DeepSeek V4.1 Flash — Latest Benchmark 🚀 联众 2026-10-31 14:09:08 DeepSeek V4.1 Flash — Latest Benchmark 🚀 Mac Studio vs DGX Spark ×2 vs ×3. For single-user workloads, Mac delivered the fastest decode, while Spark ×3 dominated prefill at ~5,200 tokens/s. But the real surprise was concurrency!