Valve Steam Deck (2023 Refresh) Apple M5 Max (18-CPU 32-GPU)
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Valve Steam Deck (2023 Refresh) vs Apple M5 Max (18-CPU 32-GPU)

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The Valve Steam Deck (2023 Refresh) is based on the Sephiroth architecture from AMD and is manufactured in a 6 nm process.

This processor is primarily aimed at users who need an efficient solution for mobile handheld gaming. With its Zen 2 structure, it provides a solid foundation for game titles in portable resolutions. Benchmarks show reasonable single-core and multi-core performance for the mobile sector, although it lags behind desktop solutions due to its design.

The integrated AMD Custom Radeon Graphics (Steam Deck) enables smooth display with moderate energy requirements. Due to the low thermal power loss, the system is optimized for mobility and long battery life. The ratio of price to computing power is very attractive for the target group of gamers. The Apple M5 Max (18-CPU 32-GPU) is manufactured by Apple using the modern 3 nm process and is designed for professional users.

The architecture with 18 CPU cores achieves single-core and multi-core performance values in tests that are far above those of mobile game consoles. With a memory bandwidth of 614 GB/s, this chip offers excellent AI performance for computationally intensive applications. The integrated Apple M5 Max (32 Core) graphics unit is designed for demanding visual tasks, while suitability for games depends primarily on software adaptation.

Despite the high computing capacity, power consumption remains efficient in relation to the performance provided. The Apple M5 Max (18-CPU 32-GPU) is a costly but powerful choice for complex workflows in professional environments.

Valve Steam Deck (2023 Refresh)

  • Sephiroth architecture based on AMD Zen 2
  • Optimized for mobile handheld gaming
  • Integrated AMD Custom Radeon Graphics for gaming
  • Efficient power consumption for portable use

Apple M5 Max (18-CPU 32-GPU)

  • Advanced manufacturing in 3 nm process
  • Outstanding AI performance through high memory bandwidth
  • Integrated Apple M5 Max (32 Core) graphics solution
  • High multi-core performance for professional applications

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 2 - 30 %
Valve Steam Deck (2023 Refresh)
Rank 1 - 100 %
Apple M5 Max (18-CPU 32-GPU)
Multi-core performance
Rank 2 - 15 %
Valve Steam Deck (2023 Refresh)
Rank 1 - 100 %
Apple M5 Max (18-CPU 32-GPU)
Cinebench 2024 Single-Core

Cinebench 2024 Single-Core
Single-core performance

Valve Steam Deck (2023 Refresh)
4C / 8T · 3.50 GHz
57 pts
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
199 pts
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Valve Steam Deck (2023 Refresh)
4C / 8T · 3.50 GHz
1,296
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 4.61 GHz
4,250
Geekbench 6 Multi-Core

Geekbench 6 Multi-Core
Multi-core performance

Valve Steam Deck (2023 Refresh)
4C / 8T · 2.80 GHz
4,510
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 0.91 GHz
29,200
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Valve Steam Deck (2023 Refresh)
AMD Custom Radeon Graphics (Steam Deck)
1,638
Apple M5 Max (18-CPU 32-GPU)
Apple M5 Max (32 Core)
16,426

More benchmarks

At a glance

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
FamilyAMD Ryzen 5 (100)Apple M series (38)
CPU groupAMD Sephiroth (Steam Deck Refresh 2023) (1)Apple M5 (6)
ArchitectureSephiroth (Zen 2)M5
Technology6 nm3 nm
SegmentNotebookNotebook
SocketFF3
PredecessorValve Steam Deck (AMD Custom APU 0405)Apple M4 Max (14-CPU 32-GPU)
Successor

CPU Cores and Base Frequency

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
CPU Cores / Threads4 / 818 / 18
Hyperthreading / SMT
Core architecturenormalhybrid (big.LITTLE)
Core Cluster 1: 4x
2.40 - 3.50 GHz
6x Super-Core
0.91 - 4.61 GHz
Core Cluster 2: 12x Performance-Core
0.90 - 3.05 GHz
L2-Cache2.00 MB22.00 MB
L3-Cache4.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
GPU nameAMD Custom Radeon Graphics (Steam Deck)Apple M5 Max (32 Core)
GPU frequency1.00 - 1.60 GHz0.34 - 1.90 GHz
CUs / Shader8 / 512512 / 4096
Raytracing
Max. displays24
Max. GPU Memory8 GB36 GB
Technology7 nm3 nm
Release dateQ3/2021Q1/2026

NPU AI performance

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
AI hardwareApple Neural Engine
AI specifications16 Neural cores @ 60 TOPS
NPU + CPU + iGPU

Memory & PCIe

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
MemoryLPDDR5-6400 (102.4 GB/s)
LPDDR5X-9600 (614.4 GB/s)
Max. Memory16 GB36 GB
Memory channels48
ECCNoNo
PCIe3.0 x 85.0 x 8
PCIe Bandwidth7.9 GB/s31.5 GB/s

Thermal Management

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
TDP15 W60 W
TDP (PL2)
TDP up
TDP down4 W
T. junction max.100 °C100 °C

Technical details

Wischen
Valve Steam Deck (2023 Refresh)Apple M5 Max (18-CPU 32-GPU)
Chip designMonolithicMonolithic
AES-NI
Operating systemsSteamOS (Arch Linux)macOS, iPadOS
Instruction setx86-64 (64 bit)Armv9.2-A (64 bit)
ISA extensionsSSE4a, SSE4.1, SSE4.2, AVX2, FMA3Rosetta 2 x86-Emulation, AVX2, SME
Release dateQ4/2023Q1/2026
Release price
Documents

Your rating

Here you can rate one or both of the processors. The average rating of Valve Steam Deck (2023 Refresh) is 3.9 stars (32 ratings), while Apple M5 Max (18-CPU 32-GPU) has received 4.9 stars (86 ratings).

Click on the stars to rate one or both processors.

Valve Steam Deck (2023 Refresh)
Valve Steam Deck (2023 Refresh)
4C / 8T · 2.40 - 3.50 GHz
Apple M5 Max (18-CPU 32-GPU)
Apple M5 Max (18-CPU 32-GPU)
18C / 18T · 0.91 - 4.61 GHz

Most popular CPUs in both categories

Valve Steam Deck (2023 Refresh)
Valve Steam Deck (2023 Refresh)
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