ASIC device usually has much better mining performance than graphics card. It is more energy-saving and has a much higher hashrate.
The StrongU STU-U8 Pro was produced by StrongU and released in 2019. This miner consumes 2800W, producing 60.0 Th/s of hashrate with the sha-256 algorithm, which makes this device almost (if not at all) useless. We do not recommend buying this device for mining nowadays.
The most profitable coins to mine using STU-U8 Pro: