diff --git a/.chloggen/fix-parsing-error-windows-resourcedetection.yaml b/.chloggen/fix-parsing-error-windows-resourcedetection.yaml
new file mode 100644
index 000000000000..e56b6e9e9eb8
--- /dev/null
+++ b/.chloggen/fix-parsing-error-windows-resourcedetection.yaml
@@ -0,0 +1,27 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: bug_fix
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: processor/resourcedetection
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Don't parse the field `cpuInfo.Model` if it's blank.
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+issues: [27678]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# If your change doesn't affect end users or the exported elements of any package,
+# you should instead start your pull request title with [chore] or use the "Skip Changelog" label.
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: []
diff --git a/processor/resourcedetectionprocessor/internal/system/system.go b/processor/resourcedetectionprocessor/internal/system/system.go
index 9b6fa25bc64c..63aec3aaaddb 100644
--- a/processor/resourcedetectionprocessor/internal/system/system.go
+++ b/processor/resourcedetectionprocessor/internal/system/system.go
@@ -153,11 +153,16 @@ func setHostCPUInfo(d *Detector, cpuInfo cpu.InfoStat) error {
 	}
 	d.rb.SetHostCPUFamily(family)
 
-	model, err := strconv.ParseInt(cpuInfo.Model, 10, 64)
-	if err != nil {
-		return fmt.Errorf("failed to convert cpuinfo model to integer: %w", err)
+	// For windows, this field is left blank. See https://github.com/shirou/gopsutil/blob/v3.23.9/cpu/cpu_windows.go#L113
+	// Skip setting modelId if the field is blank.
+	// ISSUE: https://github.com/open-telemetry/opentelemetry-collector-contrib/issues/27675
+	if cpuInfo.Model != "" {
+		model, err := strconv.ParseInt(cpuInfo.Model, 10, 64)
+		if err != nil {
+			return fmt.Errorf("failed to convert cpuinfo model to integer: %w", err)
+		}
+		d.rb.SetHostCPUModelID(model)
 	}
-	d.rb.SetHostCPUModelID(model)
 
 	d.rb.SetHostCPUModelName(cpuInfo.ModelName)
 	d.rb.SetHostCPUStepping(int64(cpuInfo.Stepping))