diff --git a/python/llm/src/ipex_llm/transformers/models/llama.py b/python/llm/src/ipex_llm/transformers/models/llama.py
index 873407fbddd..94a543497bb 100644
--- a/python/llm/src/ipex_llm/transformers/models/llama.py
+++ b/python/llm/src/ipex_llm/transformers/models/llama.py
@@ -47,8 +47,7 @@
 from ipex_llm.transformers.models.utils import is_enough_kv_cache_room_4_31, \
     apply_rotary_pos_emb, is_enough_kv_cache_room_4_36
 from ipex_llm.transformers.models.utils import apply_rotary_pos_emb_no_cache_xpu
-from ipex_llm.transformers.models.utils import use_flash_attention, use_sdp, use_sdp_fp8, \
-    use_sdp_causal
+from ipex_llm.transformers.models.utils import use_flash_attention, use_sdp, use_sdp_causal
 from ipex_llm.transformers.models.utils import mlp_fusion_check, fp16_fusion_check
 from ipex_llm.transformers.models.utils import use_decoding_fast_path, get_q_proj_or_qkv_proj
 from transformers.modeling_outputs import BaseModelOutputWithPast
@@ -599,7 +598,7 @@ def llama_attention_forward_4_31_quantized(
         kv_seq_len = key_states.shape[-2]
         past_key_value = (key_states, value_states)
 
-        if not use_sdp_fp8(q_len, key_states.shape[2], query_states):
+        if not use_sdp(q_len, key_states.shape[2], self.head_dim, query_states):
             key_states, value_states = restore_fp8_kv_cache(key_states, value_states,
                                                             query_states.dtype)
             # repeat k/v heads if n_kv_heads < n_heads
@@ -1282,7 +1281,7 @@ def llama_attention_forward_4_41_quantized(
             key_states, value_states = past_key_value.update(key_states, value_states,
                                                              self.layer_idx, cache_kwargs)
         kv_seq_len = key_states.shape[-2]
-        if not use_sdp_fp8(q_len, key_states.shape[2], query_states):
+        if not use_sdp(q_len, key_states.shape[2], self.head_dim, query_states):
             key_states, value_states = restore_fp8_kv_cache(key_states, value_states,
                                                             query_states.dtype)
             key_states = repeat_kv(key_states, self.num_key_value_groups)\
@@ -1873,7 +1872,7 @@ def llama_attention_forward_4_38_quantized(
             key_states, value_states = past_key_value.update(key_states, value_states,
                                                              self.layer_idx, cache_kwargs)
         kv_seq_len = key_states.shape[-2]
-        if not use_sdp_fp8(q_len, key_states.shape[2], query_states):
+        if not use_sdp(q_len, key_states.shape[2], self.head_dim, query_states):
             key_states, value_states = restore_fp8_kv_cache(key_states, value_states,
                                                             query_states.dtype)
             key_states = repeat_kv(key_states, self.num_key_value_groups)\
diff --git a/python/llm/src/ipex_llm/transformers/models/mistral.py b/python/llm/src/ipex_llm/transformers/models/mistral.py
index 2694031d586..a3e27763fbc 100644
--- a/python/llm/src/ipex_llm/transformers/models/mistral.py
+++ b/python/llm/src/ipex_llm/transformers/models/mistral.py
@@ -51,9 +51,7 @@
 from ipex_llm.transformers.models.utils import apply_rotary_pos_emb
 from ipex_llm.transformers.models.utils import is_enough_kv_cache_room_4_31, \
     is_enough_kv_cache_room_4_36
-from ipex_llm.transformers.low_bit_linear import SYM_INT4, FP8E5, IQ2_XXS
-from ipex_llm.transformers.models.utils import use_flash_attention, use_sdp, use_sdp_fp8, \
-    use_sdp_causal
+from ipex_llm.transformers.models.utils import use_flash_attention, use_sdp, use_sdp_causal
 from ipex_llm.transformers.models.utils import use_decoding_fast_path
 from ipex_llm.transformers.models.llama import llama_decoding_fast_path_qtype_check
 from ipex_llm.transformers.models.llama import should_use_xetla_mm_qkv
@@ -409,7 +407,7 @@ def mistral_attention_forward_quantized(
         kv_seq_len = key_states.shape[-2]
         past_key_value = (key_states, value_states)
 
-        if not use_sdp_fp8(q_len, key_states.shape[2], query_states):
+        if not use_sdp(q_len, key_states.shape[2], self.head_dim, query_states):
             key_states, value_states = restore_fp8_kv_cache(key_states, value_states,
                                                             query_states.dtype)
             attn_weights = torch.matmul(query_states, key_states.transpose(2, 3))
@@ -845,7 +843,7 @@ def mistral_attention_forward_4_36_quantized(
         key_states, value_states = past_key_value.update(key_states, value_states,
                                                          self.layer_idx, cache_kwargs)
         kv_seq_len = key_states.shape[-2]
-        if not use_sdp_fp8(q_len, key_states.shape[2], query_states):
+        if not use_sdp(q_len, key_states.shape[2], self.head_dim, query_states):
             key_states, value_states = restore_fp8_kv_cache(key_states, value_states,
                                                             query_states.dtype)
             attn_weights = torch.matmul(query_states, key_states.transpose(2, 3))
diff --git a/python/llm/src/ipex_llm/transformers/models/utils.py b/python/llm/src/ipex_llm/transformers/models/utils.py
index 1de802967d1..1f14bf2f376 100644
--- a/python/llm/src/ipex_llm/transformers/models/utils.py
+++ b/python/llm/src/ipex_llm/transformers/models/utils.py
@@ -22,7 +22,6 @@
 from ipex_llm.transformers.utils import get_ipex_version, get_xpu_device_type
 from ipex_llm.transformers.low_bit_linear import SYM_INT4, SYM_INT8, FP8E5, IQ2_XXS, FP4, FP8E4,\
     FP6, ASYM_INT4
-from ipex_llm.transformers.convert import is_deepspeed_available
 
 FP8_KV_ALLOC_LENGTH = 512
 KV_CACHE_ALLOC_BLOCK_LENGTH = int(os.environ.get("KV_CACHE_ALLOC_BLOCK_LENGTH", 256))
@@ -335,15 +334,6 @@ def use_sdp(q_len, kv_len, head_dim, query_states):
     )
 
 
-def use_sdp_fp8(q_len, kv_len, query_states):
-    return (
-        query_states.device.type == "xpu"
-        and query_states.dtype in [torch.float, torch.half]     # fp32/fp16
-        and q_len != kv_len     # next token
-        and q_len <= 32         # lookup
-    )
-
-
 def use_sdp_causal(q_len, kv_len, head_dim, query_states, training):
     return (
         q_len == kv_len     # first token