Update README.md

README.md

@@ -64,6 +64,6 @@ We collect benchmark results of throughput (images/sec) for
 - Batch size = 1, 2, 4, 8, 16, 32, 64, 128  
 
 We run 100 iterations for each set of parameters.
-- Observation 1: throughput_tf32 > throughput_amp when batch_size is small (1, 2, 4, 8);  
-throughput_tf32 < throughput_amp when batch_size is large (16, 32, 64, 128).
+- Observation 1: when batch_size is small (1, 2, 4, 8), throughput_amp ≈ throughput_tf32;  
+when batch_size is large (16, 32, 64, 128), throughput_amp > throughput_tf32.
 - Observation 2: The coefficient of variation of throughput for the 100 iterations is smallest when batch_size = 128.