (0%)

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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz
1757 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 5.00 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 8840HS AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz
15930 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 3.40 GHz
0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen 7 8840HS AMD Ryzen 7 8840HS
8C 16T @ 3.30 GHz
16 (100%)
Intel Core i7-11390H Intel Core i7-11390H
4C 8T @ 3.40 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 8840HS Intel Core i7-11390H
Unknown Unknown

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