Radeon R9 280X and Tesla K20m - video card comparison
Passmark - benchmark score Radeon R9 280X vs Tesla K20m
Radeon R9 280X
6012
Tesla K20m
4565
Radeon R9 280X
Tesla K20m
Architecture
GCN (2011−2017)
Kepler (2012−2018)
GPU code name
Thaiti XTL
GK110
Market segment
Desktop
Workstation
Release date
October 2013
January 2013
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
1x 6-pin + 1x 8-pin
Boost clock speed
1000 MHz
-
Core clock speed
-
706 MHz
Floating-point performance
4,096 gflops
3,524 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
7,080 million
Pipelines / CUDA cores
2048
2496
Power consumption (TDP)
250 Watt
225 Watt
Texture fill rate
128.0
146.8
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
5 GB
Memory bus width
384 Bit
320 Bit
Memory clock speed
-
5200 MHz
Memory bandwidth
288 GB/s
208.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
+
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
12 (11_0)
CUDA
-
3.5
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
+
1.1.126
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-