GeForce GTX 750 Ti and Radeon HD 6870 1600SP Edition - video card comparison
GeForce GTX 750 Ti
Radeon HD 6870 1600SP Edition
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
GM107
Cypress
Market segment
Desktop
Desktop
Release date
February 2014
January 2013
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
2x 6-pin
Boost clock speed
1085 MHz
-
Core clock speed
1020 MHz
850 MHz
CUDA cores
640
-
Floating-point performance
1,389 gflops
2,720 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
2,154 million
Pipelines / CUDA cores
640
1600
Power consumption (TDP)
60 Watt
175 Watt
Texture fill rate
43.40
68.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
5.4 GB/s
4200 MHz
Memory bandwidth
86.4 GB/s
134.4 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One mini-HDMI
2x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-
Blu Ray 3D
+
-