Radeon R9 390 and GeForce GTX 750 Ti - video card comparison
Passmark - benchmark score Radeon R9 390 vs GeForce GTX 750 Ti
Radeon R9 390
9182
GeForce GTX 750 Ti
4020
Radeon R9 390
GeForce GTX 750 Ti
Architecture
GCN 2.0 (2013−2017)
Maxwell (2014−2018)
GPU code name
Grenada
GM107
Market segment
Desktop
Desktop
Release date
June 2015
February 2014
Bus support
PCIe 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
None
Bridgeless CrossFire
1
-
Boost clock speed
1000 MHz
1085 MHz
Core clock speed
-
1020 MHz
CUDA cores
-
640
Floating-point performance
5,120 gflops
1,389 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
6,200 million
1,870 million
Pipelines / CUDA cores
2560
640
Power consumption (TDP)
275 Watt
60 Watt
Texture fill rate
160.0
43.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
0 MB
4 GB
Memory bus width
512 Bit
128 Bit
Memory clock speed
1000 MHz
5.4 GB/s
Memory bandwidth
384 GB/s
86.4 GB/s
High bandwidth memory (HBM)
-
-
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
One Dual Link DVI-I, One Dual Link DVI-D, One mini-HDMI
Multi monitor support
-
4 displays
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
+
-
Audio input for HDMI
-
Internal
DirectX
DirectX® 12
12 (11_0)
CUDA
-
+
Mantle
+
-
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.3
5.1
Vulkan
+
1.1.126
3D Gaming
-
+
3D Vision
-
+
3D Vision Live
-
+
AppAcceleration
-
-
Blu Ray 3D
-
+
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-