diff --git a/Source/Atmosphere/stratosphere/loader/source/oc/customize.cpp b/Source/Atmosphere/stratosphere/loader/source/oc/customize.cpp
index 771bbbc3..621bc2b1 100644
--- a/Source/Atmosphere/stratosphere/loader/source/oc/customize.cpp
+++ b/Source/Atmosphere/stratosphere/loader/source/oc/customize.cpp
@@ -91,6 +91,8 @@ volatile CustomizeTable C = {
 
 .marikoGpuUV = 0,
 
+.marikoEmcDvbShift = 0,
+
 .ramTimingPresetOne = 0,
 
 .ramTimingPresetTwo = 0,
@@ -105,6 +107,8 @@ volatile CustomizeTable C = {
 
 .ramTimingPresetSeven = 0,
 
+.marikoGpuVoltArray = {610, 610, 610, 610, 610, 610, 610, 610, 610, 610, 620, 640, 675, 710, 735, 785, 815},
+
 /* Advanced Settings:
  * - Erista CPU DVFS Table:
  */
diff --git a/Source/Atmosphere/stratosphere/loader/source/oc/customize.hpp b/Source/Atmosphere/stratosphere/loader/source/oc/customize.hpp
index c0afb220..fc2fcc95 100644
--- a/Source/Atmosphere/stratosphere/loader/source/oc/customize.hpp
+++ b/Source/Atmosphere/stratosphere/loader/source/oc/customize.hpp
@@ -52,9 +52,10 @@ typedef struct CustomizeTable {
     u32 marikoCpuMaxVolt;
     u32 marikoEmcMaxClock;
     u32 marikoEmcVddqVolt;
-    //advanced config
     u32 marikoCpuUV;
     u32 marikoGpuUV;
+    // advanced config
+    u32 marikoEmcDvbShift;
     u32 ramTimingPresetOne;
     u32 ramTimingPresetTwo;
     u32 ramTimingPresetThree;
@@ -62,6 +63,8 @@ typedef struct CustomizeTable {
     u32 ramTimingPresetFive;
     u32 ramTimingPresetSix;
     u32 ramTimingPresetSeven;
+    //
+    u32 marikoGpuVoltArray[17];
     CustomizeCpuDvfsTable eristaCpuDvfsTable;
     CustomizeCpuDvfsTable marikoCpuDvfsTable;
     CustomizeCpuDvfsTable marikoCpuDvfsTableSLT;
diff --git a/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.cpp b/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.cpp
index 6d50aaf4..8cab99dc 100644
--- a/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.cpp
+++ b/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.cpp
@@ -107,6 +107,7 @@ void SafetyCheck() {
             break;
         default: 
             marikoGpuDvfsMaxFreq = static_cast<u32>(GetDvfsTableLastEntry(C.marikoGpuDvfsTable)->freq);
+            break;
     }
     
     sValidator validators[] = {
@@ -115,7 +116,7 @@ void SafetyCheck() {
         { C.eristaCpuMaxVolt,        1100,     1300 },
         { C.eristaEmcMaxClock,   1600'000, 2131'200 },
         { C.marikoCpuMaxVolt,        1100,     1300 },
-        { C.marikoEmcMaxClock,   1600'000, 2400'000 },
+        { C.marikoEmcMaxClock,   1600'000, 2800'000 },
         { C.marikoEmcVddqVolt,    550'000,  650'000 },
         { eristaCpuDvfsMaxFreq,  1785'000, 3000'000 },
         { marikoCpuDvfsMaxFreq,  1785'000, 3000'000 },
diff --git a/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.hpp b/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.hpp
index acfbbda6..574fbacc 100644
--- a/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.hpp
+++ b/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.hpp
@@ -203,7 +203,11 @@ Result CpuFreqCvbTable(u32* ptr) {
         cvb_entry_t* entry = static_cast<cvb_entry_t *>(cpu_cvb_table_head);
         for (size_t i = 0; i < customize_entry_count; i++) {
             if (entry->freq >= cpu_freq_threshold) {
-                PATCH_OFFSET(&(entry->cvb_pll_param.c0), cpu_max_volt * 1000);
+                if (isMariko) {
+                    PATCH_OFFSET(&(entry->cvb_pll_param.c0), cpu_max_volt * 1000);
+                } else {
+                    PATCH_OFFSET(&(entry->cvb_dfll_param.c0), cpu_max_volt * 1000);
+                }
             }
             entry++;
         }
@@ -215,7 +219,25 @@ Result CpuFreqCvbTable(u32* ptr) {
 template<bool isMariko>
 Result GpuFreqCvbTable(u32* ptr) {
     cvb_entry_t* default_table = isMariko ? (cvb_entry_t *)(&mariko::GpuCvbTableDefault) : (cvb_entry_t *)(&erista::GpuCvbTableDefault);
-    cvb_entry_t* customize_table = const_cast<cvb_entry_t *>(isMariko ? (C.marikoGpuUV ? (C.marikoGpuUV == 2 ? C.marikoGpuDvfsTableHiOPT : C.marikoGpuDvfsTableSLT) : C.marikoGpuDvfsTable) : C.eristaGpuDvfsTable);
+    cvb_entry_t* customize_table;
+    if (isMariko) {
+        switch (C.marikoGpuUV) {
+            case 0: 
+                customize_table = const_cast<cvb_entry_t *>(C.marikoGpuDvfsTable);
+                break;
+            case 1:
+                customize_table = const_cast<cvb_entry_t *>(C.marikoGpuDvfsTableSLT);
+                break;
+            case 2:
+                customize_table = const_cast<cvb_entry_t *>(C.marikoGpuDvfsTableHiOPT);
+                break;
+            default:
+                customize_table = const_cast<cvb_entry_t *>(C.marikoGpuDvfsTable);
+                break;
+        }
+    } else {
+        customize_table = const_cast<cvb_entry_t *>(C.eristaGpuDvfsTable);
+    }
 
     size_t default_entry_count = GetDvfsTableEntryCount(default_table);
     size_t default_table_size = default_entry_count * sizeof(cvb_entry_t);
@@ -230,6 +252,20 @@ Result GpuFreqCvbTable(u32* ptr) {
 
     std::memcpy(gpu_cvb_table_head, (void*)customize_table, customize_table_size);
 
+    // Patch GPU volt
+    if (isMariko && C.marikoGpuUV == 3) {
+        cvb_entry_t* entry = static_cast<cvb_entry_t *>(gpu_cvb_table_head);
+        for (size_t i = 0; i < customize_entry_count; i++) {
+            PATCH_OFFSET(&(entry->cvb_pll_param.c0), C.marikoGpuVoltArray[i] * 1000);
+            PATCH_OFFSET(&(entry->cvb_pll_param.c1), 0);
+            PATCH_OFFSET(&(entry->cvb_pll_param.c2), 0);
+            PATCH_OFFSET(&(entry->cvb_pll_param.c3), 0);
+            PATCH_OFFSET(&(entry->cvb_pll_param.c4), 0);
+            PATCH_OFFSET(&(entry->cvb_pll_param.c5), 0);
+            entry++;
+        }
+    }
+
     R_SUCCEED();
 };
 
diff --git a/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv_mariko.cpp b/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv_mariko.cpp
index f3f6e2c0..a4937d9b 100644
--- a/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv_mariko.cpp
+++ b/Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv_mariko.cpp
@@ -73,7 +73,9 @@ Result GpuFreqMaxAsm(u32* ptr32) {
         case 2: 
             max_clock = GetDvfsTableLastEntry(C.marikoGpuDvfsTableHiOPT)->freq;
             break;
-        default: max_clock = GetDvfsTableLastEntry(C.marikoGpuDvfsTable)->freq;
+        default: 
+            max_clock = GetDvfsTableLastEntry(C.marikoGpuDvfsTable)->freq;
+            break;
     }
     u32 asm_patch[2] = {
         asm_set_rd(asm_set_imm16(asm_pattern[0], max_clock), rd),
@@ -369,10 +371,10 @@ Result MemFreqDvbTable(u32* ptr) {
         emc_dvb_dvfs_table_t oc_table = { 2131200, { 725, 700, 675, } };
         std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
     } else if (C.marikoEmcMaxClock < 2665600){
-        emc_dvb_dvfs_table_t oc_table = { 2400000, { 750, 725, 700, } };
+        emc_dvb_dvfs_table_t oc_table = { 2400000, { 750+25*C.marikoEmcDvbShift, 725+25*C.marikoEmcDvbShift, 700+25*C.marikoEmcDvbShift, } };
         std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
     } else {
-        emc_dvb_dvfs_table_t oc_table = { 2665600, { 775, 750, 725, } };
+        emc_dvb_dvfs_table_t oc_table = { 2665600, { 775+25*C.marikoEmcDvbShift, 750+25*C.marikoEmcDvbShift, 725+25*C.marikoEmcDvbShift, } };
         std::memcpy(new_start, &oc_table, sizeof(emc_dvb_dvfs_table_t));
     }
     new_start->freq = C.marikoEmcMaxClock;
diff --git a/Source/sys-clk-OC/sysmodule/src/file_utils.h b/Source/sys-clk-OC/sysmodule/src/file_utils.h
index 07586bb5..7ed72628 100644
--- a/Source/sys-clk-OC/sysmodule/src/file_utils.h
+++ b/Source/sys-clk-OC/sysmodule/src/file_utils.h
@@ -58,6 +58,7 @@ typedef struct CustTable {
     u32 marikoEmcVddqVolt;
     u32 marikoCpuUV;
     u32 marikoGpuUV;
+    u32 marikoEmcDvbShift;
     u32 ramTimingPresetOne;
     u32 ramTimingPresetTwo;
     u32 ramTimingPresetThree;
@@ -65,6 +66,7 @@ typedef struct CustTable {
     u32 ramTimingPresetFive;
     u32 ramTimingPresetSix;
     u32 ramTimingPresetSeven;
+    u32 marikoGpuVoltArray[17];
     CustomizeCpuDvfsTable eristaCpuDvfsTable;
     CustomizeCpuDvfsTable marikoCpuDvfsTable;
     CustomizeCpuDvfsTable marikoCpuDvfsTableSLT;
diff --git a/pages/src/index.html b/pages/src/index.html
index d4fbba0b..8665317a 100644
--- a/pages/src/index.html
+++ b/pages/src/index.html
@@ -401,6 +401,7 @@
             </label>
             <div id="config-list-basic"></div>
             <div id="config-list-advanced"></div>
+            <div id="config-list-gpu"></div>
           </form>
         </body>
         <footer>
diff --git a/pages/src/main.ts b/pages/src/main.ts
index e1944590..c8d204b5 100644
--- a/pages/src/main.ts
+++ b/pages/src/main.ts
@@ -1,5 +1,4 @@
 /* Config: Cust */
-const CUST_REV = 4;
 const CUST_REV_ADV = 8;
 
 enum CustPlatform {
@@ -156,6 +155,53 @@ class AdvEntry extends CustEntry {
   }
 }
 
+class GpuEntry extends CustEntry {
+  constructor(
+    public id: string,
+    public name: string,
+    public platform: CustPlatform = CustPlatform.Mariko,
+    public size: number = 4,
+    public desc: string[] = ["range: 610 ≤ x ≤ 1000"],
+    public defval: number = 610,
+    minmax: [number, number] = [610, 1000],
+    public step: number = 5,
+    public zeroable: boolean = false) {
+      super(id, name, platform, size, desc, defval, minmax, step, zeroable);
+  };
+  
+  createElement() {
+    let input = this.getInputElement();
+    if (!input) {
+      let grid = document.createElement("div");
+      grid.classList.add("grid", "cust-element");
+
+      // Label and input
+      input = document.createElement("input");
+      input.min = String(this.zeroable ? 0 : this.min);
+      input.max = String(this.max);
+      input.id = this.id;
+      input.type = "number";
+      input.step = String(this.step);
+      let label = document.createElement("label");
+      label.setAttribute("for", this.id);
+      label.innerHTML = this.name;
+      label.appendChild(input);
+      grid.appendChild(label);
+
+      // Description in blockquote style
+      let desc = document.createElement("blockquote");
+      desc.innerHTML = "<ul>" + this.desc.map(i => `<li>${i}</li>`).join('') + "</ul>";
+      desc.setAttribute("for", this.id);
+      grid.appendChild(desc);
+
+      document.getElementById("config-list-gpu")!.appendChild(grid);
+
+      new ErrorToolTip(this.id).addChangeListener();
+    }
+    input.value = String(this.value);
+  }
+}
+
 var CustTable: Array<CustEntry> = [
   new CustEntry(
     "mtcConf",
@@ -237,9 +283,10 @@ var CustTable: Array<CustEntry> = [
     4,
     ["Values should be ≥ 1600000, and divided evenly by 3200.",
      "Recommended Clocks: 1862400, 2131200, 2400000 (JEDEC)",
+     "Clocks above 2400Mhz might not boot, or work correctly",
      "<b>WARNING:</b> RAM overclock could be UNSTABLE if timing parameters are not suitable for your DRAM."],
     1996_800,
-    [1600_000, 2400_000],
+    [1600_000, 2502_400],
     3200,
   ),
   new CustEntry(
@@ -280,14 +327,28 @@ var CustTable: Array<CustEntry> = [
      "Can hang your console, or crash games",
      "<b>0</b> : Default Table",
      "<b>1</b> : Undervolt Level 1 (SLT: Aggressive)",
-     "<b>2</b> : Undervolt Level 2 (HiOPT: Drastic)"],
+     "<b>2</b> : Undervolt Level 2 (HiOPT: Drastic)",
+     "<b>3</b> : Custom static GPU Table (Use Gpu Configuation below)"],
      0,
-     [0,2],
+     [0,3],
      1,
   ),
 ];
 
 var AdvTable: Array<AdvEntry> = [
+  new AdvEntry(
+    "marikoEmcDvbShift",
+    "Step up Mariko EMC DVB Table",
+    CustPlatform.Mariko,
+    4,
+    ["Might help with stability at higher memory clock",
+     "<b>0</b> : Don't Adjust",
+     "<b>1</b> : Shift one step",
+     "<b>2</b> : Shift two step"],
+     0,
+     [0,2],
+     1,
+  ),
   new AdvEntry(
     "ramTimingPresetOne",
     "Primary RAM Timing Preset",
@@ -421,6 +482,26 @@ var AdvTable: Array<AdvEntry> = [
   )
 ];
 
+var GpuTable: Array<GpuEntry> = [
+  new GpuEntry("0", "76.8",),
+  new GpuEntry("1", "153.6",),
+  new GpuEntry("2", "230.4",),
+  new GpuEntry("3", "307.2",),
+  new GpuEntry("4", "384.0",),
+  new GpuEntry("5", "460.8",),
+  new GpuEntry("6", "537.6",),
+  new GpuEntry("7", "614.4",),
+  new GpuEntry("8", "691.2",),
+  new GpuEntry("9", "768.0",),
+  new GpuEntry("10", "844.8",),
+  new GpuEntry("11", "921.6",),
+  new GpuEntry("12", "998.4",),
+  new GpuEntry("13", "1075.2",),
+  new GpuEntry("14", "1152.0",),
+  new GpuEntry("15", "1228.8",),
+  new GpuEntry("16", "1267.2",),
+];
+
 class ErrorToolTip {
   element: HTMLElement | null;
 
@@ -467,21 +548,17 @@ class CustStorage {
   readonly key = "last_saved";
 
   updateFromTable() {
-    CustTable.forEach(i => {
+    let update = (i => {
       i.updateValueFromElement();
       if (!i.validate()) {
         i.getInputElement()?.focus();
         throw new Error(`Invalid ${i.name}`);
       }
     });
-    AdvTable.forEach(i => {
-      i.updateValueFromElement();
-      if (!i.validate()) {
-        i.getInputElement()?.focus();
-        throw new Error(`Invalid ${i.name}`);
-      }
-    });
-
+    CustTable.forEach(update);
+    AdvTable.forEach(update);
+    GpuTable.forEach(update);
+    
     this.storage = {};
     let kv = Object.fromEntries(CustTable.map((i) => [i.id, i.value]));
     Object.keys(kv)
@@ -516,6 +593,13 @@ class CustStorage {
       }
       i.setElementValue();
     });
+    GpuTable.forEach(i => {
+      if (!i.validate()) {
+        i.getInputElement()?.focus();
+        throw new Error(`Invalid ${i.name}`);
+      }
+      i.setElementValue();
+    });
   }
 
   save() {
@@ -580,7 +664,7 @@ class Cust {
 
   save() {
     this.storage.updateFromTable();
-    let lambda = (i => {
+    let saveValue = (i => {
       if (!i.offset) {
         i.getInputElement()?.focus();
         throw new Error(`Failed to get offset for ${i.name}`);
@@ -592,10 +676,9 @@ class Cust {
       }
       mapper.set(i.offset, i.value!);
     });
-    CustTable.forEach(lambda);
-    if (this.rev == CUST_REV_ADV) {
-      AdvTable.forEach(lambda);
-    }
+    CustTable.forEach(saveValue);
+    AdvTable.forEach(saveValue);
+    GpuTable.forEach(saveValue);
     
     this.storage.save();
 
@@ -633,7 +716,12 @@ class Cust {
     advanced.innerHTML = "Advanced configuration";
     document.getElementById("config-list-advanced")?.appendChild(advanced);
 
+    let gpu = document.createElement("p");
+    gpu.innerHTML = "Gpu Volt configuration";
+    document.getElementById("config-list-gpu")?.appendChild(gpu);
+
     AdvTable.forEach(i => i.createElement());
+    GpuTable.forEach(i => i.createElement());
 
     let default_btn = document.getElementById("load_default")!;
     default_btn.removeAttribute("disabled");
@@ -678,13 +766,13 @@ class Cust {
     let offset = this.beginOffset + this.magicLen;
     let revLen = 4;
     this.rev = this.mapper[revLen].get(offset);
-    if (this.rev != CUST_REV && this.rev != CUST_REV_ADV) {
-      throw new Error(`Unsupported custRev, expected: ${CUST_REV} or ${CUST_REV_ADV}, got ${this.rev}`);
+    if (this.rev != CUST_REV_ADV) {
+      throw new Error(`Unsupported custRev, expected: ${CUST_REV_ADV}, got ${this.rev}`);
     }
     offset += revLen;
     document.getElementById("cust_rev")!.innerHTML = `Cust v${this.rev} is loaded.`;
 
-    let lambda = (i => {
+    let loadValue = (i => {
       i.offset = offset;
       let mapper = this.mapper[i.size];
       if (!mapper) {
@@ -696,10 +784,9 @@ class Cust {
       i.validate();
     });
 
-    CustTable.forEach(lambda);
-    if (this.rev == CUST_REV_ADV) {
-      AdvTable.forEach(lambda);
-    }
+    CustTable.forEach(loadValue);
+    AdvTable.forEach(loadValue);
+    GpuTable.forEach(loadValue);
   }
 
   load(buffer: ArrayBuffer) {