GeForce GTX 750 and Radeon R9 255 OEM - video card comparison
GeForce GTX 750
Radeon R9 255 OEM
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
GM107
Cape Verde
Market segment
Desktop
Desktop
Release date
February 2014
December 2013
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
1085 MHz
930 MHz
Core clock speed
1020 MHz
900 MHz
CUDA cores
512
-
Floating-point performance
1,111 gflops
952.3 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
1,500 million
Pipelines / CUDA cores
512
512
Power consumption (TDP)
55 Watt
65 Watt
Maximum GPU temperature
95 °C
-
Texture fill rate
34.72
29.76
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5.0 GB/s
4600 MHz
Memory bandwidth
80 GB/s
73.6 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One mini-HDMI
No outputs
Multi monitor support
3 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_1)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.2.131
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-
Blu Ray 3D
+
-