Radxa ROCK 5B vs Radxa ROCK 4C+

Benchmarks, specifications, and real-world performance data

Specification
Basic Specifications
Price
RAM8GB4GB
SoC
Mali-G610 MP4
Rockchip NPU 3.0 (6 TOPS)
Mali-T860 MP4
ArchitectureARMARM
CPU Cores
8 cores
4× Cortex-A76 @ 2.4GHz
4× Cortex-A55 @ 1.8GHz
6 cores
2× Cortex-A72 @ 1.5GHz
4× Cortex-A53 @ 1.0GHz

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 ROCK 5B (8GB)
Radxa ROCK 4C+ (4GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Radxa ROCK 5B (8GB)
849
Radxa ROCK 4C+ (4GB)
300
Multi-Core
Radxa ROCK 5B (8GB)
3,043
Radxa ROCK 4C+ (4GB)
827

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Radxa ROCK 5B (8GB)
3,113 MIPS
Radxa ROCK 4C+ (4GB)
1,736 MIPS
Multi-Core Combined
Radxa ROCK 5B (8GB)
16,486 MIPS
Radxa ROCK 4C+ (4GB)
6,549 MIPS

High Performance Linpack

Higher Scores are Better

Performance
Radxa ROCK 5B (8GB)
41.58 GFLOPS
Radxa ROCK 4C+ (4GB)
12.93 GFLOPS
Performance/Watt
Radxa ROCK 5B (8GB)
2.17 GFLOPS/W
Radxa ROCK 4C+ (4GB)
0.99 GFLOPS/W

UnixBench

Higher Scores are Better

Single Core
Radxa ROCK 5B (8GB)
1,376
Radxa ROCK 4C+ (4GB)
520
Multi Core
Radxa ROCK 5B (8GB)
6,340
Radxa ROCK 4C+ (4GB)
1,925

PassMark CPU

Higher Scores are Better

CPU Score
Radxa ROCK 5B (8GB)
2,911
Radxa ROCK 4C+ (4GB)
1,145

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Radxa ROCK 5B (8GB)
3.7 kH/s
Radxa ROCK 4C+ (4GB)
2.22 kH/s
Multi Core
Radxa ROCK 5B (8GB)
21.76 kH/s
Radxa ROCK 4C+ (4GB)
9.86 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score
Radxa ROCK 5B (8GB)
1,402
Radxa ROCK 4C+ (4GB)
748

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Radxa ROCK 5B (8GB)
0.21 tok/s
Radxa ROCK 4C+ (4GB)
5.27 tok/s
Tokens/Watt
Radxa ROCK 5B (8GB)
0.02 tok/W
Radxa ROCK 4C+ (4GB)
0.5 tok/W
Tokens/Dollar
Radxa ROCK 5B (8GB)
No Data
Radxa ROCK 4C+ (4GB)
0.06 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 ROCK 5B (8GB)
No Data
Radxa ROCK 4C+ (4GB)
8.1 MB/s
4K Random Write
Radxa ROCK 5B (8GB)
No Data
Radxa ROCK 4C+ (4GB)
7.7 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Radxa ROCK 5B (8GB)
2,352 Mbps
Radxa ROCK 4C+ (4GB)
926 Mbps
Ethernet Down
Radxa ROCK 5B (8GB)
2,358 Mbps
Radxa ROCK 4C+ (4GB)
942 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Idle Power
Radxa ROCK 5B (8GB)
4.5W
Radxa ROCK 4C+ (4GB)
3.3W
Load Power
Radxa ROCK 5B (8GB)
9.5W
Radxa ROCK 4C+ (4GB)
8W
Ollama Max
Radxa ROCK 5B (8GB)
14.7W
Radxa ROCK 4C+ (4GB)
10.5W
Linpack Max
Radxa ROCK 5B (8GB)
19.2W
Radxa ROCK 4C+ (4GB)
13W

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