Let’s look at the raw numbers.
| Feature | NVIDIA RTX 4090 (GPU) | Antminer S21 (ASIC) | | :--- | :--- | :--- | | | ~500 MH/s (0.5 GH/s) | ~200,000 GH/s (200 TH/s) | | Power Draw | 300W | 3,500W | | Efficiency | 0.6 J/GH | 0.0175 J/GH | | Cost | $1,600 | $4,500 | | Daily Revenue (BTC) | $0.0001 | $6.50 | | Daily Electric Cost | $0.90 | $8.40 | | Net Profit | Negative | Positive (in cheap electric) | sha256 gpu miner
SHA-256 is a cryptographic hash function that takes an input and produces a fixed-size 256-bit (32-byte) string. In a Proof-of-Work (PoW) system: Let’s look at the raw numbers
$ python sha256_gpu_miner.py Using GPU: NVIDIA GeForce RTX 3060 Max work group size: 1024 Mining from nonce 0 to 999999 Target (first 32 bits): 0x0000ffff Work size: 65536 Components of a GPU Mining Setup To run
: Coding a SHA-256 miner in languages like C++ or Python using libraries like OpenCL or CUDA is a popular project for learning about cryptography and parallel computing. Components of a GPU Mining Setup To run a SHA-256 miner on a GPU, you typically need: