AMD Ryzen 7 PRO 5875U vs Valve Steam Deck (AMD Custom APU 0405)

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CPU comparison with benchmarks


AMD Ryzen 7 PRO 5875U CPU1 vs CPU2 Valve Steam Deck (AMD Custom APU 0405)
AMD Ryzen 7 PRO 5875U Valve Steam Deck (AMD Custom APU 0405)

CPU comparison

AMD Ryzen 7 PRO 5875U or Valve Steam Deck (AMD Custom APU 0405) - 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 PRO 5875U has 8 cores with 16 threads and clocks with a maximum frequency of 4.50 GHz. Up to 32 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 PRO 5875U was released in Q2/2021.

The Valve Steam Deck (AMD Custom APU 0405) has 4 cores with 8 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The Valve Steam Deck (AMD Custom APU 0405) was released in Q4/2021.
AMD Ryzen 7 (67) Family AMD Ryzen 5 (84)
AMD Ryzen 5000U (13) CPU group AMD Aerith (Steam Deck) (1)
4 Generation 3
Cezanne (Zen 3) Architecture Aerith (Zen 2)
Mobile Segment Mobile
-- Predecessor --
-- Successor Valve Steam Deck (2023 Refresh)

CPU Cores and Base Frequency

The AMD Ryzen 7 PRO 5875U has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 PRO 5875U is 2.00 GHz (4.50 GHz) while the Valve Steam Deck (AMD Custom APU 0405) has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Valve Steam Deck (AMD Custom APU 0405) is at 2.40 GHz (3.50 GHz).

AMD Ryzen 7 PRO 5875U Characteristic Valve Steam Deck (AMD Custom APU 0405)
8 Cores 4
16 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.00 GHz Frequency 2.40 GHz
4.50 GHz Turbo Frequency (1 Core) 3.50 GHz
3.50 GHz Turbo Frequency (All Cores) 2.80 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.

AMD Ryzen 7 PRO 5875U Characteristic Valve Steam Deck (AMD Custom APU 0405)
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Ryzen 7 PRO 5875U or Valve Steam Deck (AMD Custom APU 0405) 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.

AMD Radeon RX Vega 8 (Renoir) GPU AMD Custom Radeon Graphics (Steam Deck)
0.40 GHz GPU frequency 1.00 GHz
2.00 GHz GPU (Turbo) 1.60 GHz
9 GPU Generation --
7 nm Technology 7 nm
3 Max. displays 2
8 Compute units 8
512 Shader 512
No Hardware Raytracing No
No Frame Generation No
8 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 RX Vega 8 (Renoir) GPU AMD Custom Radeon Graphics (Steam Deck)
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 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 7 PRO 5875U can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The Valve Steam Deck (AMD Custom APU 0405) supports up to 16 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 88.0 GB/s.

AMD Ryzen 7 PRO 5875U Characteristic Valve Steam Deck (AMD Custom APU 0405)
LPDDR4-4266, DDR4-3200 Memory LPDDR5-5500
32 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
51.2 GB/s Max. Bandwidth 88.0 GB/s
Yes ECC No
4.00 MB L2 Cache 2.00 MB
16.00 MB L3 Cache 4.00 MB
3.0 PCIe version 3.0
12 PCIe lanes 8
11.8 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 7 PRO 5875U is 15 W, while the Valve Steam Deck (AMD Custom APU 0405) has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 7 PRO 5875U Characteristic Valve Steam Deck (AMD Custom APU 0405)
15 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
25 W TDP up --
10 W TDP down 4 W
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 7 PRO 5875U is manufactured in 7 nm and has 20.00 MB cache. The Valve Steam Deck (AMD Custom APU 0405) is manufactured in 7 nm and has a 6.00 MB cache.

AMD Ryzen 7 PRO 5875U Characteristic Valve Steam Deck (AMD Custom APU 0405)
7 nm Technology 7 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, AVX2, FMA3
FP6 Socket FF3
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems SteamOS (Arch Linux)
Q2/2021 Release date Q4/2021
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
AMD Ryzen 7 PRO 5875U (100%)
Valve Steam Deck (AMD Custom APU 0405) (64%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Ryzen 7 PRO 5875U (100%)
Valve Steam Deck (AMD Custom APU 0405) (47%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 4.50 GHz
1510 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
975 (65%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 3.50 GHz
11530 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
4359 (38%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 4.50 GHz
1445 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
849 (59%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 3.50 GHz
8377 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
3592 (43%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 4.50 GHz
1873 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
1278 (68%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 3.50 GHz
7260 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
4365 (60%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
AMD Radeon RX Vega 8 (Renoir) @ 2.00 GHz
2048 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
AMD Custom Radeon Graphics (Steam Deck) @ 1.60 GHz
1638 (80%)

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 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 4.50 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
57 (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.
AMD Ryzen 7 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 4.50 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
275 (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.
AMD Ryzen 7 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 4.50 GHz
557 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 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 7 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 3.50 GHz
4446 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 3.50 GHz
147 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 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 7 PRO 5875U AMD Ryzen 7 PRO 5875U
8C 16T @ 3.50 GHz
16352 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 PRO 5875U Valve Steam Deck (AMD Custom APU 0405)
Unknown Valve Steam Deck

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