Radxa X4 vs Radxa ROCK 3C

Benchmarks, specifications, and real-world performance data

Specification
Basic Specifications
Price
RAM8GB2GB
SoC
Intel® UHD Graphics
Mali-G52 2EE
Architecturex86ARM
CPU Cores
4 cores
4× Alder Lake-N @ 3.2GHz
4 cores
4× Cortex-A55 @ 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)
Radxa ROCK 3C (2GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Radxa X4 (8GB)
1,243
Radxa ROCK 3C (2GB)
No Data
Multi-Core
Radxa X4 (8GB)
2,981
Radxa ROCK 3C (2GB)
No Data

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Radxa X4 (8GB)
3,756 MIPS
Radxa ROCK 3C (2GB)
1,373 MIPS
Multi-Core Combined
Radxa X4 (8GB)
9,597 MIPS
Radxa ROCK 3C (2GB)
4,755 MIPS

High Performance Linpack

Higher Scores are Better

Performance
Radxa X4 (8GB)
27.19 GFLOPS
Radxa ROCK 3C (2GB)
8.2 GFLOPS
Performance/Watt
Radxa X4 (8GB)
1.23 GFLOPS/W
Radxa ROCK 3C (2GB)
1.37 GFLOPS/W

UnixBench

Higher Scores are Better

Single Core
Radxa X4 (8GB)
1,625
Radxa ROCK 3C (2GB)
403
Multi Core
Radxa X4 (8GB)
3,952
Radxa ROCK 3C (2GB)
1,345

PassMark CPU

Higher Scores are Better

CPU Score
Radxa X4 (8GB)
4,782
Radxa ROCK 3C (2GB)
682

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Radxa X4 (8GB)
5.61 kH/s
Radxa ROCK 3C (2GB)
1.63 kH/s
Multi Core
Radxa X4 (8GB)
22.13 kH/s
Radxa ROCK 3C (2GB)
6.51 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score
Radxa X4 (8GB)
1,815
Radxa ROCK 3C (2GB)
564

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Radxa X4 (8GB)
13.77 tok/s
Radxa ROCK 3C (2GB)
2.69 tok/s
Tokens/Watt
Radxa X4 (8GB)
0.69 tok/W
Radxa ROCK 3C (2GB)
0.44 tok/W
Tokens/Dollar
Radxa X4 (8GB)
0.17 tok/$
Radxa ROCK 3C (2GB)
0.07 tok/$

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
Radxa ROCK 3C (2GB)
11.4 MB/s
4K Random Write
Radxa X4 (8GB)
No Data
Radxa ROCK 3C (2GB)
7.8 MB/s

fio Storage Performance - eMMC

Higher Speeds are Better • Radxa eMMC (16GB eMMC)

4K Random Read
Radxa X4 (8GB)
No Data
Radxa ROCK 3C (2GB)
29.5 MB/s
4K Random Write
Radxa X4 (8GB)
No Data
Radxa ROCK 3C (2GB)
37.9 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
Radxa ROCK 3C (2GB)
136.3 MB/s
4K Random Write
Radxa X4 (8GB)
1,013.3 MB/s
Radxa ROCK 3C (2GB)
81.6 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
Radxa ROCK 3C (2GB)
942 Mbps
Ethernet Down
Radxa X4 (8GB)
2,355 Mbps
Radxa ROCK 3C (2GB)
941 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Idle Power
Radxa X4 (8GB)
No Data
Radxa ROCK 3C (2GB)
2.3W
Load Power
Radxa X4 (8GB)
12.2W
Radxa ROCK 3C (2GB)
4.3W
Ollama Max
Radxa X4 (8GB)
20.5W
Radxa ROCK 3C (2GB)
6.1W
Linpack Max
Radxa X4 (8GB)
22.1W
Radxa ROCK 3C (2GB)
6W

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