Raspberry Pi 4 B (Broadcom BCM2711) vs Intel Atom E3815. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  Broadcom BCM2711 Intel Atom E3800
• Family
  Broadcom BCM Intel Atom
• Generation
  4 4
• Segment
  Desktop / Server Mobile

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• A-Core
  4x Cortex-A72 -
• Base Frequency
  1.5 GHz 1.46 GHz
• Core architecture
  normal normal
• CPU Cores
  4 1
• CPU Threads
  4 1
• Hyperthreading / SMT
  No No
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  No turbo No turbo
• Turbo Frequency (4 Cores)
  No turbo -

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  - 11.2
• Execution units
  4 4
• Generation
  6 7
• GPU Frequency
  500 MHz 400 MHz
• GPU name
  Broadcom VideoCore VI Intel HD Graphics (Bay Trail GT1)
• GPU Turbo
  No turbo 400 MHz
• Max. displays
  2 2
• Max. GPU Memory
  2 GB 8 GB
• Release date
  06/2019 Q3/2013
• Shader
  64 32
• Technology
  28 nm 22 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No No
• H.264 / AVC
  Conflicting source values: Decode | Decode / Encode Decode / Encode
• h265 / HEVC (8 bit)
  Decode No
• h265 / HEVC (10 bit)
  Decode No
• JPEG
  Decode / Encode Decode
• VC-1
  Decode Decode
• VP8
  Decode No
• VP9
  Decode No

Types, channel quantity of RAM supported by Intel Atom E3815 and Raspberry Pi 4 B (Broadcom BCM2711). Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  8192 GB -
• Memory channels
  1 1
• Memory type
  - DDR3L-1066 SO-DIMM

• AES-NI
  No Yes

Compare the TDP requirements of TDP Raspberry Pi 4 B (Broadcom BCM2711) and Intel Atom E3815 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1, legacy label)
  7.5 W 5 W
• TDP down
  3 W -

Architecture, interfaces, additional instructions supported by Raspberry Pi 4 B (Broadcom BCM2711) and Intel Atom E3815, virtual machine technologies and process technology.

• Architecture
  Cortex-A72 Bay Trail
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  - SSE4.1, SSE4.2
• L2-Cache
  1 MB -
• L3-Cache
  - 1 MB
• Release date
  06/2019 Q4/2013
• Socket
  - BGA 1170
• Technology
  28 nm 22 nm
• Virtualization
  None VT-x, VT-x EPT