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樹莓派 4代 Raspberry Pi 4 Model B 開發板 (2GB)

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貨號： 2GB-PI4(A6-23) 分類： Raspberry Pi 英國原廠, Raspberry Pi 3代 / 4代標籤： Pi 4, PI4B, Raspberry 4B, Raspberry Pi, 樹莓派, 樹莓派4代

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商品說明

樹莓派 4代 Raspberry Pi 4 Model B (2GB) 原廠公司貨

Raspberry Pi 4 Model B 是Raspberry Pi系列中的最新產品，擁有運行速度為1.5GHz的64位四核處理器，雙頻2.4GHz和5GHz無線局域網，藍牙5.0 / BLE，真正的千兆以太網和PoE 通過單獨的PoE HAT提供的功能。雙頻無線局域網具有模塊化合規認證，允許將電路板設計為最終產品，大大降低了無線局域網一致性測試，從而提高了成本和上市時間。

Raspberry Pi 4 Model B 規格：

1.5GHz 64-bit quad-core ARM Cortex-A72 CPU (Broadcom 2711)
2GB RAM (LPDDR4 SDRAM) – also available in 4GB and 8GB versions!
On-board wireless LAN – dual-band 802.11 b/g/n/ac
On-board Bluetooth 5.0 HS low-energy (BLE)
2 x USB 2.0 ports
2 x USB 3.0 ports
True Gigabit Ethernet
Extended 40-pin GPIO header
2x micro HDMI, 4k video
4 Pole stereo output and composite video port
MIPI Camera port (CSI)
MIPI Display port (DSI)
microSD format for loading OS & data storage
5V/3A DC via USB type C connector
5V DC via GPIO
PoE Enabled
Multimedia H.265 decode (4kp60), H.254 decode (1080p60), H.254 encode (1080p30), OpenGL ES 1.1, 2.0, 3.0 graphics

Pi 4 vs 3 比較圖

	Pi3 Model B	Pi3 Model B+	Pi4 Model B
Processor	Broadcom BCM2837A1(B0), Quad-core Cortex-A53 64-bit SoC@ 1.2GHz	Broadcom BCM2837B0, Quad-core Cortex-A53 64-bit SoC@ 1.4GHz	Broadcom 2711, Quad-core Cortex-A72 64-bit SoC @ 1.5GHz
Memory	1GB LPDDR2 SDRAM	1GB LPDDR2 SDRAM	2GB, 4GB or 8GB LPDDR4 SDRAM
Connectivity	2.4GHz IEEE 802.11.b/g/n/ac wireless LAN, Bluetooth 4.1, BLE 4 x USB 2.0 ports	2.4GHz / 5.0GHz IEEE 802.11.b/g/n/ac wireless LAN, Bluetooth 4.2, BLE 4 x USB 2.0 ports, Gigabit Ethernet over USB2.0 (max. 300MPS)	2.4GHz / 5.0GHz IEEE 802.11.b/g/n/ac wireless LAN, Bluetooth 5.0, BLE 2 x USB 2.0 / 2 x USB 3.0 ports delivering true Gigabit Ethernet
Access	Extended 40-pin GPIO header	Extended 40-pin GPIO header	Extended 40-pin GPIO header
Video & Sound	1 x full size HDMI, 1 X MIPI DSI display port 1 X MIPI CSI camera port 4 pole stereo output and composite video port	1 x full size HDMI, 1 X MIPI DSI display port 1 X MIPI CSI camera port 4 pole stereo output and composite video port	2 x micro HDMI, 4k video 1 X MIPI DSI display port 1 X MIPI CSI camera port 4 pole stereo output and composite video port
Multimedia	H.264, MPEG-4 decode (1080p30), H.264 encode (1080p30), OpenGL ES 1.1, 2.0 graphics	H.264, MPEG-4 decode (1080p30), H.264 encode (1080p30), OpenGL ES 1.1, 2.0 graphics	H.265 decode (4kp60) H.264 decode (1080p60), H.264 encode (1080p30), OpenGL ES 1.1, 2.0, 3.0 graphics
SD card support	Micro SD format for loading OS & data storage	Micro SD format for loading OS & data storage	Micro SD format for loading OS & data storage
Input Power	5V/2.5A DC via micro USB connector 5V DC via GPIO	5V/2.5A DC via micro USB connector 5V DC via GPIO PoE enabled	5V/3A DC via USB type C connector 5V DC via GPIO PoE enabled
Production lifetime	At least January 2023	At least January 2023	At least January 2026