diff --git a/libavcodec/x86/h264_chromamc.asm b/libavcodec/x86/h264_chromamc.asm
index ba6f4af3b0..e562efd69d 100644
--- a/libavcodec/x86/h264_chromamc.asm
+++ b/libavcodec/x86/h264_chromamc.asm
@@ -446,10 +446,6 @@ chroma_mc4_mmx_func avg, h264
 chroma_mc4_mmx_func avg, rv40
 chroma_mc2_mmx_func avg, h264
 
-INIT_MMX 3dnow
-chroma_mc8_mmx_func avg, h264, _rnd
-chroma_mc4_mmx_func avg, h264
-
 %macro chroma_mc8_ssse3_func 2-3
 cglobal %1_%2_chroma_mc8%3, 6, 7, 8
     mov          r6d, r5d
diff --git a/libavcodec/x86/h264chroma_init.c b/libavcodec/x86/h264chroma_init.c
index 36bf29df02..7c0f492178 100644
--- a/libavcodec/x86/h264chroma_init.c
+++ b/libavcodec/x86/h264chroma_init.c
@@ -28,15 +28,11 @@ void ff_put_h264_chroma_mc8_rnd_mmx  (uint8_t *dst, uint8_t *src,
                                       ptrdiff_t stride, int h, int x, int y);
 void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, uint8_t *src,
                                        ptrdiff_t stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc8_rnd_3dnow(uint8_t *dst, uint8_t *src,
-                                      ptrdiff_t stride, int h, int x, int y);
 
 void ff_put_h264_chroma_mc4_mmx      (uint8_t *dst, uint8_t *src,
                                       ptrdiff_t stride, int h, int x, int y);
 void ff_avg_h264_chroma_mc4_mmxext   (uint8_t *dst, uint8_t *src,
                                       ptrdiff_t stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc4_3dnow    (uint8_t *dst, uint8_t *src,
-                                      ptrdiff_t stride, int h, int x, int y);
 
 void ff_put_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
                                       ptrdiff_t stride, int h, int x, int y);
@@ -77,11 +73,6 @@ av_cold void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth)
         c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx;
     }
 
-    if (EXTERNAL_AMD3DNOW(cpu_flags) && !high_bit_depth) {
-        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_3dnow;
-        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_3dnow;
-    }
-
     if (EXTERNAL_MMXEXT(cpu_flags) && !high_bit_depth) {
         c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext;
         c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext;