Radeon R9 390 and GeForce GTX 970 - video card comparison
Passmark - benchmark score Radeon R9 390 vs GeForce GTX 970
Radeon R9 390
9182
GeForce GTX 970
9932
Radeon R9 390
GeForce GTX 970
Architecture
GCN 2.0 (2013−2017)
Maxwell (2014−2018)
GPU code name
Grenada
GM204
Market segment
Desktop
Desktop
Release date
June 2015
September 2014
Bus support
PCIe 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
-
500 Watt
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
2x 6-pins
SLI options
-
+
Bridgeless CrossFire
1
-
Boost clock speed
1000 MHz
1178 MHz
Core clock speed
-
1050 MHz
CUDA cores
-
1664
Floating-point performance
5,120 gflops
3,920 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
6,200 million
5,200 million
Pipelines / CUDA cores
2560
1664
Power consumption (TDP)
275 Watt
145 Watt
Maximum GPU temperature
-
98 °C
Texture fill rate
160.0
109 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
0 MB
4 GB
Memory bus width
512 Bit
256 Bit
Memory clock speed
1000 MHz
7.0 GB/s
Memory bandwidth
384 GB/s
224 GB/s
High bandwidth memory (HBM)
-
-
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
Multi monitor support
-
4 displays
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
+
-
G-SYNC support
-
+
Audio input for HDMI
-
Internal
DirectX
DirectX® 12
12 (12_1)
CUDA
-
+
Mantle
+
-
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.3
6.4
Vulkan
+
1.1.126
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
GameStream
-
+
GameWorks
-
+
GeForce ShadowPlay
-
+
GPU Boost
-
2.0
HD3D
-
-
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-