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-rw-r--r--src/mem/DRAMCtrl.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mem/DRAMCtrl.py b/src/mem/DRAMCtrl.py
index ef187a31c..d02011526 100644
--- a/src/mem/DRAMCtrl.py
+++ b/src/mem/DRAMCtrl.py
@@ -522,6 +522,11 @@ class DDR4_2400_x64(DRAMCtrl):
# constraints incurred by the bank groups
banks_per_rank = 16
+ # override the default buffer sizes and go for something larger to
+ # accommodate the larger bank count
+ write_buffer_size = 128
+ read_buffer_size = 64
+
# 1200 MHz
tCK = '0.833ns'