diff --git a/collector/cpu_linux.go b/collector/cpu_linux.go
index 95efdcb1..8c5c998e 100644
--- a/collector/cpu_linux.go
+++ b/collector/cpu_linux.go
@@ -38,6 +38,7 @@ type cpuCollector struct {
 	fs                 procfs.FS
 	cpu                *prometheus.Desc
 	cpuInfo            *prometheus.Desc
+	cpuFrequencyHz     *prometheus.Desc
 	cpuFlagsInfo       *prometheus.Desc
 	cpuBugsInfo        *prometheus.Desc
 	cpuGuest           *prometheus.Desc
@@ -96,6 +97,11 @@ func NewCPUCollector(logger log.Logger) (Collector, error) {
 			"CPU information from /proc/cpuinfo.",
 			[]string{"package", "core", "cpu", "vendor", "family", "model", "model_name", "microcode", "stepping", "cachesize"}, nil,
 		),
+		cpuFrequencyHz: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, cpuCollectorSubsystem, "frequency_hertz"),
+			"CPU frequency in hertz from /proc/cpuinfo.",
+			[]string{"package", "core", "cpu"}, nil,
+		),
 		cpuFlagsInfo: prometheus.NewDesc(
 			prometheus.BuildFQName(namespace, cpuCollectorSubsystem, "flag_info"),
 			"The `flags` field of CPU information from /proc/cpuinfo taken from the first core.",
@@ -184,7 +190,7 @@ func (c *cpuCollector) updateInfo(ch chan<- prometheus.Metric) error {
 	for _, cpu := range info {
 		ch <- prometheus.MustNewConstMetric(c.cpuInfo,
 			prometheus.GaugeValue,
-			cpu.CPUMHz,
+			1,
 			cpu.PhysicalID,
 			cpu.CoreID,
 			strconv.Itoa(int(cpu.Processor)),
@@ -197,6 +203,20 @@ func (c *cpuCollector) updateInfo(ch chan<- prometheus.Metric) error {
 			cpu.CacheSize)
 	}
 
+	cpuFreqEnabled, ok := collectorState["cpufreq"]
+	if !ok || cpuFreqEnabled == nil {
+		level.Warn(c.logger).Log("cpufreq key missing or nil value in collectorState map", err)
+	} else if !*cpuFreqEnabled {
+		for _, cpu := range info {
+			ch <- prometheus.MustNewConstMetric(c.cpuFrequencyHz,
+				prometheus.GaugeValue,
+				cpu.CPUMHz*1e6,
+				cpu.PhysicalID,
+				cpu.CoreID,
+				strconv.Itoa(int(cpu.Processor)))
+		}
+	}
+
 	if len(info) != 0 {
 		cpu := info[0]
 		if err := updateFieldInfo(cpu.Flags, c.cpuFlagsIncludeRegexp, c.cpuFlagsInfo, ch); err != nil {
diff --git a/collector/fixtures/e2e-output.txt b/collector/fixtures/e2e-output.txt
index 8aadc690..63a1bab7 100644
--- a/collector/fixtures/e2e-output.txt
+++ b/collector/fixtures/e2e-output.txt
@@ -311,14 +311,14 @@ node_cpu_guest_seconds_total{cpu="7",mode="nice"} 0.08
 node_cpu_guest_seconds_total{cpu="7",mode="user"} 0.09
 # HELP node_cpu_info CPU information from /proc/cpuinfo.
 # TYPE node_cpu_info gauge
-node_cpu_info{cachesize="8192 KB",core="0",cpu="0",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 799.998
-node_cpu_info{cachesize="8192 KB",core="0",cpu="4",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 799.989
-node_cpu_info{cachesize="8192 KB",core="1",cpu="1",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 800.037
-node_cpu_info{cachesize="8192 KB",core="1",cpu="5",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 800.083
-node_cpu_info{cachesize="8192 KB",core="2",cpu="2",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 800.01
-node_cpu_info{cachesize="8192 KB",core="2",cpu="6",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 800.017
-node_cpu_info{cachesize="8192 KB",core="3",cpu="3",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 800.028
-node_cpu_info{cachesize="8192 KB",core="3",cpu="7",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 800.03
+node_cpu_info{cachesize="8192 KB",core="0",cpu="0",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="0",cpu="4",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="1",cpu="1",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="1",cpu="5",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="2",cpu="2",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="2",cpu="6",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="3",cpu="3",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
+node_cpu_info{cachesize="8192 KB",core="3",cpu="7",family="6",microcode="0xb4",model="142",model_name="Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz",package="0",stepping="10",vendor="GenuineIntel"} 1
 # HELP node_cpu_isolated Whether each core is isolated, information from /sys/devices/system/cpu/isolated.
 # TYPE node_cpu_isolated gauge
 node_cpu_isolated{cpu="1"} 1