sbc.compare
Cool-Pi logo

Cool Pi 4B 4GB

Benchmarks, specifications, and real-world performance data

$140.00RRP*Official product page

Geekbench 6

3,002

multi-core · 872 single-core

Power draw

7.9W load

2.5W idle

Price

$140.00

RRP

Performance Summary

At the heart of the Cool Pi 4B sits the Rockchip RK3588S, giving this ARM board 8 CPU cores alongside 4GB of memory. In our hands-on testing it scored 3,002 multi-core and 872 single-core in Geekbench 6, plus 15,988 MIPS in multi-core 7-Zip compression. It also delivered 38.13 GFLOPS in our Linpack run. We measured 2.5W idle and 7.9W loaded power consumption.

Specification
Cool Pi
4B (4GB)
Basic Specifications
Price$140*
RAM4GB
SoC
Rockchip RK3588S
Mali-G610 MP4
Rockchip NPU 3.0 (6 TOPS)
ArchitectureARM
CPU Cores
8 cores
4× Cortex-A76 @ 2.4GHz
4× Cortex-A55 @ 1.8GHz
* Manufacturer's RRP** Affiliate link; qualifying purchases may earn us a commission
Cool Pi 4B (4GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Cool Pi 4B (4GB)872
Multi-Core
Cool Pi 4B (4GB)3,002

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Cool Pi 4B (4GB)3,144 MIPS
Multi-Core Combined
Cool Pi 4B (4GB)15,988 MIPS

High Performance Linpack

Higher Scores are Better

Performance
Cool Pi 4B (4GB)38.13 GFLOPS
Performance/Watt
Cool Pi 4B (4GB)2.23 GFLOPS/W

UnixBench

Higher Scores are Better

Single Core
Cool Pi 4B (4GB)1,436
Multi Core
Cool Pi 4B (4GB)6,206

PassMark CPU

Higher Scores are Better

CPU Score
Cool Pi 4B (4GB)3,192

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Cool Pi 4B (4GB)4.42 kH/s
Multi Core
Cool Pi 4B (4GB)24.7 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

TinyMemBench

Higher Bandwidth is Better

memcpy
Cool Pi 4B (4GB)10,753.9 MB/s
memset
Cool Pi 4B (4GB)28,908.3 MB/s

PassMark RAM

Higher Scores are Better

RAM Score
Cool Pi 4B (4GB)984

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Cool Pi 4B (4GB)8.15 tok/s
Tokens/Watt
Cool Pi 4B (4GB)0.7 tok/W
Tokens/Dollar
Cool Pi 4B (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
Cool Pi 4B (4GB)8.2 MB/s
4K Random Write
Cool Pi 4B (4GB)8.8 MB/s

fio Storage Performance - eMMC

Higher Speeds are Better • CoolPi 64 (64GB eMMC)

4K Random Read
Cool Pi 4B (4GB)21.2 MB/s
4K Random Write
Cool Pi 4B (4GB)26 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Cool Pi 4B (4GB)941 Mbps
Ethernet Down
Cool Pi 4B (4GB)940 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Idle Power
Cool Pi 4B (4GB)2.5W
Load Power
Cool Pi 4B (4GB)7.9W
Ollama Max
Cool Pi 4B (4GB)11.7W
Linpack Max
Cool Pi 4B (4GB)17.1W

Frequently Asked Questions

How fast is the Cool Pi 4B?

In our testing the Cool Pi 4B scored 3,002 in Geekbench 6 multi-core and 872 in single-core, with 15,988 MIPS in multi-core 7-Zip compression.

How much power does the Cool Pi 4B use?

We measured the Cool Pi 4B drawing 2.5W at idle and 7.9W under sustained CPU load.

How much does the Cool Pi 4B cost?

The Cool Pi 4B has a manufacturer's recommended price of $140.00 for the 4GB RAM configuration. Street prices vary by retailer and availability.

See how the Cool Pi 4B stacks up against another board, side by side.