GeForce GTX 660 and Radeon R5 M320 - video card comparison
Passmark - benchmark score GeForce GTX 660 vs Radeon R5 M320
GeForce GTX 660
4119
Radeon R5 M320
462
GeForce GTX 660
Radeon R5 M320
Architecture
Kepler (2012−2018)
GCN 2.0 (2013−2017)
GPU code name
GK106
Exo UL/ULT/ULP
Market segment
Desktop
Laptop
Release date
September 2012
May 2015
Bus support
PCI Express 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
One 6-pin
-
SLI options
+
-
Boost clock speed
1033 MHz
855 MHz
Compute units
-
5
Core clock speed
980 MHz
855 MHz
CUDA cores
960
-
Floating-point performance
1,981 gflops
547.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,540 million
690 million
Pipelines / CUDA cores
960
320
Power consumption (TDP)
140 Watt
unknown
Texture fill rate
78.4 billion/sec
17.10
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
192-bit GDDR5
64 Bit
Memory clock speed
6.0 GB/s
1000 MHz
Memory bandwidth
144.2 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
DirectX® 12
CUDA
+
-
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.3
4.4
Shader Model
5.1
5.1
Vulkan
1.1.126
+
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+