Radeon HD 7970 and GeForce GTX 750 - video card comparison
Passmark - benchmark score Radeon HD 7970 vs GeForce GTX 750
Radeon HD 7970
5405
GeForce GTX 750
3450
Radeon HD 7970
GeForce GTX 750
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Tahiti XT
GM107
Market segment
Desktop
Desktop
Release date
December 2011
February 2014
Bus support
PCIe 2.1 x16
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
Boost clock speed
925 MHz
1085 MHz
Core clock speed
-
1020 MHz
CUDA cores
-
512
Floating-point performance
3,789 gflops
1,111 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
1,870 million
Pipelines / CUDA cores
2048
512
Power consumption (TDP)
300 Watt
55 Watt
Maximum GPU temperature
-
95 °C
Texture fill rate
118.4
34.72
Memory type
GDDR5
GDDR5
Maximum RAM amount
6 GB
4 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
1375 MHz
5.0 GB/s
Memory bandwidth
264 GB/s
80 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
One Dual Link DVI-I, One Dual Link DVI-D, One mini-HDMI
Multi monitor support
-
3 displays
Eyefinity
+
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
-
-
Audio input for HDMI
-
Internal
DirectX
DirectX® 11
12 (11_0)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.1
Vulkan
-
1.1.126
3D Gaming
-
+
3D Vision
-
+
3D Vision Live
-
+
AppAcceleration
-
-
Blu Ray 3D
-
+
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-