Update README.md

README.md

@@ -68,9 +68,9 @@ Perplexity (PPL) on a small internal text corpus using the base tokenizer.
     <tr><th>Variant</th><th>PPL (ctx=4096)</th></tr>
   </thead>
   <tbody>
-    <tr><td>MLX 8-bit (reference)</td><td>2.4986</td></tr>
-    <tr><td>MLX 6-bit (gs=32)</td><td>2.4858 (≈ −0.51% vs 8-bit)</td></tr>
-    <tr><td>MLX 4-bit (gs=32)</td><td>2.5438 (+1.81% vs 8-bit)</td></tr>
+    <tr><td>MLX 8-bit (reference)</td><td>10.75</td></tr>
+    <tr><td>MLX 6-bit (gs=32)</td><td>10.46 (−2.7% vs 8-bit/gs64)</td></tr>
+    <tr><td>MLX 4-bit (gs=32)</td><td>13.70 (+27.4% vs 8-bit/gs64, +31.0% vs 6-bit/gs32)</td></tr>
   </tbody>
 </table>
 Note: Small, domain-specific eval for quick sanity; not a benchmark suite.