DeepSeek V4 Flash: Phase-Adaptive Speculative Decoding Arrives on Consumer GPUs

DSpark speculative decoding already doubled throughput for DeepSeek V4 Flash on multi-GPU rigs. The interesting question was always whether someone would make it smart enough to adapt to what the model is actually doing. That someone turned out to be a single developer running an RTX 5090 with 256 GB of system RAM, an…