230523

test/macTest.py

@@ -0,0 +1,6 @@
+import torch
+
+print(torch.backends.mps.is_available())
+print(torch.backends.mps.is_built())
+
+print(torch.device("mps"))

test/performance.py

@@ -0,0 +1,29 @@
+import torch
+import time
+
+print(torch.__version__)
+print(torch.backends.mps.is_available())
+print(torch.cuda.is_available())
+
+a = torch.randn(10000,1000)
+b = torch.randn(1000,2000)
+
+t0 = time.time()
+c = torch.matmul(a, b)
+t1 = time.time()
+print(a.device,t1-t0,c.norm(2))
+
+device = torch.device('mps')
+
+a = a.to(device)
+b = b.to(device)
+
+t0 = time.time()
+c = torch.matmul(a, b)
+t1 = time.time()
+print(a.device,t1-t0,c.norm(2))
+
+t0 = time.time()
+c = torch.matmul(a, b)
+t1 = time.time()
+print(a.device,t1-t0,c.norm(2))