diff --git a/xla/stream_executor/device_description.h b/xla/stream_executor/device_description.h
index 3dfb79b3486ca..99d7f1ce5d83c 100644
--- a/xla/stream_executor/device_description.h
+++ b/xla/stream_executor/device_description.h
@@ -184,16 +184,19 @@ class RocmComputeCapability {
     return absl::c_count(kList, gfx_version()) != 0;
   }
 
-  bool navi21() const { return gfx_version() == "gfx1030"; }
+  bool gfx10_rx68xx() const { return gfx_version() == "gfx1030"; }
 
-  bool navi31() const { return gfx_version() == "gfx1100"; }
+  bool gfx10_rx69xx() const { return gfx_version() == "gfx1030"; }
+
+  bool gfx11_rx7900() const { return gfx_version() == "gfx1100"; }
 
   bool has_nhwc_layout_support() const { return gfx9_mi100_or_later(); }
 
   bool has_bf16_dtype_support() const { return gfx9_mi100_or_later(); }
 
   bool has_fast_fp16_support() const {
-    return gfx9_mi100_or_later() || navi21() || navi31();
+    return gfx9_mi100_or_later() || gfx10_rx68xx() || gfx10_rx69xx() ||
+           gfx11_rx7900();
   }
 
   bool has_mfma_instr_support() const { return gfx9_mi100_or_later(); }
@@ -235,8 +238,8 @@ class RocmComputeCapability {
       "gfx908",                       // MI100
       "gfx90a",                       // MI200
       "gfx940",  "gfx941", "gfx942",  // MI300
-      "gfx1030",                      // Navi21
-      "gfx1100"                       // Navi31
+      "gfx1030",                      // RX68xx / RX69xx
+      "gfx1100"                       // RX7900
   };
 };
 
diff --git a/xla/stream_executor/rocm/rocm_driver.cc b/xla/stream_executor/rocm/rocm_driver.cc
index 9e838abfabcbf..3381b97c5553e 100644
--- a/xla/stream_executor/rocm/rocm_driver.cc
+++ b/xla/stream_executor/rocm/rocm_driver.cc
@@ -1594,12 +1594,16 @@ bool GetReservedMemory(uint64_t* reserve) {
   const uint64_t RESERVED_GFX908 = 1048576 * 512;
   const uint64_t RESERVED_GFX9_X = 1048576 * 1024;
   const uint64_t RESERVED_GFX10_X = 1048576 * 512;
-  if (compute_capability.gfx_version() == "gfx908") {
+  const uint64_t RESERVED_GFX11_X = 1048576 * 512;
+  if (compute_capability.gfx9_mi100()) {
     *reserve = RESERVED_GFX908;
   } else if (compute_capability.gfx9_mi200_or_later()) {
     *reserve = RESERVED_GFX9_X;
-  } else if (compute_capability.navi21() || compute_capability.navi31()) {
+  } else if (compute_capability.gfx10_rx68xx() ||
+             compute_capability.gfx10_rx69xx()) {
     *reserve = RESERVED_GFX10_X;
+  } else if (compute_capability.gfx11_rx7900()) {
+    *reserve = RESERVED_GFX11_X;
   }
 
   return true;