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Raspberry Pi 1 (Model B) 512MB

Benchmarks, specifications, and real-world performance data

Expert Summary

3/5

The Raspberry Pi Model B was originally released in 2012 (and was the 1st SBC I ever purchased!) so it's not going to be lighting up the results tables compared to the current flagship, the Raspberry Pi 5 but it still has a solid place in the ecosystem. It's perfect for low-power (both in terms of power draw, and performance required) applications and I'm still using it for Pi-Hole after all these years.

Specification
Basic Specifications
Price
$35*
RAM512MB
SoCBroadcom BCM2835
ArchitectureARM
CPU Cores
1 cores
1× ARM1176JZF-S @ 0.7GHz

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Key performance metric
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Raspberry Pi 1 (Model B) (512MB)

CPU Performance

Processor performance across single and multi-core workloads

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Raspberry Pi 1 (Model B) (512MB)
321 MIPS

UnixBench

Higher Scores are Better

Single Core
Raspberry Pi 1 (Model B) (512MB)
73

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Raspberry Pi 1 (Model B) (512MB)
0.34 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

TinyMemBench

Higher Bandwidth is Better

memcpy
Raspberry Pi 1 (Model B) (512MB)
504.1 MB/s
memset
Raspberry Pi 1 (Model B) (512MB)
2,240.9 MB/s

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 1 (Model B) (512MB)
5.8 MB/s
4K Random Write
Raspberry Pi 1 (Model B) (512MB)
4.5 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Raspberry Pi 1 (Model B) (512MB)
85 Mbps
Ethernet Down
Raspberry Pi 1 (Model B) (512MB)
84 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Load Power
Raspberry Pi 1 (Model B) (512MB)
2.2W