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DeepSeek-V4-Flash-0731

Deepseek family · 304.0B params

7recorded runs
185.6best tok/s
4verified

Evidence: 4 sourced runs · 3 awaiting review · 1 independent source · first recorded Aug 8, 2026 · last recorded Sep 4, 2026. What these labels mean.

What the DeepSeek-V4-Flash-0731 numbers mean

The fastest verified result on our board is 92.1 output tok/s on an CMP 170HX x4 at FP8 with a 487713-token context. That is about 10.9 ms per generated token — 500 tokens takes roughly 5.4 seconds. Prompt processing on the same record runs at 163277.9 tok/s, so a 2,000-token prompt is read in about 0.0 seconds. Across the 7 records we hold for this model the range is 18.0–185.6 tok/s on 6 GPUs, because quantisation, context length and the engine build all move the number.

How much VRAM does DeepSeek-V4-Flash-0731 need?

DeepSeek-V4-Flash-0731 has 304.0B parameters. These estimates use the same formula as the VRAM calculator: weights, plus about 15% for a moderate-context KV cache and runtime overhead, plus a small engine floor.

QuantisationEstimated VRAMSmallest card that fits
Q4_K_M (4-bit)197.4 GBmulti-GPU or CPU offload
Q8_0 (8-bit)372.2 GBmulti-GPU or CPU offload
FP16 (16-bit)700.0 GBmulti-GPU or CPU offload

Long contexts and large batches raise the real number — read the smallest card as "possible with a reduced context". Measured throughput is on the benchmark board.

Fastest GPUs for this model (best tok/s)
  1. RTX PRO 6000 Blackwell x2185.6
  2. CMP 170HX x492.1
  3. RTX 3090 x891.2
  4. Radeon AI Pro R970059.4
  5. RTX 509026.4

Models with a similar footprint

ModelParamsQ4_K_M weights
DeepSeek-V4-Flash-0731-ROCmFP3304B171.0 GB
DeepSeek-V4-Flash-Vision-Exp305B171.6 GB
keys-DeepSeekV4Flash-Vision-EXP-ablit305B171.6 GB
Hy3299B168.2 GB
DeepSeek-V4-Flash291B163.7 GB
GLM-5.3-Flash321B180.6 GB

Ranked by distance from DeepSeek-V4-Flash-0731's parameter count. Full benchmark board.

All benchmarks Methodology

GPUModelQuantBackendCtx tok/sprompt tok/sVRAM GBSource
CMP 170HX x4 · 64 GBDeepSeek-V4-Flash-0731FP8vllm 0.23.048771392.1 ✓163277.9—src
RTX 3090 x8 · 24 GBDeepSeek-V4-Flash-0731FP8_E4M3vllm 0.11.2.dev278+gccfeb3a8 (LimeChain s…32768091.2 ✓1344.2184.3src
Radeon AI Pro R9700 · 32 GBDeepSeek-V4-Flash-0731IQ2_XXSlucebox c994209819259.4 ✓196.125.2src
RTX 5090 · 32 GBDeepSeek-V4-Flash-0731MXFP4llama.cpp 4821 (c46ffaa5)19660826.4 ✓174.528.3src
RTX PRO 6000 Blackwell x2 · 192 GBDeepSeek-V4-Flash-0731FP8vllm —2048185.6 …491.3—src
RTX 3090 · 24 GBDeepSeek-V4-Flash-0731IQ2_XSSllama.cpp —204819.4 …209.4—src
RTX 5090 · 32 GBDeepSeek-V4-Flash-0731UD-IQ1_Sllama.cpp —204818.0 …107.1—src
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