Radeon Pro 555X and GeForce GTX 675MX - video card comparison
Passmark - benchmark score Radeon Pro 555X vs GeForce GTX 675MX
Radeon Pro 555X
3332
GeForce GTX 675MX
2738
Radeon Pro 555X
GeForce GTX 675MX
Architecture
Polaris (2016−2019)
Kepler (2012−2018)
GPU code name
Polaris 21
N13E-GSR
Market segment
Mobile workstation
Laptop
Release date
June 2017
October 2012
Bus support
-
PCI Express 2.0
Interface
PCIe 3.0 x8
MXM-B (3.0)
Supplementary power connectors
None
None
SLI options
-
+
Core clock speed
855 MHz
600 MHz
CUDA cores
-
960
Floating-point performance
-
1,256 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
3,000 million
3,540 million
Pipelines / CUDA cores
768
960
Power consumption (TDP)
-
100 Watt
Texture fill rate
43.54
48.0 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
5080 MHz
1800 MHz
Memory bandwidth
81.6 GB/s
115.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
12 (12_0)
12 API
CUDA
-
+
OpenCL
2.0
1.1
OpenGL
4.6
4.5
Shader Model
6.4
5.1
Vulkan
1.2.131
1.1.126
FreeSync
+
-
Optimus
-
+