Show SQL SERVER CPU Utilization

DECLARE @ts_now bigint;

SELECT @ts_now = cpu_ticks / CONVERT(float, cpu_ticks_in_ms)
FROM sys.dm_os_sys_info
SELECT TOP(1) SQLProcessUtilization AS [SQL Server Process CPU Utilization],
       SystemIdle AS [System Idle Process],
       100 - SystemIdle - SQLProcessUtilization AS [Other Process CPU Utilization],
       DATEADD(ms, -1 * (@ts_now - [timestamp]), GETDATE()) AS [Event Time]
FROM
  (SELECT record.value('(./Record/@id)[1]', 'int') AS record_id,
          record.value('(./Record/SchedulerMonitorEvent/SystemHealth/SystemIdle)[1]', 'int') AS [SystemIdle],
          record.value('(./Record/SchedulerMonitorEvent/SystemHealth/ProcessUtilization)[1]', 'int') AS [SQLProcessUtilization],
          [timestamp]
   FROM
     (SELECT [timestamp],
             CONVERT(XML, record) AS [record]
      FROM sys.dm_os_ring_buffers
      WHERE ring_buffer_type = N'RING_BUFFER_SCHEDULER_MONITOR'
        AND record LIKE '%<SystemHealth>%') AS x) AS y
ORDER BY record_id DESC