AMD Ryzen Z1 vs Valve Steam Deck (2023 Refresh)

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CPU comparison with benchmarks


AMD Ryzen Z1 CPU1 vs CPU2 Valve Steam Deck (2023 Refresh)
AMD Ryzen Z1 Valve Steam Deck (2023 Refresh)

CPU comparison

In this CPU comparison, we compare the AMD Ryzen Z1 and the Valve Steam Deck (2023 Refresh) and use benchmarks to check which processor is faster.

We compare the AMD Ryzen Z1 6 core processor released in Q3/2023 with the Valve Steam Deck (2023 Refresh) which has 4 CPU cores and was introduced in Q4/2023.
AMD Ryzen Z1 (2) Family AMD Ryzen 5 (84)
AMD Ryzen 7040 (21) CPU group AMD Sephiroth (Steam Deck Refresh 2023) (1)
6 Generation 4
Phoenix (Zen 4) Architecture Sephiroth (Zen 2)
Mobile Segment Mobile
-- Predecessor Valve Steam Deck (AMD Custom APU 0405)
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen Z1 is a 6 core processor with a clock frequency of 3.50 GHz (4.90 GHz). The processor can compute 12 threads at the same time. The Valve Steam Deck (2023 Refresh) clocks with 2.40 GHz (3.50 GHz), has 4 CPU cores and can calculate 8 threads in parallel.

AMD Ryzen Z1 Characteristic Valve Steam Deck (2023 Refresh)
6 Cores 4
12 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.50 GHz Frequency 2.40 GHz
4.90 GHz Turbo Frequency (1 Core) 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 Z1 Characteristic Valve Steam Deck (2023 Refresh)
-- 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.

AMD Radeon 740M GPU AMD Custom Radeon Graphics (Steam Deck)
0.80 GHz GPU frequency 1.00 GHz
2.50 GHz GPU (Turbo) 1.60 GHz
10 GPU Generation --
4 nm Technology 7 nm
4 Max. displays 2
4 Compute units 8
256 Shader 512
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 740M 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 Codec VP9 Decode / Encode
Decode Codec VP8 Decode / Encode
Decode / Encode Codec AV1 No
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 256 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen Z1, while the Valve Steam Deck (2023 Refresh) supports a maximum of 16 GB of memory with a maximum memory bandwidth of 102.4 GB/s enabled.

AMD Ryzen Z1 Characteristic Valve Steam Deck (2023 Refresh)
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory LPDDR5-6400
256 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
120.0 GB/s Max. Bandwidth 102.4 GB/s
Yes ECC No
6.00 MB L2 Cache 2.00 MB
16.00 MB L3 Cache 4.00 MB
4.0 PCIe version 3.0
20 PCIe lanes 8
39.4 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The AMD Ryzen Z1 has a TDP of 15 W. The TDP of the Valve Steam Deck (2023 Refresh) is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen Z1 Characteristic Valve Steam Deck (2023 Refresh)
15 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
30 W TDP up --
15 W TDP down 4 W
100 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen Z1 has 22.00 MB cache and is manufactured in 4 nm. The cache of Valve Steam Deck (2023 Refresh) is at 6.00 MB. The processor is manufactured in 6 nm.

AMD Ryzen Z1 Characteristic Valve Steam Deck (2023 Refresh)
4 nm Technology 6 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 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
FP8 Socket FF3
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems SteamOS (Arch Linux)
Q3/2023 Release date Q4/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen Z1 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:
Here you can rate the Valve Steam Deck (2023 Refresh) to help other visitors make their purchasing decisions. The average rating is 3.3 stars (3 ratings). Rate now:


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 Z1 AMD Ryzen Z1
AMD Radeon 740M @ 2.50 GHz
1280 (78%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
AMD Custom Radeon Graphics (Steam Deck) @ 1.60 GHz
1638 (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.
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
0 (0%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
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 Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
0 (0%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 3.50 GHz
275 (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.
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
0 (0%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 3.50 GHz
975 (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.
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 3.50 GHz
0 (0%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 2.80 GHz
4359 (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.
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
1821 (100%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 3.50 GHz
0 (0%)

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 Z1 AMD Ryzen Z1
6C 12T @ 3.50 GHz
7706 (100%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 2.80 GHz
0 (0%)

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 Z1 AMD Ryzen Z1
6C 12T @ 4.90 GHz
0 (0%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 3.50 GHz
1296 (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.
AMD Ryzen Z1 AMD Ryzen Z1
6C 12T @ 3.50 GHz
0 (0%)
Valve Steam Deck (2023 Refresh) Valve Steam Deck (2023 Refresh)
4C 8T @ 2.80 GHz
4510 (100%)

Devices using this processor

AMD Ryzen Z1 Valve Steam Deck (2023 Refresh)
Unknown Valve Steam Deck (2023 Refresh)

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