diff --git a/.github/workflows/chipyard-run-tests-gpu.yml b/.github/workflows/chipyard-run-tests-gpu.yml
index 04aedef8..100111d1 100644
--- a/.github/workflows/chipyard-run-tests-gpu.yml
+++ b/.github/workflows/chipyard-run-tests-gpu.yml
@@ -17,7 +17,7 @@ env:
   conda-env-name-no-time: cy-${{ github.run_id }}
   workflow-timestamp: ${{ github.event.pull_request.updated_at }}
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-  SSH_AUTH_SOCK: /tmp/ssh_agent_github.sock
+  # SSH_AUTH_SOCK: /tmp/ssh_agent_github.sock
 
 jobs:
   cancel-prior-workflows:
@@ -74,12 +74,9 @@ jobs:
             rm -rf ${{ github.workspace }}/* || true
             rm -rf ${{ github.workspace }}/.* || true
             ls -alh .
-      # note: the agent spun up here will be made available throughout the
-      # workflow via env.SSH_AUTH_SOCK.
       - name: Run ssh-agent
         run: |
-            eval `ssh-agent -a $SSH_AUTH_SOCK -s`
-            echo "${{ secrets.PRIVATE_SSH_KEY }}" | ssh-add -
+            ssh-add -l >/dev/null
       - name: Checkout
         uses: actions/checkout@v3
       - name: Git workaround
diff --git a/generators/chipyard/src/main/scala/config/RadianceConfigs.scala b/generators/chipyard/src/main/scala/config/RadianceConfigs.scala
index a91671a6..f0899828 100644
--- a/generators/chipyard/src/main/scala/config/RadianceConfigs.scala
+++ b/generators/chipyard/src/main/scala/config/RadianceConfigs.scala
@@ -48,9 +48,10 @@ class RadianceBaseConfig extends Config(
   new AbstractConfig)
 
 class RadianceConfig extends Config(
-  new radiance.subsystem.WithRadianceCores(1, useVxCache = false) ++
+  new radiance.subsystem.WithRadianceCores(1, location=InCluster(0), useVxCache = false) ++
   new radiance.subsystem.WithCoalescer(nNewSrcIds = 8) ++
-  new radiance.subsystem.WithVortexL1Banks(nBanks = 1)++
+  new radiance.subsystem.WithVortexL1Banks(nBanks = 4)++
+  new radiance.subsystem.WithRadianceCluster(0) ++
   new RadianceBaseConfig)
 
 class RadianceClusterConfig extends Config(
@@ -58,7 +59,7 @@ class RadianceClusterConfig extends Config(
   new WithRadianceGemmini(location = InCluster(0), dim = 8, extMemBase = x"ff000000", spSizeInKB = 16, accSizeInKB = 8) ++
   new radiance.subsystem.WithRadianceCores(2, location=InCluster(0), useVxCache = false) ++
   new radiance.subsystem.WithCoalescer(nNewSrcIds = 8) ++
-  new radiance.subsystem.WithVortexL1Banks(nBanks = 1)++
+  new radiance.subsystem.WithVortexL1Banks(nBanks = 4)++
   new radiance.subsystem.WithRadianceCluster(0) ++
   new RadianceBaseConfig)
 
diff --git a/generators/rocket-gpu b/generators/rocket-gpu
index 80b77a42..91d01437 160000
--- a/generators/rocket-gpu
+++ b/generators/rocket-gpu
@@ -1 +1 @@
-Subproject commit 80b77a426b9ef1eb19cca1cd6dad61bc49a155a5
+Subproject commit 91d0143750fc7319f43afc0312a3d25bd9a3143c