Radeon RX 480 and GeForce GTX 745 OEM - video card comparison
Radeon RX 480
GeForce GTX 745 OEM
Architecture
Polaris (2016−2019)
Maxwell (2014−2018)
GPU code name
Polaris 10 Ellesmere
GM107
Market segment
Desktop
Desktop
Release date
June 2016
February 2014
Bus support
n/a
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
None
Bridgeless CrossFire
1
-
Boost clock speed
1266 MHz
-
Compute units
36
-
Core clock speed
1120 MHz
1033 MHz
Floating-point performance
5,834 gflops
793.3 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
1,870 million
Pipelines / CUDA cores
2304
384
Power consumption (TDP)
150 Watt
55 Watt
Texture fill rate
182.3
24.79
Memory type
GDDR5
DDR3
Maximum RAM amount
8 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
8000 MHz
1800 MHz
Memory bandwidth
224 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
-
HDMI
2.0
+
DisplayPort support
1.4HDR
-
DirectX
DirectX® 12
12 (11_0)
CUDA
-
5.0
Mantle
n/a
-
OpenCL
2.0
1.2
OpenGL
4.5
4.6
Shader Model
6.4
5.1
Vulkan
+
1.1.126
AppAcceleration
n/a
-
CrossFire
1
-
Enduro
n/a
-
FreeSync
+
-
FRTC
1
-
HD3D
n/a
-
LiquidVR
1
-
PowerTune
+
-
TressFX
1
-
TrueAudio
n/a
-
UVD
+
-
VCE
+
-
ZeroCore
+
-