AMD Ryzen 7 8840H vs Intel Atom x5-Z8330

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CPU comparison with benchmarks


AMD Ryzen 7 8840H CPU1 vs CPU2 Intel Atom x5-Z8330
AMD Ryzen 7 8840H Intel Atom x5-Z8330

CPU comparison

AMD Ryzen 7 8840H or Intel Atom x5-Z8330 - 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 8840H 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 8840H was released in Q1/2024.

The Intel Atom x5-Z8330 has 4 cores with 4 threads and clocks with a maximum frequency of 1.92 GHz. The CPU supports up to 2 GB of memory in 1 memory channels. The Intel Atom x5-Z8330 was released in Q1/2016.
AMD Ryzen 7 (70) Family Intel Atom (108)
AMD Ryzen 8040 (20) CPU group Intel Atom x3/x5/x7 (9)
7 Generation 5
Hawk Point (Zen 4) Architecture Cherry Trail
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 7 8840H is a 8 core processor with a clock frequency of 3.30 GHz (5.10 GHz). The Intel Atom x5-Z8330 has 4 CPU cores with a clock frequency of 1.44 GHz (1.92 GHz).

AMD Ryzen 7 8840H Characteristic Intel Atom x5-Z8330
8 Cores 4
16 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
3.30 GHz Frequency 1.44 GHz
5.10 GHz Turbo Frequency (1 Core) 1.92 GHz
-- 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.

AMD Ryzen 7 8840H Characteristic Intel Atom x5-Z8330
AMD Ryzen™ AI AI hardware --
AMD Ryzen™ AI 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.

AMD Radeon 780M GPU Intel HD Graphics 400
0.80 GHz GPU frequency 0.20 GHz
2.70 GHz GPU (Turbo) 0.50 GHz
3 GPU Generation 8
4 nm Technology 14 nm
4 Max. displays 3
12 Compute units 12
768 Shader 96
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 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.

AMD Radeon 780M GPU Intel HD Graphics 400
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode Codec VP8 Decode
Decode / Encode Codec AV1 No
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode

Memory & PCIe

The AMD Ryzen 7 8840H supports a maximum of 256 GB of memory in 2 memory channels. The Intel Atom x5-Z8330 can connect up to 2 GB of memory in 1 memory channels.

AMD Ryzen 7 8840H Characteristic Intel Atom x5-Z8330
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory DDR3L-1600
256 GB Max. Memory 2 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
120.0 GB/s Max. Bandwidth 12.8 GB/s
Yes ECC No
8.00 MB L2 Cache 2.00 MB
16.00 MB L3 Cache --
4.0 PCIe version 2.0
20 PCIe lanes 1
39.4 GB/s PCIe Bandwidth 0.5 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 7 8840H has a TDP of 28 W, that of the Intel Atom x5-Z8330 is 2 W.

AMD Ryzen 7 8840H Characteristic Intel Atom x5-Z8330
28 W TDP (PL1 / PBP) 2 W
-- TDP (PL2) --
30 W TDP up --
20 W TDP down --
100 °C Tjunction max. 90 °C

Technical details

The AMD Ryzen 7 8840H has a 24.00 MB cache, while the Intel Atom x5-Z8330 cache has a total of 2.00 MB.

AMD Ryzen 7 8840H Characteristic Intel Atom x5-Z8330
4 nm Technology 14 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
FP8 Socket BGA 138
AMD-V, SVM Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems
Q1/2024 Release date Q1/2016
-- Release price 20 $
show more data show more data


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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 8840H AMD Ryzen 7 8840H
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
Intel Atom x5-Z8330 Intel Atom x5-Z8330
Intel HD Graphics 400 @ 0.50 GHz
105 (2%)

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 8840H AMD Ryzen 7 8840H
8C 16T @ 5.10 GHz
0 (0%)
Intel Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.92 GHz
201 (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.
AMD Ryzen 7 8840H AMD Ryzen 7 8840H
8C 16T @ 3.30 GHz
0 (0%)
Intel Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
634 (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.
AMD Ryzen 7 8840H AMD Ryzen 7 8840H
8C 16T @ 3.30 GHz
0 (0%)
Intel Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
809 (100%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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 8840H AMD Ryzen 7 8840H
8C 16T @ 3.30 GHz
16 (100%)
Intel Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 8840H Intel Atom x5-Z8330
Lenovo Yoga 7 Unknown

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