diff --git a/benchmark/core/fiber-creation.rb b/benchmark/core/fiber-creation.rb
new file mode 100644
index 00000000..f871ddd2
--- /dev/null
+++ b/benchmark/core/fiber-creation.rb
@@ -0,0 +1,25 @@
+puts RUBY_VERSION
+
+times = []
+
+10.times do
+	start_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)
+	
+	fibers = 10_000.times.map do
+		Fiber.new do
+			true
+		end
+	end
+	
+	fibers.each(&:resume)
+	
+	duration = Process.clock_gettime(Process::CLOCK_MONOTONIC) - start_time
+	duration_us = duration * 1_000_000
+	duration_per_iteration = duration_us / fibers.size
+	
+	times << duration_per_iteration
+	puts "Fiber duration: #{duration_per_iteration.round(2)}us"
+end
+
+puts "Average: #{(times.sum / times.size).round(2)}us"
+puts "   Best: #{times.min.round(2)}us"
diff --git a/benchmark/core/results.md b/benchmark/core/results.md
new file mode 100644
index 00000000..06d71c18
--- /dev/null
+++ b/benchmark/core/results.md
@@ -0,0 +1,164 @@
+## Ruby 2.6.10
+
+```
+samuel@aiko ~/P/s/a/b/core (main)> ruby fiber-creation.rb
+2.6.10
+Fiber duration: 3.34us
+Fiber duration: 2.57us
+Fiber duration: 2.06us
+Fiber duration: 2.23us
+Fiber duration: 1.96us
+Fiber duration: 2.13us
+Fiber duration: 1.99us
+Fiber duration: 2.13us
+Fiber duration: 1.97us
+Fiber duration: 1.98us
+Average: 2.23us
+   Best: 1.96us
+samuel@aiko ~/P/s/a/b/core (main)> ruby thread-creation.rb
+2.6.10
+Thread duration: 47.01us
+Thread duration: 44.85us
+Thread duration: 50.91us
+Thread duration: 45.06us
+Thread duration: 47.04us
+Thread duration: 48.75us
+Thread duration: 52.04us
+Thread duration: 54.62us
+Thread duration: 48.35us
+Thread duration: 50.79us
+Average: 48.94us
+   Best: 44.85us
+```
+
+## Ruby 2.7.7
+
+```
+samuel@aiko ~/P/s/a/b/core (main)> ruby fiber-creation.rb
+2.7.7
+Fiber duration: 0.93us
+Fiber duration: 0.89us
+Fiber duration: 0.81us
+Fiber duration: 0.83us
+Fiber duration: 0.82us
+Fiber duration: 0.77us
+Fiber duration: 0.73us
+Fiber duration: 0.79us
+Fiber duration: 0.88us
+Fiber duration: 0.8us
+Average: 0.83us
+   Best: 0.73us
+samuel@aiko ~/P/s/a/b/core (main)> ruby thread-creation.rb
+2.7.7
+Thread duration: 13.44us
+Thread duration: 11.32us
+Thread duration: 11.05us
+Thread duration: 10.71us
+Thread duration: 9.22us
+Thread duration: 9.89us
+Thread duration: 9.48us
+Thread duration: 10.25us
+Thread duration: 9.92us
+Thread duration: 9.52us
+Average: 10.48us
+   Best: 9.22us
+```
+
+## Ruby 3.0.4
+
+```
+samuel@aiko ~/P/s/a/b/core (main)> ruby fiber-creation.rb
+3.0.4
+Fiber duration: 0.88us
+Fiber duration: 0.85us
+Fiber duration: 0.78us
+Fiber duration: 0.76us
+Fiber duration: 0.81us
+Fiber duration: 0.71us
+Fiber duration: 0.87us
+Fiber duration: 0.89us
+Fiber duration: 0.76us
+Fiber duration: 0.96us
+Average: 0.83us
+   Best: 0.71us
+samuel@aiko ~/P/s/a/b/core (main)> ruby thread-creation.rb
+3.0.4
+Thread duration: 13.72us
+Thread duration: 10.92us
+Thread duration: 9.97us
+Thread duration: 9.44us
+Thread duration: 9.28us
+Thread duration: 9.38us
+Thread duration: 9.31us
+Thread duration: 9.45us
+Thread duration: 9.4us
+Thread duration: 9.39us
+Average: 10.03us
+   Best: 9.28us
+```
+
+## Ruby 3.1.3
+
+```
+samuel@aiko ~/P/s/a/b/core (main)> ruby fiber-creation.rb
+3.1.3
+Fiber duration: 0.94us
+Fiber duration: 0.89us
+Fiber duration: 0.86us
+Fiber duration: 0.87us
+Fiber duration: 0.71us
+Fiber duration: 0.78us
+Fiber duration: 0.79us
+Fiber duration: 0.91us
+Fiber duration: 0.75us
+Fiber duration: 0.75us
+Average: 0.82us
+   Best: 0.71us
+samuel@aiko ~/P/s/a/b/core (main)> ruby thread-creation.rb
+3.1.3
+Thread duration: 13.42us
+Thread duration: 11.78us
+Thread duration: 11.84us
+Thread duration: 10.92us
+Thread duration: 10.98us
+Thread duration: 9.34us
+Thread duration: 11.2us
+Thread duration: 11.29us
+Thread duration: 14.21us
+Thread duration: 11.86us
+Average: 11.68us
+   Best: 9.34us
+```
+
+## Ruby 3.2.1
+
+```
+samuel@aiko ~/P/s/a/b/core (main)> ruby fiber-creation.rb
+3.2.1
+Fiber duration: 1.07us
+Fiber duration: 0.91us
+Fiber duration: 0.83us
+Fiber duration: 0.86us
+Fiber duration: 0.81us
+Fiber duration: 0.83us
+Fiber duration: 0.82us
+Fiber duration: 0.83us
+Fiber duration: 0.84us
+Fiber duration: 0.81us
+Average: 0.86us
+   Best: 0.81us
+samuel@aiko ~/P/s/a/b/core (main)> ruby thread-creation.rb
+3.2.1
+Thread duration: 13.3us
+Thread duration: 11.71us
+Thread duration: 13.17us
+Thread duration: 10.61us
+Thread duration: 8.94us
+Thread duration: 11.99us
+Thread duration: 12.63us
+Thread duration: 12.04us
+Thread duration: 10.63us
+Thread duration: 12.73us
+Average: 11.77us
+   Best: 8.94us
+```
diff --git a/benchmark/core/thread-creation.rb b/benchmark/core/thread-creation.rb
new file mode 100644
index 00000000..638a8b7d
--- /dev/null
+++ b/benchmark/core/thread-creation.rb
@@ -0,0 +1,25 @@
+puts RUBY_VERSION
+
+times = []
+
+10.times do
+	start_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)
+	
+	threads = 20_000.times.map do
+		Thread.new do
+			true
+		end
+	end
+	
+	threads.each(&:join)
+	
+	duration = Process.clock_gettime(Process::CLOCK_MONOTONIC) - start_time
+	duration_us = duration * 1_000_000
+	duration_per_iteration = duration_us / threads.size
+	
+	times << duration_per_iteration
+	puts "Thread duration: #{duration_per_iteration.round(2)}us"
+end
+
+puts "Average: #{(times.sum / times.size).round(2)}us"
+puts "   Best: #{times.min.round(2)}us"