Raspberry Pi 400 vs Radxa ROCK 5B

Benchmarks, specifications, and real-world performance data

Specification
Basic Specifications
Price
RAM4GB8GB
SoC
VideoCore VI
Mali-G610 MP4
Rockchip NPU 3.0 (6 TOPS)
ArchitectureARMARM
CPU Cores
4 cores
4× Cortex-A72 @ 1.5GHz
8 cores
4× Cortex-A76 @ 2.4GHz
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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Raspberry Pi 400 (4GB)
Radxa ROCK 5B (8GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Raspberry Pi 400 (4GB)
300
Radxa ROCK 5B (8GB)
849
Multi-Core
Raspberry Pi 400 (4GB)
742
Radxa ROCK 5B (8GB)
3,043

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Raspberry Pi 400 (4GB)
1,794 MIPS
Radxa ROCK 5B (8GB)
3,113 MIPS
Multi-Core Combined
Raspberry Pi 400 (4GB)
6,020 MIPS
Radxa ROCK 5B (8GB)
16,486 MIPS

High Performance Linpack

Higher Scores are Better

Performance
Raspberry Pi 400 (4GB)
15.39 GFLOPS
Radxa ROCK 5B (8GB)
41.58 GFLOPS
Performance/Watt
Raspberry Pi 400 (4GB)
2 GFLOPS/W
Radxa ROCK 5B (8GB)
2.17 GFLOPS/W

UnixBench

Higher Scores are Better

Single Core
Raspberry Pi 400 (4GB)
577
Radxa ROCK 5B (8GB)
1,376
Multi Core
Raspberry Pi 400 (4GB)
1,777
Radxa ROCK 5B (8GB)
6,340

PassMark CPU

Higher Scores are Better

CPU Score
Raspberry Pi 400 (4GB)
631
Radxa ROCK 5B (8GB)
2,911

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Raspberry Pi 400 (4GB)
2.26 kH/s
Radxa ROCK 5B (8GB)
3.7 kH/s
Multi Core
Raspberry Pi 400 (4GB)
9.05 kH/s
Radxa ROCK 5B (8GB)
21.76 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score
Raspberry Pi 400 (4GB)
705
Radxa ROCK 5B (8GB)
1,402

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Raspberry Pi 400 (4GB)
3.63 tok/s
Radxa ROCK 5B (8GB)
0.21 tok/s
Tokens/Watt
Raspberry Pi 400 (4GB)
0.56 tok/W
Radxa ROCK 5B (8GB)
0.02 tok/W
Tokens/Dollar
Raspberry Pi 400 (4GB)
0.05 tok/$
Radxa ROCK 5B (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
Raspberry Pi 400 (4GB)
16.5 MB/s
Radxa ROCK 5B (8GB)
No Data
4K Random Write
Raspberry Pi 400 (4GB)
12.8 MB/s
Radxa ROCK 5B (8GB)
No Data

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Raspberry Pi 400 (4GB)
943 Mbps
Radxa ROCK 5B (8GB)
2,352 Mbps
Ethernet Down
Raspberry Pi 400 (4GB)
941 Mbps
Radxa ROCK 5B (8GB)
2,358 Mbps
WiFi Up
Raspberry Pi 400 (4GB)
92 Mbps
Radxa ROCK 5B (8GB)
No Data
WiFi Down
Raspberry Pi 400 (4GB)
91 Mbps
Radxa ROCK 5B (8GB)
No Data

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Idle Power
Raspberry Pi 400 (4GB)
3W
Radxa ROCK 5B (8GB)
4.5W
Load Power
Raspberry Pi 400 (4GB)
5.9W
Radxa ROCK 5B (8GB)
9.5W
Ollama Max
Raspberry Pi 400 (4GB)
6.5W
Radxa ROCK 5B (8GB)
14.7W
Linpack Max
Raspberry Pi 400 (4GB)
7.7W
Radxa ROCK 5B (8GB)
19.2W

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