AMD Ryzen 9 5900H vs AMD Ryzen Z1

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CPU comparison with benchmarks


AMD Ryzen 9 5900H CPU1 vs CPU2 AMD Ryzen Z1
AMD Ryzen 9 5900H AMD Ryzen Z1

CPU comparison

AMD Ryzen 9 5900H or AMD Ryzen Z1 - 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 9 5900H has 8 cores with 16 threads and clocks with a maximum frequency of 4.60 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 5900H was released in Q2/2021.

The AMD Ryzen Z1 has 6 cores with 12 threads and clocks with a maximum frequency of 4.90 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen Z1 was released in Q3/2023.
AMD Ryzen 9 (40) Family AMD Ryzen Z1 (2)
AMD Ryzen 5000H (11) CPU group AMD Ryzen 7040 (21)
4 Generation 6
Cezanne (Zen 3) Architecture Phoenix (Zen 4)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 9 5900H is a 8 core processor with a clock frequency of 3.10 GHz (4.60 GHz). The AMD Ryzen Z1 has 6 CPU cores with a clock frequency of 3.50 GHz (4.90 GHz).

AMD Ryzen 9 5900H Characteristic AMD Ryzen Z1
8 Cores 6
16 Threads 12
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? No
3.10 GHz Frequency 3.50 GHz
4.60 GHz Turbo Frequency (1 Core) 4.90 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 9 5900H Characteristic AMD Ryzen Z1
-- AI hardware --
-- 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 RX Vega 8 (Renoir) GPU AMD Radeon 740M
0.40 GHz GPU frequency 0.80 GHz
1.75 GHz GPU (Turbo) 2.50 GHz
9 GPU Generation 10
7 nm Technology 4 nm
3 Max. displays 4
8 Compute units 4
512 Shader 256
No Hardware Raytracing Yes
No Frame Generation AMD FSR
8 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 RX Vega 8 (Renoir) GPU AMD Radeon 740M
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
Decode / Encode Codec VP8 Decode
No Codec AV1 Decode / Encode
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 9 5900H supports a maximum of 64 GB of memory in 2 memory channels. The AMD Ryzen Z1 can connect up to 256 GB of memory in 2 memory channels.

AMD Ryzen 9 5900H Characteristic AMD Ryzen Z1
LPDDR4-4266, DDR4-3200 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
64 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 120.0 GB/s
Yes ECC Yes
4.00 MB L2 Cache 6.00 MB
16.00 MB L3 Cache 16.00 MB
3.0 PCIe version 4.0
12 PCIe lanes 20
11.8 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 9 5900H has a TDP of 45 W, that of the AMD Ryzen Z1 is 15 W.

AMD Ryzen 9 5900H Characteristic AMD Ryzen Z1
45 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
54 W TDP up 30 W
-- TDP down 15 W
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 9 5900H has a 20.00 MB cache, while the AMD Ryzen Z1 cache has a total of 22.00 MB.

AMD Ryzen 9 5900H Characteristic AMD Ryzen Z1
7 nm Technology 4 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 SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
AM4 (PGA 1331) Socket FP8
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2021 Release date Q3/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 9 5900H to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
Here you can rate the AMD Ryzen Z1 to help other visitors make their purchasing decisions. The average rating is 4.8 stars (5 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Ryzen 9 5900H (82%)
AMD Ryzen Z1 (100%)
⌀ Multi core performance in 1 CPU benchmarks
AMD Ryzen 9 5900H (100%)
AMD Ryzen Z1 (91%)

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 9 5900H AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz
1488 (82%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
1821 (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 9 5900H AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz
8449 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 3.50 GHz
7706 (91%)

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 9 5900H AMD Ryzen 9 5900H
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz
1792 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
AMD Radeon 740M @ 2.50 GHz
1280 (71%)

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 9 5900H AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz
1478 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 4.90 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 9 5900H AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz
12892 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 3.50 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.
AMD Ryzen 9 5900H AMD Ryzen 9 5900H
8C 16T @ 4.60 GHz
578 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
0 (0%)

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.
AMD Ryzen 9 5900H AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz
4998 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 3.50 GHz
0 (0%)

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 9 5900H AMD Ryzen 9 5900H
8C 16T @ 3.10 GHz
21400 (100%)
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 3.50 GHz
0 (0%)

Devices using this processor

AMD Ryzen 9 5900H AMD Ryzen Z1
Unknown Unknown

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