Radxa X4 vs ArmSoM CM5

Benchmarks, specifications, and real-world performance data

Specification
Basic Specifications
Price
RAM8GB8GB
SoC
Intel® UHD Graphics
Mali-G52 MC3
Architecturex86ARM
CPU Cores
4 cores
4× Alder Lake-N @ 3.2GHz
8 cores
4× Cortex-A72 @ 2.2GHz
4× Cortex-A53 @ 1.8GHz

Legend

Best value in category
Key performance metric
*Manufacturer's RRP
**Affiliate link that may result in commissions if you purchase a qualifying item
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Detailed Reviews

Read our comprehensive reviews from bret.dk featuring data and benchmarks from sbc.compare:

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Radxa X4 (8GB)
ArmSoM CM5 (8GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Radxa X4 (8GB)
1,243
ArmSoM CM5 (8GB)
326
Multi-Core
Radxa X4 (8GB)
2,981
ArmSoM CM5 (8GB)
1,366

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Radxa X4 (8GB)
3,756 MIPS
ArmSoM CM5 (8GB)
1,714 MIPS
Multi-Core Combined
Radxa X4 (8GB)
9,597 MIPS
ArmSoM CM5 (8GB)
10,958 MIPS

High Performance Linpack

Higher Scores are Better

Performance
Radxa X4 (8GB)
27.19 GFLOPS
ArmSoM CM5 (8GB)
23.2 GFLOPS
Performance/Watt
Radxa X4 (8GB)
1.23 GFLOPS/W
ArmSoM CM5 (8GB)
No Data

UnixBench

Higher Scores are Better

Single Core
Radxa X4 (8GB)
1,625
ArmSoM CM5 (8GB)
669
Multi Core
Radxa X4 (8GB)
3,952
ArmSoM CM5 (8GB)
3,972

PassMark CPU

Higher Scores are Better

CPU Score
Radxa X4 (8GB)
4,782
ArmSoM CM5 (8GB)
2,201

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Radxa X4 (8GB)
5.61 kH/s
ArmSoM CM5 (8GB)
2.73 kH/s
Multi Core
Radxa X4 (8GB)
22.13 kH/s
ArmSoM CM5 (8GB)
18.16 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score
Radxa X4 (8GB)
1,815
ArmSoM CM5 (8GB)
916

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Radxa X4 (8GB)
13.77 tok/s
ArmSoM CM5 (8GB)
No Data
Tokens/Watt
Radxa X4 (8GB)
0.69 tok/W
ArmSoM CM5 (8GB)
No Data
Tokens/Dollar
Radxa X4 (8GB)
0.17 tok/$
ArmSoM CM5 (8GB)
No Data

Storage Performance

Disk I/O throughput measured with FIO

fio Storage Performance - microSD

Higher Speeds are Better • Raspberry Pi 64GB (64GB microSD)

4K Random Read
Radxa X4 (8GB)
No Data
ArmSoM CM5 (8GB)
8.7 MB/s
4K Random Write
Radxa X4 (8GB)
No Data
ArmSoM CM5 (8GB)
8.7 MB/s

fio Storage Performance - eMMC

Higher Speeds are Better • ArmSoM CM5 (64GB eMMC)

4K Random Read
Radxa X4 (8GB)
No Data
ArmSoM CM5 (8GB)
46.8 MB/s
4K Random Write
Radxa X4 (8GB)
No Data
ArmSoM CM5 (8GB)
78.9 MB/s

fio Storage Performance - M.2 NVMe

Higher Speeds are Better • Western Digital Black SN770M (500GB M.2 NVMe), Crucial P5 Plus (1024GB M.2 NVMe)

4K Random Read
Radxa X4 (8GB)
1,069.6 MB/s
ArmSoM CM5 (8GB)
391.5 MB/s
4K Random Write
Radxa X4 (8GB)
1,013.3 MB/s
ArmSoM CM5 (8GB)
370.5 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Radxa X4 (8GB)
2,350 Mbps
ArmSoM CM5 (8GB)
938 Mbps
Ethernet Down
Radxa X4 (8GB)
2,355 Mbps
ArmSoM CM5 (8GB)
941 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Load Power
Radxa X4 (8GB)
12.2W
ArmSoM CM5 (8GB)
No Data
Ollama Max
Radxa X4 (8GB)
20.5W
ArmSoM CM5 (8GB)
No Data
Linpack Max
Radxa X4 (8GB)
22.1W
ArmSoM CM5 (8GB)
No Data

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