Radeon HD 8970M and GeForce GT 650M - video card comparison
Passmark - benchmark score Radeon HD 8970M vs GeForce GT 650M
Radeon HD 8970M
3992
GeForce GT 650M
1241
Radeon HD 8970M
GeForce GT 650M
Architecture
GCN (2011−2017)
Kepler (2012−2018)
GPU code name
Neptune
N13E-GE
Market segment
Laptop
Laptop
Release date
May 2013
March 2012
Bus support
-
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Boost clock speed
900 MHz
900 MHz
Core clock speed
850 MHz
Up to 900 MHz
CUDA cores
-
384
Floating-point performance
2,304 gflops
652.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
1,270 million
Pipelines / CUDA cores
1280
384
Power consumption (TDP)
100 Watt
45 Watt
Texture fill rate
72.00
Up to 27.2 billion/sec
Memory type
GDDR5
DDR3\GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
128bit
Memory clock speed
4800 MHz
1800 - 4000 MHz
Memory bandwidth
153.6 GB/s
Up to 80.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
12 (11_1)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
1.2.131
1.1.126
3D Blu-Ray
-
+
Optimus
-
+