Raspberry Pi 4 B (Broadcom BCM2711) contro Raspberry Pi 3 B+ (Broadcom BCM2837B0). Specifiche, prestazioni, test

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Segmento
  Desktop / Server Desktop / Server
• Serie
  Broadcom BCM Broadcom BCM
• Generazione
  4 3
• Gruppo CPU
  Broadcom BCM2711 Broadcom BCM2837B0

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Frequenza
  1.50 GHz 1.40 GHz
• Core della CPU
  4 4
• Turbo (1 Core)
  No turbo No turbo
• Threads della CPU
  4 4
• Turbo (4 Cores)
  No turbo No turbo
• Hyperthreading
  No No
• Overclock
  Sì Sì
• Architettura di base
  normal normal
• A core
  4x Cortex-A72 4x Cortex-A53

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• Nome della GPU
  Broadcom VideoCore VI Broadcom VideoCore 5
• GPU frequency
  0.50 GHz 0.40 GHz
• GPU (Turbo)
  No turbo No turbo
• Unità di esecuzione
  4 2
• Shader
  64 24
• Max. GPU Memory
  2 GB 1 GB
• Max. displays
  2 2
• Generazione
  6 5
• Processo tecnico
  28 nm 40 nm
• Data di rilascio
  06/2019 02/2016

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

• h265 / HEVC (8 bit)
  Decode No
• h265 / HEVC (10 bit)
  Decode No
• h264
  Decode / Encode Decode / Encode
• VP9
  Decode No
• VP8
  Decode Decode
• AV1
  No No
• AVC
  Decode Decode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Overview of the types and quantities of RAM supported by Raspberry Pi 3 B+ (Broadcom BCM2837B0) e Raspberry Pi 4 B (Broadcom BCM2711). The supported memory frequencies may vary depending on the motherboard configuration.

• Tipo di memoria
  LPDDR2
• Max. Memoria
  8192 GB 1024 GB
• ECC
  No No
• Canali di memoria
  1 1

• AES-NI
  No No

Analyze the TDP (Thermal Design Power) requirements of Raspberry Pi 4 B (Broadcom BCM2711) e Raspberry Pi 3 B+ (Broadcom BCM2837B0) to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  7.5 W 7 W
• TDP down
  3 W 4 W

Information on architecture, interfaces, and additional instructions supported by Raspberry Pi 4 B (Broadcom BCM2711) e Raspberry Pi 3 B+ (Broadcom BCM2837B0), including virtual machine technologies and fabrication processes.

• Set di istruzioni (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualizzazione
  None None
• L2-Cache
  1.00 MB 0.50 MB
• Architettura
  Cortex-A72 Cortex-A15
• Processo tecnico
  28 nm 40 nm
• Presa
  N/A N/A
• Data di rilascio
  06/2019 02/2016