QCN9274 chip showdown: DR9274-5G6G vs.DR9274-DB performance competition

christine · 发表于 2024-1-3 10:18:26

Compare the main differences and common features between DR9274-DB and DR9274-5G6G:

Similarity:

1. Chipset and WLAN host interface:

DR9274-DB: uses Qualcomm Atheros QCN9274 (QCN6274) chip and supports PCI Express 3.0 interface.

DR9274-5G6G: Using Qualcomm Atheros QCN9274 chip, it also supports PCI Express 3.0 interface.

2. System memory and standard operating voltage: Both have system memory of 2Mbit serial I²C bus EEPROM and operate at a standard operating voltage of 5V.

3. Host interface and antenna cable/port: Both use M.2 connector and PCI Express 3.0 interface, equipped with 4 U.FL connectors.

4. Application: Both are suitable for security monitoring, commercial wireless coverage, hotel wireless applications, forest fire alarm engineering, rural coverage and some special scene applications.

5. Certification: All comply with REACH and RoHS certification standards.

6. Power consumption and size: The maximum power consumption is 10W, 8W during normal operation, and the size is 30mm x 50mm x 14.5mm.

Main differences:

1.WLAN frequency range and data rate:

DR9274-DB supports 2.4GHz and 5GHz frequency bands, reaching physical data transmission rates of 1376Mbps and 5765Mbps respectively.

DR9274-5G6G supports 5GHz and 6GHz frequency bands, reaching a physical data transmission rate of 8647Mbps respectively.

2. Transmit power:

The maximum transmit power of DR9274-DB is 20dBm.

The maximum transmit power of DR9274-5G6G is 22dBm.

3.WLAN channel spectrum width:

DR9274-DB supports 20/40MHz spectrum width at 2.4GHz and 20/40/80/160MHz spectrum width at 5GHz. DR9274-5G6G supports 20/40/80/160/320MHz spectrum width of 5GHz.

4. Modulation technology:

Both DR9274-DB and DR9274-5G6G support various OFDMA modulation technologies.

DR9274-5G6G provides higher QAM level (4096QAM) on the 6GHz band.

Based on the above comparison, DR9274-5G6G has higher performance than DR9274-DB in terms of frequency range, data transmission rate, transmission power, etc., and is suitable for more complex RF environments, while DR9274-DB is more suitable for general wireless application scenarios .