Tesla K20 vs Radeon Sky 500

Tesla K20
Radeon Sky 500
2496 Shaders
5GB GDDR5
617MHz
2x 1280 Shaders
2x 4GB GDDR5
950MHz
FP32
3.08 TFLOPS
FP32
4.86 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
225W
TDP
150W
Power Connectors
1x 6-Pin
1x 8-Pin
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Power Connectors
1x 6-Pin
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GB5 OpenCL - N/A
0%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal - N/A
0%
GB5 Metal - N/A
0%
GB5 Vulkan - N/A
0%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal - N/A
0%
OCT Metal - N/A
0%
Manufacturer
NVIDIA
Manufacturer
AMD
Chip Designer
NVIDIA
Chip Designer
AMD
Architecture
Kepler
Architecture
GCN 1
Family
Tesla K
Family
Radeon Sky
Codename
NVF0
GK110
Variant
GK110-885-KA-A1
Codename
Pitcairn
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Variant
Pitcairn XT GL
Market Segment
Server
Market Segment
Server
Release Date
2/18/2013
Release Date
4/1/2013
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
28nm
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Fabrication Node
28nm
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Die Size
561 mm²
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Die Size
2x 212 mm²
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Transistor Count
7.1 Billion
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Transistor Count
2x 2.8 Billion
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Transistor Density
12.62M/mm²
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Transistor Density
13.21M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
2496 Shaders
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Shading Units
2x 1280 Shaders
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Texture Mapping Units
208 TMUs
Texture Mapping Units
2x 80 TMUs
Render Output Units
40 ROPs
Render Output Units
2x 32 ROPs
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Streaming Multiprocessors
13 SMs
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Compute Units
2x 20 CUs
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575MHz Base
617MHz
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950MHz
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FP32
3.08 TFLOPS
FP32
4.86 TFLOPS
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FP64
1.03 TFLOPS
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FP64
0.3 TFLOPS
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Pixel Fillrate
24.694 GPixel/s
Pixel Fillrate
30.4 GPixel/s
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Texture Fillrate
128.409 GTexel/s
Texture Fillrate
76 GTexel/s
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L1
48KB/SM Tex
16KB/SM
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L1
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16KB/CU
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L2
1.5MB Shared
L2
512KB Shared
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5GB
GDDR5
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2x 4GB
GDDR5
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Bus Width
320Bit
Bus Width
256Bit
Clock
1300MHz
Transfer Rate
5.2GT/s
Bandwidth
208GB/s
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
153.6GB/s
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TDP
225W
TDP
150W
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No Ports
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1x DisplayPort 1.2
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Max Resolution
Unknown
Max Resolution
4096x2160
Max Resolution Refresh Rate
-
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
G-Sync
FreeSync
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Variable Refresh Rate
-
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
Unknown
Multi Monitor Support
3
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Model
NVENC 1
Model
VCE 1.0
Codec
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AVC (H.264)
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Codec
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AVC (H.264)
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Model
NVDEC 1
Model
UVD 4.0
Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Direct X
12
Direct 3D
11_0
Direct X
12
Direct 3D
11_1
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.5
CUDA
3.5
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PureVideo HD
VP5
VDPAU
Feature Set D
Shader Model
6.5
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GFX
6
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Power Connectors
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1x 6-Pin
1x 8-Pin
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Power Connectors
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1x 6-Pin
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Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
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Multi GPU Support
Supported
Type
2-way CrossFireX
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
39 mm (1.54 in)
Height
111 mm (4.37 in)
Width
242 mm (9.53 in)
Depth
20 mm (0.79 in)
Change Results