DeepSeek-V4-Flash-0731 vs DeepSeek-R1-0528-NVFP4-v2

Specs, VRAM requirements and download trends — updated 5 September 2026.

deepseek-ai · A
Params
304.2 B
Context
1,048,576
30d
4.1 M
mit · commercial OK
nvidia · B
Params
393.6 B
Context
163,840
30d
190 K
mit · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification DeepSeek-V4-Flash-0731 DeepSeek-R1-0528-NVFP4-v2
Parameters 304.2 B 393.6 B
Architecture DeepseekV4ForCausalLM DeepseekV3ForCausalLM
Context length 1,048,576 163,840
Licence mit mit
Commercial use Allowed Allowed
Languages
Downloads 30d 4,086,610 189,945
Downloads all time 7.0 M 5.3 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2026-07-31 2025-07-21

Download trend

Daily snapshots, last 49 days (4 Aug – 21 Sep)

4.7 M190 K
DeepSeek-V4-Flash-0731 DeepSeek-R1-0528-NVFP4-v2 A overtook B on 5 Aug

VRAM side by side

On RTX 4090 · 24 GB · 8K context unless noted

DeepSeek-R1-0528-NVFP4-v2 · fp16 @ 160K ctx 1,636.1 GB / 24 GB
❌ Won’t fit
DeepSeek-V4-Flash-0731 · fp16 @ 1024K ctx 6,024.3 GB / 24 GB
❌ Won’t fit

Adjacent comparisons