lsmod

root@idefix:/home/plnt# lsmod  | grep radeon
radeon               1511424  1
ttm                    98304  1 radeon
i2c_algo_bit           16384  2 i915_bpo,radeon
drm_kms_helper        139264  2 i915_bpo,radeon
drm                   360448  12 ttm,i915_bpo,drm_kms_helper,radeon
root@idefix:/home/plnt# lspci | grep -i graphic
00:02.0 VGA compatible controller: Intel Corporation HD Graphics 520 (rev 07)