Radeon R9 390X and GeForce GTX 980 - video card comparison
Passmark - benchmark score Radeon R9 390X vs GeForce GTX 980
Radeon R9 390X
9722
GeForce GTX 980
11457
Radeon R9 390X
GeForce GTX 980
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Grenada XT
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
1050 MHz
1216 MHz
Core clock speed
-
1064 MHz
CUDA cores
-
2048
Floating-point performance
5,914 gflops
4,981 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
6,200 million
5,200 million
Pipelines / CUDA cores
2816
2048
Power consumption (TDP)
275 Watt
165 Watt
Texture fill rate
184.8
144 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
0 MB
4 GB
Memory bus width
512 Bit
256 Bit
Memory clock speed
1050 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
+
-
Number of Eyefinity displays
6
-
VGA аnalog display support
-
+
DisplayPort Multimode (DP++) support
-
+
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
4.5
Shader Model
6.3
6.4
Vulkan
+
1.1.126
AppAcceleration
-
-
BatteryBoost
-
+
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
GameStream
-
+
GameWorks
-
+
GeForce ShadowPlay
-
+
GPU Boost
-
2.0
H.264, VC1, MPEG2 1080p video decoder
-
+
HD3D
-
-
Optimus
-
+
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-