ArmSoM CM5

Benchmarks, specifications, and real-world performance data

Tested by Bret Weber Last updated 29 September 2026

$199.00Buy on AliExpress Buy from ArmSoM Official product page

Geekbench 6

1,366

multi-core · 326 single-core

Price

$199.00

Performance Summary

At the heart of the ArmSoM CM5 sits the Rockchip RK3576, giving this ARM board 8 CPU cores alongside 8GB of memory. In our hands-on testing it scored 1,366 multi-core and 326 single-core in Geekbench 6, plus 10,958 MIPS in multi-core 7-Zip compression. It also delivered 23.20 GFLOPS in our Linpack run.

Specification	ArmSoM CM5 8GB RAM
Basic Specifications
Price	$199 ALI**OFF
RAM	8GB
SoC	Rockchip RK3576 Mali-G52 MC3 NPU (6 TOPS)
Architecture	ARM
CPU Cores	8 cores 4× Cortex-A72 @ 2.2GHz 4× Cortex-A53 @ 2.0GHz

Connectivity
USB Ports	5× USB ports 4× USB-A 3.0, 1× USB-C 2.0
Display Ports	1× HDMI 2.1
Ethernet	1.0Gbps (PoE via HAT)
WiFi	802.11ac SYN43752
Bluetooth	5.3 SYN43752
Storage & Expansion
SATA Ports	None
M.2 Slots	M-key PCIe 2.0 x1 (2230, 2242, 2260, 2280)
PCIe Support	N/A
Power & I/O
Power Requirements	4.5-5.5V
Power Inputs	Barrel Jack, PoE+ HAT
GPIO	N/A
Features
Real-Time Clock	No
Power Button	No
Fan Header	No
Mainline Linux	No
Armbian Support	Community

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Price History

$199.00 at ArmSoM, down from $229.00 on 29 September 2026. Checked daily since 13 September 2026 (44 days). Low $199, high $229 in this window.

Official store · ArmSoM$199 In stock
AliExpress$207.31

Recent price changes

29 September 2026Official store · ArmSoM: $229 → $199, price drop

Out of stock at that pricePrices are before tax and shipping.

Environment	ArmSoM CM5 8GB RAM
Last Tested	17 October 2025
System Configuration
OS Version	Debian GNU/Linux 12 (bookworm)
Kernel Version	6.1.75
CPU Governor	performance
Hardware Setup
Boot Device	Crucial P5 Plus 1024GB (M.2 NVMe)
Carrier Board	ArmSoM CM5-IO

Every figure above comes from hardware run in-house by Bret Weber, on the exact OS build, kernel, firmware and boot device listed here. Boards are tested to a fixed procedure so results stay comparable between them: see our testing methodology for how each benchmark is run.

ArmSoM CM5 (8GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core

ArmSoM CM5 (8GB)326 #43 of 72

326 #43 of 72

Multi-Core

ArmSoM CM5 (8GB)1,366 #38 of 72

1,366 #38 of 72

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined

ArmSoM CM5 (8GB)1,714 MIPS #49 of 118

1,714 MIPS #49 of 118

Multi-Core Combined

ArmSoM CM5 (8GB)10,958 MIPS #36 of 113

10,958 MIPS #36 of 113

High Performance Linpack

Higher Scores are Better

Performance

ArmSoM CM5 (8GB)23.2 GFLOPS #34 of 80

23.2 GFLOPS #34 of 80

UnixBench

Higher Scores are Better

Single Core

ArmSoM CM5 (8GB)669 #41 of 118

669 #41 of 118

Multi Core

ArmSoM CM5 (8GB)3,972 #36 of 109

3,972 #36 of 109

PassMark CPU

Higher Scores are Better

CPU Score

ArmSoM CM5 (8GB)2,201 #33 of 96

2,201 #33 of 96

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Fastest Thread

ArmSoM CM5 (8GB)2.73 kH/s #39 of 108

2.73 kH/s #39 of 108

Total

ArmSoM CM5 (8GB)18.16 kH/s #28 of 104

18.16 kH/s #28 of 104

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score

ArmSoM CM5 (8GB)916 #40 of 87

916 #40 of 87

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

ArmSoM CM5 (8GB)8.7 MB/s

8.7 MB/s

4K Random Write

ArmSoM CM5 (8GB)8.7 MB/s

8.7 MB/s

fio Storage Performance - eMMC

Higher Speeds are Better • ArmSoM CM5 (64GB eMMC)

4K Random Read

ArmSoM CM5 (8GB)46.8 MB/s

46.8 MB/s

4K Random Write

ArmSoM CM5 (8GB)78.9 MB/s

78.9 MB/s

fio Storage Performance - M.2 NVMe

Higher Speeds are Better • Crucial P5 Plus (1024GB M.2 NVMe)

4K Random Read

ArmSoM CM5 (8GB)391.5 MB/s

391.5 MB/s

4K Random Write

ArmSoM CM5 (8GB)370.5 MB/s

370.5 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up

ArmSoM CM5 (8GB)938 Mbps

938 Mbps

Ethernet Down

ArmSoM CM5 (8GB)941 Mbps

941 Mbps

Benchmark	ArmSoM CM5 8GB RAM

Geekbench 6 Single-Core	326
Geekbench 6 Multi-Core	1366
7-Zip Single-Core Combined	1714 MIPS
7-Zip Multi-Core Combined	10958 MIPS
7-Zip Single-Core Compression	1297 MIPS
7-Zip Multi-Core Compression	8610 MIPS
7-Zip Single-Core Decompression	2131 MIPS
7-Zip Multi-Core Decompression	13307 MIPS
Linpack Performance	23.198 GFLOPS
UnixBench Single Core	669
UnixBench Multi Core	3972
PassMark CPU Score	2201
CPU Mining Single Core	2.73 kH/s
CPU Mining Multi Core	18.16 kH/s

PassMark RAM Score	916

Raspberry Pi 64GB (64GB)
Sequential Read 4K	50.1 MB/s (12842 IOPS)
Sequential Read 64K	79.9 MB/s (1278 IOPS)
Sequential Read 1M	84.4 MB/s (83 IOPS)
Sequential Write 4K	24.0 MB/s (6157 IOPS)
Sequential Write 64K	67.2 MB/s (1076 IOPS)
Sequential Write 1M	67.6 MB/s (67 IOPS)
Random Read 4K	8.7 MB/s (2238 IOPS)
Random Read 64K	40.4 MB/s (646 IOPS)
Random Read 1M	84.1 MB/s (83 IOPS)
Random Write 4K	8.7 MB/s (2245 IOPS)
Random Write 64K	45.8 MB/s (732 IOPS)
Random Write 1M	72.9 MB/s (72 IOPS)

ArmSoM CM5 (64GB)
Sequential Read 4K	118.6 MB/s (30379 IOPS)
Sequential Read 64K	55.9 MB/s (895 IOPS)
Sequential Read 1M	210.9 MB/s (210 IOPS)
Sequential Write 4K	105.0 MB/s (26905 IOPS)
Sequential Write 64K	140.4 MB/s (2245 IOPS)
Sequential Write 1M	141.1 MB/s (140 IOPS)
Random Read 4K	46.8 MB/s (11987 IOPS)
Random Read 64K	164.5 MB/s (2631 IOPS)
Random Read 1M	295.5 MB/s (294 IOPS)
Random Write 4K	78.9 MB/s (20205 IOPS)
Random Write 64K	113.3 MB/s (1813 IOPS)
Random Write 1M	133.7 MB/s (133 IOPS)

Crucial P5 Plus (1024GB)
Sequential Read 4K	391.4 MB/s (100221 IOPS)
Sequential Read 64K	396.8 MB/s (6348 IOPS)
Sequential Read 1M	397.2 MB/s (396 IOPS)
Sequential Write 4K	374.3 MB/s (95822 IOPS)
Sequential Write 64K	395.1 MB/s (6321 IOPS)
Sequential Write 1M	395.6 MB/s (395 IOPS)
Random Read 4K	391.5 MB/s (100224 IOPS)
Random Read 64K	396.8 MB/s (6348 IOPS)
Random Read 1M	397.2 MB/s (396 IOPS)
Random Write 4K	370.5 MB/s (94863 IOPS)
Random Write 64K	395.1 MB/s (6321 IOPS)
Random Write 1M	395.5 MB/s (395 IOPS)

Ethernet Upload	938 Mbps
Ethernet Download	941 Mbps

Frequently Asked Questions

How fast is the ArmSoM CM5?

In our testing the ArmSoM CM5 scored 1,366 in Geekbench 6 multi-core and 326 in single-core, with 10,958 MIPS in multi-core 7-Zip compression.

How much does the ArmSoM CM5 cost?

The ArmSoM CM5 sells for $199 at the official store (ArmSoM) as of 25 October 2026 for the 8GB RAM configuration. Since we began tracking it on 13 September 2026 the price has ranged from $199 to $229. Prices are in USD before tax and shipping.

See how the ArmSoM CM5 stacks up against another board, side by side.

ArmSoM CM5

Performance Summary

Price History

Recent price changes

Test Environment

CPU Performance

Geekbench 6

7-Zip Benchmark

High Performance Linpack

UnixBench

PassMark CPU

CPU Mining (cpuminer-multi)

Memory Performance

PassMark RAM

Storage Performance

fio Storage Performance - microSD

fio Storage Performance - eMMC

fio Storage Performance - M.2 NVMe

Network Performance

iPerf3 Network Performance

Benchmark Data

Frequently Asked Questions

How fast is the ArmSoM CM5?

How much does the ArmSoM CM5 cost?

ArmSoM CM5

Performance Summary

Price History

Recent price changes

Test Environment

CPU Performance

Geekbench 6

7-Zip Benchmark

High Performance Linpack

UnixBench

PassMark CPU

CPU Mining (cpuminer-multi)

Memory Performance

PassMark RAM

Storage Performance

fio Storage Performance - microSD

fio Storage Performance - eMMC

fio Storage Performance - M.2 NVMe

Network Performance

iPerf3 Network Performance

Benchmark Data

Frequently Asked Questions

How fast is the ArmSoM CM5?

How much does the ArmSoM CM5 cost?

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