Raspberry Pi · Raspberry Pi

Raspberry Pi 2 Model B

Released February 2015

The 2015 Raspberry Pi, which moved to a 900MHz quad-core Arm Cortex-A7 and 1 GB of memory in the Model B+ layout, for anyone comparing old boards or keeping an existing project going.

Model history · 3 models, 2012–2015
  1. 2012Raspberry Pi 1 Model BCompare
  2. 2014Raspberry Pi 1 Model B+Compare
  3. 2015Raspberry Pi 2 Model B
Processor
Broadcom BCM2836 (Arm Cortex-A7)
Clock
0.9 GHz
Memory
1 GB
Wi-Fi
No

What reviewers say

Reviewers agree the quad-core processor and 1 GB of memory make it far quicker than earlier Pis, with a responsive desktop, while keeping the B+ layout and compatibility with existing add-ons at the same low price. The common reservation is a learning curve for newcomers to Linux; Tom's Guide noted the lack of built-in Wi-Fi, and Trusted Reviews found it a poor media player.

From techradar.com, tomsguide.com and trustedreviews.com

Performance

Processor
Broadcom BCM2836 (Arm Cortex-A7)
CPU cores
4
Clock
0.9 GHz
Memory
1 GB
CPU
Quad-core Arm Cortex-A7 at 900MHz on BCM2836 (revision 1.1); revision 1.2 uses BCM2837 and revision 1.3 BCM2837B0
GPU
VideoCore IV
Memory
1GB LPDDR2 SDRAM
Storage
microSD card slot

Connections

Wi-Fi
No
Bluetooth
No
Ethernet
Yes
USB ports
4
Display outputs
1
GPIO pins
40
PCIe
No
Ports
4 × USB 2.0, 100Mb/s Ethernet, full-size HDMI, 3.5 mm audio and composite video jack, micro USB power
Displays
1 × full-size HDMI
GPIO
40-pin header
Camera and display connectors
15-pin CSI camera port; 15-pin DSI display port

Design

Size
85 × 56 mm
Power
5V via micro USB
Size
85 × 56 mm board

Pros and cons

Pros

  • Quad-core CPU, about 6× the multi-threaded performance of Raspberry Pi 1 (maker's figure)
  • 1GB of memory, twice Raspberry Pi 1 Model B+
  • Same size and connectors as Raspberry Pi 1 Model B+

Cons

  • No Wi-Fi or Bluetooth
  • 100Mb/s Ethernet and USB 2.0 only
  • 32-bit Cortex-A7 on the original BCM2836 chip

Closest rivals

Model
ProcessorClockMemoryWi-FiReleased
Broadcom BCM2837 (Arm Cortex-A53)1.2 GHz1 GBYesFeb 2016
Broadcom BCM2835 (Arm1176JZF-S)1 GHz512 MBNoNov 2015
Broadcom BCM2835 (Arm1176JZF-S)0.7 GHz256 MB – 512 MBNoNov 2014

Previous model: Raspberry Pi 1 Model B+. Newer model: Raspberry Pi 3 Model B.

Sources

  1. github.com/raspberrypi/documentation/blob/master/documentation/asciidoc/compute…
  2. raspberrypi.com/news/raspberry-pi-2-on-sale
  3. pip.raspberrypi.com/categories/506-raspberry-pi-2-model-b
  4. pip-assets.raspberrypi.com/categories/532-raspberry-pi-3-model-b/documents/RP-0…

Photo: Raspberry Pi official launch photograph; complete supplied canvas, background and native alpha retained.

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