Radeon HD 8670D and GeForce GT 620M - video card comparison
Passmark - benchmark score Radeon HD 8670D vs GeForce GT 620M
Radeon HD 8670D
545
GeForce GT 620M
447
Radeon HD 8670D
GeForce GT 620M
Architecture
Terascale 3 (2010−2013)
Fermi (2010−2014)
GPU code name
Richland
N13P-GLP / N13M-GS
Market segment
Desktop
Laptop
Release date
June 2013
March 2012
Bus support
-
PCI Express 2.0
Interface
IGP
PCIe 2.0 x16
Boost clock speed
950 MHz
715 MHz
Core clock speed
844 MHz
Up to 625 MHz
CUDA cores
-
96
Floating-point performance
-
253.4 gflops
Manufacturing process technology
32 nm
40 nm
Number of transistors
1,303 million
585 million
Pipelines / CUDA cores
384
96
Power consumption (TDP)
100 Watt
15 Watt
Texture fill rate
22.80
Up to 10.0 billion/sec
Memory type
System Shared
DDR3
Maximum RAM amount
System Shared
1 GB
Memory bus width
System Shared
Up to 128bit
Memory clock speed
System Shared
1800 MHz
Memory bandwidth
-
Up to 28.8 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
11.2 (11_0)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
N/A
N/A
3D Blu-Ray
-
+
Optimus
-
+