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Raspberry Pi 4 Model B 發佈,維持35美元支援雙4K屏輸出!

 

Raspberry Pi 正式發佈第四代 Raspberry Pi 4 Model B 的版本,售價維持在35美元起,折合HK$275,備有 1GB、2GB、4GB RAM 可供選擇!第四代一樣依舊兼容早期的產品,35美金購買的只是一個底板,而為了降低使用門檻,Raspberry Pi 更提供一整套的桌面配件,售價為105英鎊,折合HK$1,045,包括底板、機箱、USB鍵盤滑鼠、電源、兩條HDMI線及 32GB MicroUSB 卡,加上初學者指南。

 

在規格方面,Raspberry Pi 4 處理器升級為 Broadcom 博通 BCM2711,為 1.5GHz 四核 64位 ARM Cortex-A72,比上一代四核A53速度上有三倍的提升。記憶體就配備了 1GB、2GB或4GB的LPDDR4 SDRAM,支援千兆以太網絡,擁有雙頻 802.11ac 無線網絡,更支援藍牙5.0,電源接口也升級成為USB-C。樹莓派4還配備了 VideoCore VI 顯卡,支援 OpenGL ES 3.0圖形。至於接口方面,包括兩個USB 3.0和兩個USB 2.0,一個RJ45網絡接口,以及兩個micro HDMI 接口。官方指出透過兩個 micro HDMI 接口可以輸出至兩部4K顯示器,最高支援4K 60p HDR輸出。

 

 

 

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參考規格:

  • Broadcom BCM2711, Quad core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz
  • 1GB, 2GB or 4GB LPDDR4-2400 SDRAM (depending on model)
  • 2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, BLE
  • Gigabit Ethernet
  • 2 USB 3.0 ports; 2 USB 2.0 ports.
  • Raspberry Pi standard 40 pin GPIO header (fully backwards compatible with previous boards)
  • 2 × micro-HDMI ports (up to 4kp60 supported)
  • 2-lane MIPI DSI display port
  • 2-lane MIPI CSI camera port
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  • 4-pole stereo audio and composite video port
  • H.265 (4kp60 decode), H264 (1080p60 decode, 1080p30 encode)
  • OpenGL ES 3.0 graphics
  • Micro-SD card slot for loading operating system and data storage
  • 5V DC via USB-C connector (minimum 3A*)
  • 5V DC via GPIO header (minimum 3A*)
  • Power over Ethernet (PoE) enabled (requires separate PoE HAT)
  • Operating temperature: 0 – 50 degrees C ambient

* A good quality 2.5A power supply can be used if downstream USB peripherals consume less than 500mA in total.

 

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來源:raspberrypi

 

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benny

熱愛電玩、足球及賺錢,個性貪玩,做事認真。為了買遊戲及玩樂花費,畢生鑽研投資理財之道,曾全職打機一年,想做就去做。