Raspberry Pi 5Libre Computer Alta

Raspberry Pi 5 vs Libre Computer Alta

Benchmarks, specifications, and real-world performance data

Tested by Bret Weber Last updated

Raspberry Pi 5vsLibre Computer Alta

Fastest

Raspberry Pi 5

2,188 GB6 multi-core

Best value

Raspberry Pi 5

11.6 GB6 pts/$ at $189

Most efficient

Libre Computer Alta

5.8W under load

Comparison Summary

Here we line up the Raspberry Pi 5 and the Libre Computer Alta, comparing specifications against benchmark numbers we measured ourselves on every board. Processor-wise, there is a clear winner. The Raspberry Pi 5 scores 2,188 in Geekbench 6 multi-core, 76% more than the Libre Computer Alta manages at 1,246. On performance per dollar the Raspberry Pi 5 comes out ahead, delivering 11.6 multi-core points per dollar at $188.92. If power budget matters, the Libre Computer Alta draws the least at 5.8W under load (1.9W at idle).

Read our individual reviews:

Multiple benchmark runs available. Perfect for seeing how different OS versions, kernels, and carrier boards may impact performance numbers. For example, Raspberry Pi OS vs Ubuntu on the Raspberry Pi 5, or official vs third-party carrier boards for your CM5.

Specification
Raspberry Pi5 (8GB)
4 runs available
Basic Specifications
Benchmark Run

8GB - Debian 12

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Price
$188.92
$125
RAM8GB4GB
SoC
VideoCore VII
Mali-G52 MP4
ArchitectureARMARM
CPU Cores
4 cores
4× Cortex-A76 @ 2.4GHz
6 cores
4× Cortex-A73 @ 2.2GHz
2× Cortex-A53 @ 2.0GHz
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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.

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Detailed Reviews

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

bret.dk logo
Raspberry Pi 5 (8GB)
Libre Computer Alta (4GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Raspberry Pi 5 (8GB)902
Libre Computer Alta (4GB)3852.3× slower
Multi-Core
Raspberry Pi 5 (8GB)2,188
Libre Computer Alta (4GB)1,246-43%

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Raspberry Pi 5 (8GB)3,334 MIPS
Libre Computer Alta (4GB)2,248 MIPS-33%
Multi-Core Combined
Raspberry Pi 5 (8GB)12,000 MIPS
Libre Computer Alta (4GB)9,536 MIPS-21%

High Performance Linpack

Higher Scores are Better

Performance
Raspberry Pi 5 (8GB)36.6 GFLOPS
Libre Computer Alta (4GB)21.68 GFLOPS-41%
Performance/Watt
Raspberry Pi 5 (8GB)3.16 GFLOPS/W
Libre Computer Alta (4GB)2.39 GFLOPS/W-24%

UnixBench

Higher Scores are Better

Single Core
Raspberry Pi 5 (8GB)1,654
Libre Computer Alta (4GB)4773.5× slower
Multi Core
Raspberry Pi 5 (8GB)4,920
Libre Computer Alta (4GB)2,3312.1× slower

PassMark CPU

Higher Scores are Better

CPU Score
Raspberry Pi 5 (8GB)2,394
Libre Computer Alta (4GB)1,434-40%

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Raspberry Pi 5 (8GB)3.86 kH/s
Libre Computer Alta (4GB)2.22 kH/s-42%
Multi Core
Raspberry Pi 5 (8GB)15.43 kH/s
Libre Computer Alta (4GB)12.72 kH/s-18%

Memory Performance

Memory bandwidth and throughput benchmarks

PassMark RAM

Higher Scores are Better

RAM Score
Raspberry Pi 5 (8GB)1,374
Libre Computer Alta (4GB)883-36%

TinyMemBench

Higher Bandwidth is Better

Libre Computer Alta (4GB)memcpy: 4,001.1 MB/smemset: 4,818.2 MB/s

Only this board has been tested so far, so there is nothing to compare against yet.

GPU Performance

Graphics rendering with OpenGL and Vulkan, plus raw Vulkan compute throughput

glmark2 (OpenGL)

Higher Scores are Better

1080p
Raspberry Pi 5 (8GB)657-10%
Libre Computer Alta (4GB)731
4K
Raspberry Pi 5 (8GB)150-31%
Libre Computer Alta (4GB)217

vkmark (Vulkan)

Higher Scores are Better

Raspberry Pi 5 (8GB)1080p: 4064K: 93

Only this board has been tested so far, so there is nothing to compare against yet.

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Raspberry Pi 5 (8GB)12.02 tok/s
Libre Computer Alta (4GB)7.78 tok/s-35%
Tokens/Watt
Raspberry Pi 5 (8GB)1.24 tok/W
Libre Computer Alta (4GB)1.05 tok/W-15%
Tokens/Dollar
Raspberry Pi 5 (8GB)0.06 tok/$
Libre Computer Alta (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
Raspberry Pi 5 (8GB)22 MB/s
Libre Computer Alta (4GB)19 MB/s-14%
4K Random Write
Raspberry Pi 5 (8GB)15.1 MB/s
Libre Computer Alta (4GB)13 MB/s-14%

fio Storage Performance - eMMC

Higher Speeds are Better • Libre Computer eMMC (16GB eMMC)

Libre Computer Alta (4GB)4K Random Read: 30.6 MB/s4K Random Write: 45.2 MB/s

Only this board has been tested so far, so there is nothing to compare against yet.

fio Storage Performance - M.2 NVMe

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

Raspberry Pi 5 (8GB)4K Random Read: 866.5 MB/s4K Random Write: 590.6 MB/s

Only this board has been tested so far, so there is nothing to compare against yet.

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Raspberry Pi 5 (8GB)937 Mbps
Libre Computer Alta (4GB)940 Mbps
Ethernet Down
Raspberry Pi 5 (8GB)941 Mbps
Libre Computer Alta (4GB)940 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Idle Power
Raspberry Pi 5 (8GB)No Data
Libre Computer Alta (4GB)1.9W
Load Power
Raspberry Pi 5 (8GB)6.5W+12%
Libre Computer Alta (4GB)5.8W
Ollama Max
Raspberry Pi 5 (8GB)10.8W+46%
Libre Computer Alta (4GB)7.4W
Linpack Max
Raspberry Pi 5 (8GB)11.6W+27%
Libre Computer Alta (4GB)9.1W

Frequently Asked Questions

Which is faster, the Raspberry Pi 5 or the Libre Computer Alta?

The Raspberry Pi 5 is faster in our testing, scoring 2,188 in Geekbench 6 multi-core versus 1,246 for the Libre Computer Alta, a 76% advantage.

Which board is the best value?

Of the boards in this comparison, the Raspberry Pi 5 offers the best performance per dollar: 11.6 Geekbench 6 multi-core points per dollar at $188.92.

Add One More Board

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