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Gdn prefill qk16 v32 d128 k last

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gdn

Gated Delta Net prefill with GVA configuration and k-last state layout. The state is in k-last layout [N, H, V, K]. Captured from Qwen3 Next linear attention layers (TP=1).

Current records

No published measurement for the selected workload.

Implementations

Implementation
Runtime
Best latency
Evidence
Availability

Semantics

Inputs and outputs
qbf16 [total_seq_len, num_q_heads, head_size]
kbf16 [total_seq_len, num_k_heads, head_size]
vbf16 [total_seq_len, num_v_heads, head_size]
statefp32 [num_seqs, num_v_heads, head_size, head_size]
a_logfp32 [num_v_heads]
abf16 [total_seq_len, num_v_heads]
dt_biasfp32 [num_v_heads]
bbf16 [total_seq_len, num_v_heads]
cu_seqlensint64 [len_cu_seqlens]
scalefp32 scalar
outputbf16 [total_seq_len, num_v_heads, head_size]
new_statefp32 [num_seqs, num_v_heads, head_size, head_size]
Axes and behavior
num_seqsvariable
head_sizeconstant = 128
num_k_headsconstant = 16
num_q_headsconstant = 16
num_v_headsconstant = 32
total_seq_lenvariable
len_cu_seqlensvariable
determinismunspecified
constraintsNo mutation or aliasing
Identity
aliasgdn_prefill_qk16_v32_d128_k_lastmodelqwen3-nextsha2564b5632620103…
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