Nomoro ea mohlala | Pi3B+ | Pi 4B | Pi 400 |
processor | 64-bit 1.2GHz quad-core | 64-bit 1.5GHz quad-core | |
Mehopolo e mathang | 1GB | 2GB, 4GB, 8GB | 4GB |
WiFi e se nang mohala | 802.1n Wireless 2.4GHz / 5GHz dual-band WiFi | ||
Bluetooth e se nang mohala | Bluetooth4.2 BLE | Bluetooth 5.0 BLE | |
Ethernet net port | 300Mbps | Gigabit Ethernet | |
Boema-kepe ba USB | Likou tse 4 tsa USB 2.0 | Likou tse 2 tsa USB 3.0 Likou tse 2 tsa USB 2.0 | Likou tse 2 tsa USB 3.0 1 likou tsa USB 2.0 |
Boema-kepe ba GPIO | 40 lithakhisa tsa GPIO | ||
Sebopeho sa audio le video | 1 HDMI ea boholo bo felletseng Boema-kepe, ponts'o ea MPI DSI E bontša boema-kepe, MPI CSI Khamera, tlhahiso ea stereo le boema-kepe ba video bo kopaneng | Likou tse 2 tse nyane tsa HDMI bakeng sa video le molumo, ho fihla ho 4Kp60. Boema-kepe ba MIPI DSI, boema-kepe ba kh'amera ea MIPI CSI, audio ea stereo le boema-kepe ba video bo kopaneng | |
Multimedia tšehetso | H.264, MPEG-4 Tlhaloso: 1080p30. H.264 khoutu: 1080 p30. OpenGL ES: 1.1, 2.0 litšoantšo. | H.265:4Kp60 decoding H.264:1080p60 decoding, 1080p30 khouto OpenGL ES: 3.0 Grafiken | |
Tšehetso ea SD Card | Khokahano ea karete ea MicroSD | ||
Phepelo ea motlakase modc | Micro USB | Mofuta oa USB oa C | |
Mofuta oa USB oa C | Ka ts'ebetso ea POE (mojule ea tlatsetso ea hlokahala) | Mosebetsi oa POE ha o sebetse | |
Matla a kenyang | 5V 2.5A | 5V 3A | |
Tšehetso ea liqeto | 1080 qeto | Ho fihla ho 4K resolution e ts'ehetsa lipontšo tse peli | |
Tikoloho ya mosebetsi | 0-50C |
Raspberry Pi 4 Model B (Raspberry Pi 4 Model B) ke moloko oa bone oa lelapa la Raspberry PI, microcomputer e sebetsang hantle, e theko e tlaase. E tla le 1.5GHz 64-bit quad-core ARM Cortex-A72 CPU (Broadcom BCM2711 chip) e matlafatsang haholo ts'ebetso ea matla le ts'ebetso ea mesebetsi e mengata. Raspberry PI 4B e ts'ehetsa ho fihla ho 8GB ea LPDDR4 RAM, e na le boema-kepe ba USB 3.0 bakeng sa phetisetso ea data e potlakileng mme, khetlo la pele, e hlahisa sebopeho sa matla sa USB Type-C bakeng sa ho tjhaja le matla ka potlako.
Moetso ona o boetse o na le li-interfaces tse peli tsa Micro HDMI tse ka hlahisang video ea 4K ka nako e le 'ngoe ho li-monitor tse peli, e leng se etsang hore e be se loketseng bakeng sa lits'ebetso tse sebetsang hantle kapa litsi tsa multimedia. Khokahano e kopaneng ea waelese e kenyelletsa 2.4/5GHz dual-band Wi-Fi le Bluetooth 5.0/BLE, e netefatsang marang-rang a feto-fetohang le khokahanyo ea lisebelisoa. Ntle le moo, Raspberry PI 4B e boloka pin ea GPIO, e lumellang basebelisi ho hokahanya li-sensor tse fapaneng le li-activator bakeng sa nts'etsopele e atolositsoeng, e leng se etsang hore e be se loketseng bakeng sa ho ithuta mananeo, merero ea iot, liroboto le mefuta e fapaneng ea lits'ebetso tsa DIY tsa pōpo.