GeForce GTX 850M and Radeon RX 470D - video card comparison
GeForce GTX 850M
Radeon RX 470D
Architecture
Maxwell (2014−2018)
GCN 4.0 (2016−2020)
GPU code name
N15P-GT
Ellesmere
Market segment
Laptop
Desktop
Release date
March 2014
October 2016
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
-
1x 6-pin
SLI options
+
-
Boost clock speed
-
1206 MHz
Core clock speed
Up to 936 MHz
926 MHz
CUDA cores
640
-
Floating-point performance
1,155 gflops
4,322 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
1,870 million
5,700 million
Pipelines / CUDA cores
640
1792
Power consumption (TDP)
45 Watt
120 Watt
Texture fill rate
36.08
135.1
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
Up to 2500 MHz
6600 MHz
Memory bandwidth
80.0 GB/s
211.2 GB/s
Shared memory
-
-
Standard memory configuration
DDR3 or GDDR5
-
Display Connectors
No outputs
1x HDMI, 3x DisplayPort
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
+
7.1 channel HD audio on HDMI
+
-
DirectX
12 (11_0)
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
1.2.131
Ansel
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-