
DeepSeek-V4.1-Flash: 5 Real Benchmarks & GGUF Specs (2026)
Real DeepSeek-V4.1-Flash benchmarks: tokens/sec speed, 1M context KV cache limits, 552B MoE architecture, and VRAM requirements on RTX 4090 and A100.
6 articles

Real DeepSeek-V4.1-Flash benchmarks: tokens/sec speed, 1M context KV cache limits, 552B MoE architecture, and VRAM requirements on RTX 4090 and A100.

vLLM PagedAttention vs SGLang RadixAttention benchmarked. Which engine delivers higher throughput for multi-turn chat and structured outputs on RTX 4090?

Why does tensor parallelism fail across dual consumer GPUs like dual RTX 3090s? Fix PCIe P2P blocks, NCCL timeouts, and pipeline parallelism in vLLM.

Why does a 32k context window crash your local LLM with out-of-memory errors? How KV cache scaling works and how to enable FP8 cache quantization.

vLLM vs LM Studio vs Ollama benchmarked on Windows 11 WSL2. Real tokens/sec, VRAM footprint, and PagedAttention tests on RTX 4090 and RTX 4060 GPUs.

Cut local LLM attention memory in half. Learn the exact FP8 KV-cache flags, vLLM settings, and Ollama configs to run 128K context on 24GB GPUs.