
Radeon R9 390 and Tesla K80 - video card comparison
Passmark - benchmark score Radeon R9 390 vs Tesla K80
Radeon R9 390
9182
Tesla K80
6028
Radeon R9 390
Tesla K80
Architecture
GCN 2.0 (2013−2017)
Kepler 2.0 (2013−2015)
GPU code name
Grenada
GK210
Market segment
Desktop
Workstation
Release date
June 2015
November 2014
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
1x 8-pin
Bridgeless CrossFire
1
-
Boost clock speed
1000 MHz
824 MHz
Core clock speed
-
562 MHz
Floating-point performance
5,120 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
6,200 million
7,100 million
Pipelines / CUDA cores
2560
2496
Power consumption (TDP)
275 Watt
300 Watt
Texture fill rate
160.0
171.4
Memory type
GDDR5
GDDR5
Maximum RAM amount
0 MB
12 GB
Memory bus width
512 Bit
384 Bit
Memory clock speed
1000 MHz
5012 MHz
Memory bandwidth
384 GB/s
240.6 GB/s
High bandwidth memory (HBM)
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
12 (11_1)
CUDA
-
3.7
Mantle
+
-
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.3
5.1
Vulkan
+
1.1.126
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-