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GeForce GTX 980 Ti and Radeon R9 M390X - video card comparison


Passmark - benchmark score GeForce GTX 980 Ti vs Radeon R9 M390X

GeForce GTX 980 Ti
14228
Radeon R9 M390X
3705

GeForce GTX 980 Ti

Radeon R9 M390X


Architecture
Maxwell (2014−2018)
GCN 3 (2014−2016)

GPU code name
GM200
Amethyst (XT) / Tonga

Market segment
Desktop
Laptop

Release date
June 2015
June 2015

Bus support
PCI Express 3.0
PCIe 3.0

Interface
PCIe 3.0 x16
PCIe 3.0 x16

Recommended system power (PSU)
600 Watt
-

Supplementary power connectors
6-pin + 8-pin
None

SLI options
+
-

Boost clock speed
1075 MHz
-

Core clock speed
1000 MHz
723 MHz

CUDA cores
2816
-

Floating-point performance
6,060 gflops
2,961 gflops

Manufacturing process technology
28 nm
28 nm

Number of transistors
8,000 million
5,000 million

Pipelines / CUDA cores
2816
2048

Power consumption (TDP)
250 Watt
100 Watt

Texture fill rate
176 billion/sec
92.54

Memory type
GDDR5
GDDR5

Maximum RAM amount
6 GB
4 GB

Memory bus width
384 Bit
256 Bit

Memory clock speed
7.0 GB/s
-

Memory bandwidth
336.5 GB/s
160.0 GB/s

Shared memory
-
-

Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs

Multi monitor support
4 displays
-

Eyefinity
-
1

HDMI
+
-

HDCP
+
-

Maximum VGA resolution
2048x1536
-

G-SYNC support
+
-

Audio input for HDMI
Internal
-

DirectX
12 (12_1)
DirectX® 12

CUDA
+
-

Mantle
-
+

OpenCL
1.2
Not Listed

OpenGL
4.5
4.4

Shader Model
6.4
6.3

Vulkan
1.1.126
+

AppAcceleration
-
-

DualGraphics
-
1

Enduro
-
-

FreeSync
-
1

GameStream
+
-

GameWorks
+
-

GeForce ShadowPlay
+
-

GPU Boost
2.0
-

HD3D
-
+

PowerTune
-
+

Switchable graphics
-
1

TrueAudio
-
-

ZeroCore
-
+