Radeon HD 6870 and GeForce GTX 750 Ti OEM - video card comparison
Radeon HD 6870
GeForce GTX 750 Ti OEM
Architecture
Terascale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
RV940 Barts
GK106
Market segment
Desktop
Desktop
Release date
October 2010
-
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
None
Boost clock speed
900 MHz
1098 MHz
Core clock speed
-
1033 MHz
Floating-point performance
2,016.0 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,700 million
2,540 million
Pipelines / CUDA cores
1120
960
Power consumption (TDP)
151 Watt
150 Watt
Texture fill rate
50.40
87.84
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1050 MHz
6 GB/s
Memory bandwidth
134.4 GB/s
192.3 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
3.0
Mantle
-
-
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.5 (5.1)
Vulkan
-
1.2.175
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-