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Radeon RX Vega M GH and GeForce GTX 660 - video card comparison


Passmark - benchmark score Radeon RX Vega M GH vs GeForce GTX 660

Radeon RX Vega M GH
6767
GeForce GTX 660
4119

Radeon RX Vega M GH

GeForce GTX 660


Architecture
Vega (2017−2021)
Kepler (2012−2018)

GPU code name
Vega Kaby Lake-G
GK106

Market segment
Laptop
Desktop

Release date
January 2018
September 2012

Bus support
-
PCI Express 3.0

Interface
IGP
PCIe 3.0 x16

Supplementary power connectors
-
One 6-pin

SLI options
-
+

Boost clock speed
1190 MHz
1033 MHz

Core clock speed
1063 MHz
980 MHz

CUDA cores
-
960

Floating-point performance
3,656 gflops
1,981 gflops

Manufacturing process technology
14 nm
28 nm

Number of transistors
5,000 million
2,540 million

Pipelines / CUDA cores
1536
960

Power consumption (TDP)
100 Watt
140 Watt

Texture fill rate
114.2
78.4 billion/sec

Memory type
HBM2
GDDR5

Maximum RAM amount
4 GB
2 GB

Memory bus width
1024 Bit
192-bit GDDR5

Memory clock speed
1600 MHz
6.0 GB/s

Memory bandwidth
204.8 GB/s
144.2 GB/s

Shared memory
-
-

Display Connectors
No outputs
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort

Multi monitor support
-
4 displays

HDMI
-
+

HDCP
-
+

Maximum VGA resolution
-
2048x1536

Audio input for HDMI
-
Internal

DirectX
12 (12_0)
12 (11_0)

CUDA
-
+

OpenCL
2.0
1.2

OpenGL
4.6
4.3

Shader Model
6.4
5.1

Vulkan
1.2.131
1.1.126

3D Blu-Ray
-
+

3D Gaming
-
+

3D Vision
-
+