Tesla K8 vs Radeon Sky 500
Tesla K8
Radeon Sky 500
|
2x 1536 Shaders
2x 8GB GDDR5
693MHz
|
2x 1280 Shaders
2x 4GB GDDR5
950MHz
|
|
FP32
4.26 TFLOPS
|
FP32
4.86 TFLOPS
|
|
-
-
|
-
-
|
|
Form Factor
PCIe Card
1.0-Slots
|
Form Factor
PCIe Card
1.0-Slots
|
|
TDP
100W
|
TDP
150W
|
|
Power Connectors
1x 6-Pin
-
-
-
|
Power Connectors
1x 6-Pin
-
-
-
|
|
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
NVE4
GK104
-
-
|
Codename
Pitcairn
-
Variant
Pitcairn XT GL
|
|
Market Segment
Server
|
Market Segment
Server
|
|
Release Date
5/1/2012
|
Release Date
4/1/2013
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
|
|
Fabrication Node
28nm
-
|
Fabrication Node
28nm
-
|
|
Die Size
2x 294 mm²
-
|
Die Size
2x 212 mm²
-
|
|
Transistor Count
2x 3.5 Billion
-
|
Transistor Count
2x 2.8 Billion
-
|
|
Transistor Density
12.04M/mm²
-
|
Transistor Density
13.21M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
2x 1536 Shaders
-
|
Shading Units
2x 1280 Shaders
-
|
|
Texture Mapping Units
2x 128 TMUs
|
Texture Mapping Units
2x 80 TMUs
|
|
Render Output Units
2x 32 ROPs
|
Render Output Units
2x 32 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Streaming Multiprocessors
2x 8 SMs
|
-
-
|
|
-
-
|
Compute Units
2x 20 CUs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
-
693MHz
|
-
-
-
950MHz
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
FP32
4.26 TFLOPS
|
FP32
4.86 TFLOPS
|
|
-
-
|
-
-
|
|
FP64
0.18 TFLOPS
-
|
FP64
0.3 TFLOPS
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
Pixel Fillrate
22.176 GPixel/s
|
Pixel Fillrate
30.4 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
88.704 GTexel/s
|
Texture Fillrate
76 GTexel/s
|
|
-
-
|
-
-
|
|
L1
48KB/SM Tex
16KB/SM
-
-
|
L1
-
-
16KB/CU
-
|
|
L2
512KB Shared
|
L2
512KB Shared
|
|
-
-
-
|
-
-
-
|
|
2x 8GB
GDDR5
-
|
2x 4GB
GDDR5
-
|
|
Bus Width
256Bit
|
Bus Width
256Bit
|
|
Clock
1250MHz
Transfer Rate
5GT/s
Bandwidth
160GB/s
|
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
153.6GB/s
|
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
|
TDP
100W
|
TDP
150W
|
|
-
-
|
-
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
Max Resolution
Unknown
|
Max Resolution
4096x2160
|
|
Max Resolution Refresh Rate
-
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
G-Sync
FreeSync
-
|
Variable Refresh Rate
-
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
Unknown
|
Multi Monitor Support
3
|
|
-
-
|
-
-
|
|
Model
NVENC 1
|
Model
VCE 1.0
|
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Model
NVDEC 1
|
Model
UVD 4.0
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
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
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
|
Shader Model
6.5
-
-
GFX
6
-
-
-
-
|
|
-
-
-
1x Fan
|
-
-
-
-
|
|
Power Connectors
-
-
1x 6-Pin
-
-
-
-
|
Power Connectors
-
-
1x 6-Pin
-
-
-
-
|
|
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
-
-
|
Multi GPU Support
Supported
Type
2-way CrossFireX
|
|
Height
111 mm (4.37 in)
Width
241 mm (9.49 in)
Depth
20 mm (0.79 in)
|
Height
111 mm (4.37 in)
Width
242 mm (9.53 in)
Depth
20 mm (0.79 in)
|
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