diff --git a/Kbuild b/Kbuild
index 94de5cfab8b4..271696cdc92f 100644
--- a/Kbuild
+++ b/Kbuild
@@ -2145,6 +2145,9 @@ cppflags-$(CONFIG_FEATURE_BECN_STATS) += -DWLAN_FEATURE_BEACON_RECEPTION_STATS
 #Set RX_PERFORMANCE
 cppflags-$(CONFIG_RX_PERFORMANCE) += -DRX_PERFORMANCE
 
+#Set QCS403_MEM_OPTIMIZE
+cppflags-$(CONFIG_QCS403_MEM_OPTIMIZE) += -DQCS403_MEM_OPTIMIZE
+
 #Enable OL debug and wmi unified functions
 cppflags-$(CONFIG_ATH_PERF_PWR_OFFLOAD) += -DATH_PERF_PWR_OFFLOAD
 
diff --git a/configs/qcs40x.snoc.perf_defconfig b/configs/qcs40x.snoc.perf_defconfig
index a4bef9ec6f60..0229172188e0 100644
--- a/configs/qcs40x.snoc.perf_defconfig
+++ b/configs/qcs40x.snoc.perf_defconfig
@@ -62,6 +62,7 @@ CONFIG_FEATURE_MONITOR_MODE_SUPPORT := n
 CONFIG_DESC_DUP_DETECT_DEBUG := n
 CONFIG_DEBUG_RX_RING_BUFFER := n
 CONFIG_RX_PERFORMANCE := y
+CONFIG_QCS403_MEM_OPTIMIZE := y
 
 ifeq ($(CONFIG_INET_LRO), y)
 CONFIG_WLAN_LRO := y
@@ -87,7 +88,7 @@ CONFIG_FEATURE_TSO_DEBUG := y
 CONFIG_MPC_UT_FRAMEWORK := n
 CONFIG_FEATURE_EPPING := n
 CONFIG_WLAN_NAPI_DEBUG := n
-CONFIG_REMOVE_PKT_LOG := n
+CONFIG_REMOVE_PKT_LOG := y
 CONFIG_FEATURE_STATS_EXT := y
 CONFIG_FEATURE_HTC_CREDIT_HISTORY := y
 CONFIG_TRACE_RECORD_FEATURE := y
diff --git a/core/dp/ol/inc/ol_cfg.h b/core/dp/ol/inc/ol_cfg.h
index f35a836a80f0..d46130668b81 100644
--- a/core/dp/ol/inc/ol_cfg.h
+++ b/core/dp/ol/inc/ol_cfg.h
@@ -42,6 +42,13 @@ enum wlan_frm_fmt {
 	wlan_frm_fmt_802_3,
 };
 
+/* Max throughput */
+#ifdef QCS403_MEM_OPTIMIZE
+#define MAX_THROUGHPUT 400
+#else
+#define MAX_THROUGHPUT 800
+#endif
+
 /* Throttle period Different level Duty Cycle values*/
 #define THROTTLE_DUTY_CYCLE_LEVEL0 (0)
 #define THROTTLE_DUTY_CYCLE_LEVEL1 (50)
diff --git a/core/dp/txrx/ol_cfg.c b/core/dp/txrx/ol_cfg.c
index bc5f970ecb32..6458e9236464 100644
--- a/core/dp/txrx/ol_cfg.c
+++ b/core/dp/txrx/ol_cfg.c
@@ -127,7 +127,7 @@ struct cdp_cfg *ol_pdev_cfg_attach(qdf_device_t osdev, void *pcfg_param)
 	cfg_ctx->max_vdev = CFG_TGT_NUM_VDEV;
 	cfg_ctx->pn_rx_fwd_check = 1;
 	cfg_ctx->frame_type = wlan_frm_fmt_802_3;
-	cfg_ctx->max_thruput_mbps = 800;
+	cfg_ctx->max_thruput_mbps = MAX_THROUGHPUT;
 	cfg_ctx->max_nbuf_frags = 1;
 	cfg_ctx->vow_config = vow_config;
 	cfg_ctx->target_tx_credit = CFG_TGT_NUM_MSDU_DESC;
diff --git a/core/hdd/src/wlan_hdd_driver_ops.c b/core/hdd/src/wlan_hdd_driver_ops.c
index 01ed925a8bd3..83a96a9f6fd4 100644
--- a/core/hdd/src/wlan_hdd_driver_ops.c
+++ b/core/hdd/src/wlan_hdd_driver_ops.c
@@ -150,6 +150,22 @@ static void hdd_hif_init_driver_state_callbacks(void *data,
 	cbk->is_target_ready = hdd_is_target_ready;
 }
 
+/**
+ * hdd_hif_set_attribute() - API to set CE attribute if memory is limited
+ * @hif_ctx: hif context
+ *
+ * Return: None
+ */
+#ifdef QCS403_MEM_OPTIMIZE
+static void hdd_hif_set_attribute(struct hif_opaque_softc *hif_ctx)
+{
+	hif_set_attribute(hif_ctx, HIF_LOWDESC_CE_NO_PKTLOG_CFG);
+}
+#else
+static void hdd_hif_set_attribute(struct hif_opaque_softc *hif_ctx)
+{}
+#endif
+
 /**
  * hdd_init_cds_hif_context() - API to set CDS HIF Context
  * @hif: HIF Context
@@ -237,6 +253,8 @@ int hdd_hif_open(struct device *dev, void *bdev, const struct hif_bus_id *bid,
 		goto err_hif_close;
 	}
 
+	hdd_hif_set_attribute(hif_ctx);
+
 	status = hif_enable(hif_ctx, dev, bdev, bid, bus_type,
 			    (reinit == true) ?  HIF_ENABLE_TYPE_REINIT :
 			    HIF_ENABLE_TYPE_PROBE);