diff --git a/sci-libs/hipBLASLt/Manifest b/sci-libs/hipBLASLt/Manifest
index db42df1bb3710..201f510eab5d5 100644
--- a/sci-libs/hipBLASLt/Manifest
+++ b/sci-libs/hipBLASLt/Manifest
@@ -1,3 +1,2 @@
 DIST hipBLASLt-6.3.3.tar.gz 89385318 BLAKE2B b307e4c418bda7583efdf5dc646f05368c195f6df0077823ae179efb52a56ba4f13b5fce6a10ff38e0ad593bf5b415fc6e5b4132488b2dbf9da58198af15d230 SHA512 9fb523e614dd790aa3c01337f3d93f9df0a135d25e9efda2375e88818f6097d661e5159336258631cc0a25d923efcddb4b39378bf54c33d0e5a01bba387f1368
-DIST hipBLASLt-6.4.1.tar.gz 186266266 BLAKE2B 5bc583ea3798e16e55fc1d7eaf8b13376191a72e1eb64ee7dc17cd4ba4550e17be6e66947ace5054942296e2548dd31633a961061cf7027ef3278858d84f8366 SHA512 efa60a3625c87686905641d9a90d1403f6e9be510cc538c99864c910db8ec3ab10571778ca81b43ebba5de8ad0f2e6bcec69421ede1bc39239a8d6b5ab3139b2
 DIST hipBLASLt-6.4.3.tar.gz 188053924 BLAKE2B 5a249c2ff856fe858422a2a99e3e072afb29c5ff5ca08f4e57c3574baf85ce40611822a7b72aa7a40329e1c328bdb06cbc47f7278506a57e8e241f695b0cc940 SHA512 0edf1ef227e7c8de767a2fd3da639351d55d70921f2cc1fb4c09163cd32f3fc0b7d5ee7ba50bb62c619b7d9fdb5dc23c65a5e29cfc78937868153ad234c3966f
diff --git a/sci-libs/hipBLASLt/hipBLASLt-6.4.1.ebuild b/sci-libs/hipBLASLt/hipBLASLt-6.4.1.ebuild
deleted file mode 100644
index a2ce9ce18ae01..0000000000000
--- a/sci-libs/hipBLASLt/hipBLASLt-6.4.1.ebuild
+++ /dev/null
@@ -1,153 +0,0 @@
-# Copyright 1999-2025 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-ROCM_SKIP_GLOBALS=1
-PYTHON_COMPAT=( python3_{10..14} )
-
-LLVM_COMPAT=( 20 )
-
-inherit cmake flag-o-matic llvm-r1 python-any-r1 rocm
-DESCRIPTION="General matrix-matrix operations library for AMD Instinct accelerators"
-HOMEPAGE="https://github.com/ROCm/hipBLASLt"
-SRC_URI="https://github.com/ROCm/hipBLASLt/archive/rocm-${PV}.tar.gz -> ${P}.tar.gz"
-S="${WORKDIR}/hipBLASLt-rocm-${PV}"
-
-LICENSE="MIT"
-SLOT="0/$(ver_cut 1-2)"
-KEYWORDS="~amd64"
-
-SUPPORTED_GPUS=( gfx908 gfx90a gfx940 gfx941 gfx942 gfx1100 gfx1101 gfx1200 gfx1201 )
-IUSE_TARGETS=( "${SUPPORTED_GPUS[@]/#/amdgpu_targets_}" )
-IUSE="${IUSE_TARGETS[@]/#/+} benchmark roctracer test"
-RESTRICT="!test? ( test )"
-
-RDEPEND="
-	dev-util/hip:${SLOT}
-	dev-cpp/msgpack-cxx
-	roctracer? ( dev-util/roctracer:${SLOT} )
-"
-
-DEPEND="${RDEPEND}"
-BDEPEND="
-	${PYTHON_DEPS}
-	dev-build/rocm-cmake
-	dev-util/hipcc
-	sci-libs/hipBLAS-common:${SLOT}
-	$(python_gen_any_dep '
-		dev-python/msgpack[${PYTHON_USEDEP}]
-		dev-python/pyyaml[${PYTHON_USEDEP}]
-		dev-python/joblib[${PYTHON_USEDEP}]
-	')
-	$(llvm_gen_dep 'llvm-core/clang:${LLVM_SLOT}')
-	test? (
-		dev-cpp/gtest
-		virtual/blas
-		dev-util/rocm-smi:${SLOT}
-	)
-	benchmark? (
-		virtual/blas
-		llvm-runtimes/openmp
-	)
-"
-
-PATCHES=(
-	"${FILESDIR}"/${PN}-6.1.1-fix-msgpack-dependency.patch
-	"${FILESDIR}"/${PN}-6.1.1-no-arch.patch
-	"${FILESDIR}"/${PN}-6.1.1-no-git.patch
-	"${FILESDIR}"/${PN}-6.1.1-clang-19.patch
-	"${FILESDIR}"/${PN}-6.1.1-fix-libcxx.patch
-	"${FILESDIR}"/${PN}-6.3.0-no-arch-extra.patch
-	"${FILESDIR}"/${PN}-6.4.1-min-pip-install.patch
-	"${FILESDIR}"/${PN}-6.4.1-headers.patch
-	"${FILESDIR}"/${PN}-6.4.1-libcxx-integrals.patch
-	"${FILESDIR}"/${PN}-6.4.1-gentoopath.patch
-	"${FILESDIR}"/${PN}-6.4.1-upstream-clang.patch
-)
-
-python_check_deps() {
-	python_has_version "dev-python/msgpack[${PYTHON_USEDEP}]" &&
-	python_has_version "dev-python/pyyaml[${PYTHON_USEDEP}]" &&
-	python_has_version "dev-python/joblib[${PYTHON_USEDEP}]"
-}
-
-pkg_setup() {
-	python-any-r1_pkg_setup
-}
-
-pkg_pretend() {
-	if [[ "${AMDGPU_TARGETS[@]}" = "" ]]; then
-		ewarn "hipBLASLt supports only few GPUs: ${SUPPORTED_GPUS[@]},"
-		ewarn "but none of them were defined in AMDGPU_TARGETS USE_EXPAND variable."
-		ewarn
-		ewarn "Library will continue to be built in \"dummy\" mode,"
-		ewarn "serving as a non-functional placeholder for end-user applications."
-	fi
-}
-
-src_prepare() {
-	local shebangs=($(grep -rl "#!/usr/bin/env python3" tensilelite/Tensile || die))
-	python_fix_shebang -q ${shebangs[*]}
-
-	rocm_use_clang
-	sed -e "s:\${rocm_path}/bin/amdclang++:${CXX}:" \
-		-i library/src/amd_detail/rocblaslt/src/kernels/compile_code_object.sh \
-		-i tensilelite/Tensile/Ops/gen_assembly.sh || die
-
-	# Fix compiler validation (just a validation)
-	sed "s/amdclang/$(basename "$CC")/g" \
-		-i tensilelite/Tensile/Utilities/Toolchain.py || die
-
-	cmake_src_prepare
-}
-
-src_configure() {
-	rocm_use_clang
-
-	# too many warnings
-	append-cxxflags -Wno-explicit-specialization-storage-class
-
-	local targets="$(get_amdgpu_flags)"
-	local build_with_tensile=$([ "${AMDGPU_TARGETS[@]}" = "" ] && echo OFF || echo ON )
-
-	local mycmakeargs=(
-		-DROCM_SYMLINK_LIBS=OFF
-		-DBUILD_WITH_TENSILE="${build_with_tensile}"
-		-DTensile_COMPILER=${CXX}
-		-DAMDGPU_TARGETS="${targets}"
-		-DBUILD_CLIENTS_TESTS=$(usex test ON OFF)
-		-DBUILD_CLIENTS_BENCHMARKS="$(usex benchmark ON OFF)"
-		-DPython_EXECUTABLE="${PYTHON}"
-		-DHIPBLASLT_ENABLE_MARKER="$(usex roctracer ON OFF)"
-		-Wno-dev
-	)
-
-	cmake_src_configure
-}
-
-src_compile() {
-	local -x ROCM_PATH="${EPREFIX}/usr"
-	# set PYTHONPATH to load Tensile from virtualenv, not the system-wide one
-	local -x PYTHONPATH="${S}_build/virtualenv/lib/${EPYTHON}/site-packages"
-	local -x TENSILE_ROCM_ASSEMBLER_PATH="$(get_llvm_prefix)/bin/clang++"
-	# TensileCreateLibrary reads CMAKE_CXX_COMPILER again
-	local -x CMAKE_CXX_COMPILER="$(get_llvm_prefix)/bin/clang++"
-	cmake_src_compile
-}
-
-src_install() {
-	cmake_src_install
-
-	# Stop llvm-strip from removing .strtab section from *.hsaco files,
-	# otherwise rocclr/elf/elf.cpp complains with "failed: null sections(STRTAB)" and crashes
-	dostrip -x /usr/$(get_libdir)/hipblaslt/library/
-}
-
-src_test() {
-	check_amdgpu
-
-	# Expected time for 7900 XTX: 340s (full) or 5s with GTEST_FILTER='*quick*'
-	# Fails in `MatrixTransformTest.MultipleDevices` in dGPU+iGPU combination
-	HIP_VISIBLE_DEVICES=0 cmake_src_test
-}