Radxa X4 vs Radxa ROCK 4D

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
📖

Detailed Reviews

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

bret.dk logo
Radxa X4 (8GB)
Radxa ROCK 4D (8GB)

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 4D (8GB)
319
Multi-Core
Radxa X4 (8GB)
2,981
Radxa ROCK 4D (8GB)
1,332

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Radxa X4 (8GB)
3,756 MIPS
Radxa ROCK 4D (8GB)
1,660 MIPS
Multi-Core Combined
Radxa X4 (8GB)
9,597 MIPS
Radxa ROCK 4D (8GB)
10,920 MIPS

High Performance Linpack

Higher Scores are Better

Performance
Radxa X4 (8GB)
27.19 GFLOPS
Radxa ROCK 4D (8GB)
22.87 GFLOPS
Performance/Watt
Radxa X4 (8GB)
1.23 GFLOPS/W
Radxa ROCK 4D (8GB)
3.27 GFLOPS/W

UnixBench

Higher Scores are Better

Single Core
Radxa X4 (8GB)
1,625
Radxa ROCK 4D (8GB)
502
Multi Core
Radxa X4 (8GB)
3,952
Radxa ROCK 4D (8GB)
3,108

PassMark CPU

Higher Scores are Better

CPU Score
Radxa X4 (8GB)
4,782
Radxa ROCK 4D (8GB)
2,149

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Radxa X4 (8GB)
5.61 kH/s
Radxa ROCK 4D (8GB)
2.72 kH/s
Multi Core
Radxa X4 (8GB)
22.13 kH/s
Radxa ROCK 4D (8GB)
18.14 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score
Radxa X4 (8GB)
1,815
Radxa ROCK 4D (8GB)
887

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 4D (8GB)
7.69 tok/s
Tokens/Watt
Radxa X4 (8GB)
0.69 tok/W
Radxa ROCK 4D (8GB)
1.3 tok/W
Tokens/Dollar
Radxa X4 (8GB)
0.17 tok/$
Radxa ROCK 4D (8GB)
0.13 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 4D (8GB)
6.6 MB/s
4K Random Write
Radxa X4 (8GB)
No Data
Radxa ROCK 4D (8GB)
7.8 MB/s

fio Storage Performance - M.2 NVMe

Higher Speeds are Better • Western Digital Black SN770M (500GB M.2 NVMe)

4K Random Read
Radxa X4 (8GB)
1,069.6 MB/s
Radxa ROCK 4D (8GB)
No Data
4K Random Write
Radxa X4 (8GB)
1,013.3 MB/s
Radxa ROCK 4D (8GB)
No Data

fio Storage Performance - UFS

Higher Speeds are Better • Radxa UFS (128GB UFS)

4K Random Read
Radxa X4 (8GB)
No Data
Radxa ROCK 4D (8GB)
290.7 MB/s
4K Random Write
Radxa X4 (8GB)
No Data
Radxa ROCK 4D (8GB)
250.1 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 4D (8GB)
936 Mbps
Ethernet Down
Radxa X4 (8GB)
2,355 Mbps
Radxa ROCK 4D (8GB)
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 4D (8GB)
1.5W
Load Power
Radxa X4 (8GB)
12.2W
Radxa ROCK 4D (8GB)
4.8W
Ollama Max
Radxa X4 (8GB)
20.5W
Radxa ROCK 4D (8GB)
6.2W
Linpack Max
Radxa X4 (8GB)
22.1W
Radxa ROCK 4D (8GB)
7W

Add One More Board

You can compare up to 3 boards at once. Add one more to get the complete comparison.