diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
index 0faff7cd..3fd0ec9a 100755
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -44,6 +44,7 @@ PRIV_REQUIRES
     "esp_event"
     "esp_http_server"
     "esp_netif"
+    "esp_psram"
     "esp_timer"
     "esp_wifi"
     "json"
diff --git a/main/global_state.h b/main/global_state.h
index 5c48649e..744171cf 100644
--- a/main/global_state.h
+++ b/main/global_state.h
@@ -123,6 +123,7 @@ typedef struct
 
     int sock;
     bool ASIC_initalized;
+    bool psram_is_available;
 } GlobalState;
 
 #endif /* GLOBAL_STATE_H_ */
diff --git a/main/http_server/http_server.c b/main/http_server/http_server.c
index 1371814e..cc1bbd6e 100644
--- a/main/http_server/http_server.c
+++ b/main/http_server/http_server.c
@@ -381,6 +381,8 @@ static esp_err_t GET_system_info(httpd_req_t * req)
 
     cJSON_AddNumberToObject(root, "isUsingFallbackStratum", GLOBAL_STATE->SYSTEM_MODULE.is_using_fallback);
 
+    cJSON_AddNumberToObject(root, "isPSRAMAvailable", GLOBAL_STATE->psram_is_available);
+
     cJSON_AddNumberToObject(root, "freeHeap", esp_get_free_heap_size());
     cJSON_AddNumberToObject(root, "coreVoltage", nvs_config_get_u16(NVS_CONFIG_ASIC_VOLTAGE, CONFIG_ASIC_VOLTAGE));
     cJSON_AddNumberToObject(root, "coreVoltageActual", VCORE_get_voltage_mv(GLOBAL_STATE));
diff --git a/main/main.c b/main/main.c
index eeff4dc0..f0e0fda7 100644
--- a/main/main.c
+++ b/main/main.c
@@ -1,6 +1,7 @@
 
 #include "esp_event.h"
 #include "esp_log.h"
+#include "esp_psram.h"
 #include "nvs_flash.h"
 
 // #include "protocol_examples_common.h"
@@ -34,6 +35,13 @@ void app_main(void)
 {
     ESP_LOGI(TAG, "Welcome to the bitaxe - hack the planet!");
 
+    if (!esp_psram_is_initialized()) {
+        ESP_LOGE(TAG, "No PSRAM available on ESP32 device!");
+        GLOBAL_STATE.psram_is_available = false;
+    } else {
+        GLOBAL_STATE.psram_is_available = true;
+    }
+
     // Init I2C
     ESP_ERROR_CHECK(i2c_bitaxe_init());
     ESP_LOGI(TAG, "I2C initialized successfully");