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Specifications[edit]

Version Model A Model B Zero
RPi 1 Model A RPi 1 Model A+ RPi 3 Model A+ RPi 1 Model B RPi 1 Model B+ RPi 2 Model B RPi 2 Model B v1.2 RPi 3 Model B RPi 3 Model B+ RPi 4 Model B RPi Zero PCB v1.2 RPi Zero PCB v1.3 RPi Zero W
Release date Feb 2013 Nov 2014 Nov 2018 Apr–June 2012 July 2014 Feb 2015 Oct 2016 Feb 2016 14 Mar 2018 24 June 2019
28 May 2020 (8GB) 		Nov 2015 May 2016 28 Feb 2017
Target price (USD) $25 $20 $25 $35 $25 $35 $35/55/75 $5 $10
Instruction set ARMv6Z (32-bit) ARMv8 (64-bit) ARMv6Z (32-bit) ARMv7-A (32-bit) ARMv8-A (64/32-bit) ARMv6Z (32-bit)
SoC Broadcom BCM2835 Broadcom BCM2837B0 Broadcom BCM2835 Broadcom BCM2836 Broadcom BCM2837 Broadcom BCM2837B0 Broadcom BCM2711 Broadcom BCM2835
FPU VFPv2; NEON not supported VFPv4 + NEON VFPv2; NEON not supported VFPv3 + NEON VFPv4 + NEON VFPv2; NEON not supported
CPU 1× ARM1176JZF-S 700 MHz 4× Cortex-A53 1.4 GHz 1× ARM1176JZF-S 700 MHz 4× Cortex-A7 900 MHz 4× Cortex-A53 900 MHz 4× Cortex-A53 1.2 GHz 4× Cortex-A53 1.4 GHz 4× Cortex-A72 1.5 GHz 1× ARM1176JZF-S 1 GHz
GPU Broadcom VideoCore IV @ 250 MHz[a] Broadcom VideoCore VI @ 500 MHz Broadcom VideoCore IV @ 250 MHz[a]
Memory (SDRAM) 256 MiB[b] 256 or 512 MiB[b]
Changed to 512 MiB on 10th August 2016 		512 MiB[b] 256 or 512 MiB[b]
Changed to 512 MiB on 15th October 2012 		512 MiB[b] 1 GiB[b] 1, 2, 4 or 8 GiB[b] 512 MiB[b]
USB 2.0 ports 1[c] 1[d] 2[e] 4[f] 2 1 Micro-USB[c]
USB 3.0 ports 0 2 0
USB OTG ports 0 1 (Power USB-C) 1 Micro-USB[c]
Video input 15-pin MIPI camera interface (CSI) connector, used with the Raspberry Pi camera or Raspberry Pi NoIR camera None MIPI camera interface (CSI)
HDMI 1× HDMI (rev 1.3) 2× HDMI (rev 2.0) via Micro-HDMI 1× Mini-HDMI
Composite video via RCA jack via 3.5 mm CTIA style TRRS jack via RCA jack via 3.5 mm CTIA style TRRS jack via marked points on PCB for optional header pins
MIPI display interface (DSI)[g] Yes No
Audio inputs As of revision 2 boards via I²S
Audio outputs Analog via 3.5 mm phone jack; digital via HDMI and, as of revision 2 boards, I²S Mini-HDMI, stereo audio through PWM on GPIO
On-board storage SD, MMC, SDIO card slot (3.3 V with card power only) MicroSDHC slot SD, MMC, SDIO card slot MicroSDHC slot MicroSDHC slot, USB Boot Mode MicroSDHC slot
Ethernet (8P8C) None None 10/100 Mbit/s
USB adapter on the USB hub 		10/100 Mbit/s 10/100/1000 Mbit/s (real speed max 300 Mbit/s) 10/100/1000 Mbit/s None None
WiFi IEEE 802.11 wireless b/g/n/ac dual band 2.4/5 GHz None b/g/n single band 2.4 GHz b/g/n/ac dual band 2.4/5 GHz b/g/n single band 2.4 GHz
Bluetooth 4.2 BLE 4.1 BLE 4.2 LS BLE 5.0 4.1 BLE
Low-level peripherals 8× GPIO plus the following, which can also be used as GPIO: UART, I²C bus, SPI bus with two chip selects, I²S audio +3.3 V, +5 V, ground 17× GPIO plus the same specific functions, and HAT ID bus 8× GPIO plus the following, which can also be used as GPIO: UART, I²C bus, SPI bus with two chip selects, I²S audio +3.3 V, +5 V, ground. 17× GPIO plus the same specific functions, and HAT ID bus 17× GPIO plus the same specific functions, HAT, and an additional 4× UART, 4× SPI, and 4× I2C connectors. 17× GPIO plus the same specific functions, and HAT ID bus
Power ratings 300 mA (1.5 W) 200 mA (1 W) 700 mA (3.5 W) 200 mA (1 W) average when idle, 350 mA (1.75 W) maximum under stress (monitor, keyboard and mouse connected) 220 mA (1.1 W) average when idle, 820 mA (4.1 W) maximum under stress (monitor, keyboard and mouse connected) 300 mA (1.5 W) average when idle, 1.34 A (6.7 W) maximum under stress (monitor, keyboard, mouse and WiFi connected) 459 mA (2.295 W) average when idle, 1.13 A (5.661 W) maximum under stress (monitor, keyboard, mouse and WiFi connected) 600 mA (3 W) average when idle, 1.25 A (6.25 W) maximum under stress (monitor, keyboard, mouse and Ethernet connected), 3 A (15 W) power supply recommended 100 mA (0.5 W) average when idle, 350 mA (1.75 W) maximum under stress (monitor, keyboard and mouse connected)
Power source 5 V via MicroUSB or GPIO header 5 V via USB-C or GPIO header 5 V via MicroUSB or GPIO header
Size 85.6 mm × 56.5 mm
(3.37 in × 2.22 in)[h] 		65 mm × 56.5 mm × 10 mm
(2.56 in × 2.22 in × 0.39 in)[i] 		65 mm × 56.5 mm
(2.56 in × 2.22 in) 		85.60 mm × 56.5 mm
(3.370 in × 2.224 in)[h] 		85.60 mm × 56.5 mm × 17 mm
(3.370 in × 2.224 in × 0.669 in) 		65 mm × 30 mm × 5 mm
(2.56 in × 1.18 in × 0.20 in)
Weight 31 g
(1.1 oz) 		23 g
(0.81 oz) 		45 g
(1.6 oz) 		46 g
(1.6 oz) 		9 g
(0.32 oz)
Console Adding a USB network interface via tethering or a serial cable with optional GPIO power connector
Generation 1 1+ 3+ 1 1+ 2 2 ver 1.2 3 3+ 4 PCB ver 1.2 PCB ver 1.3 W (wireless)
Obsolescence
Statement 		— in production until at least January 2026 in production until at least January 2026 — in production until at least January 2026 — in production until at least January 2022 in production until at least January 2026 in production until at least January 2026 in production until at least January 2026 N/A, or see PCB ver 1.3 in production until at least January 2022 in production until at least January 2026
Type Model A Model B Zero
  1. ^ a b BCM2837: 3D part of GPU at 300 MHz, video part of GPU at 400 MHz, OpenGL ES 2.0 (BCM2835, BCM2836: 24 GFLOPS / BCM2837: 28.8 GFLOPS). MPEG-2 and VC-1 (with licence), 1080p30 H.264/MPEG-4 AVC high-profile decoder and encoder (BCM2837: 1080p60)
  2. ^ a b c d e f g h Shared with GPU.
  3. ^ a b c Direct from the BCM2835 chip.
  4. ^ Direct from the BCM2837B0 chip.
  5. ^ via on-board 3-port USB hub; one USB port internally connected to the Ethernet port.
  6. ^ via on-board 5-port USB hub; one USB port internally connected to the Ethernet port.
  7. ^ for raw LCD panels
  8. ^ a b Excluding protruding connectors.
  9. ^ Same as HAT board.
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