GeForce GTX 950 and Radeon RX 550 Mobile - video card comparison
GeForce GTX 950
Radeon RX 550 Mobile
Architecture
Maxwell (2014−2018)
Polaris (2016−2019)
GPU code name
GM206
Polaris 12
Market segment
Desktop
Laptop
Release date
August 2015
March 2017
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Recommended system power (PSU)
350 Watt
-
Supplementary power connectors
1x 6-pins
-
SLI options
+
-
Boost clock speed
1188 MHz
1476 MHz
Core clock speed
1024 MHz
1287 MHz
CUDA cores
768
-
Floating-point performance
1,825 gflops
1,647 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,940 million
2,200 million
Pipelines / CUDA cores
768
640
Power consumption (TDP)
90 Watt
50 Watt
Texture fill rate
49.2 billion/sec
51.48
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
6.6 GB/s
6000 MHz
Memory bandwidth
105.6 GB/s
96 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12 (12_0)
CUDA
+
-
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
6.4
6.4
Vulkan
1.1.126
1.2.131
FreeSync
-
+
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-