2x FirePro D500 vs 2x FirePro D300

2x FirePro D500
2x FirePro D300
2x 1536 Shaders
2x 3GB GDDR5
725MHz
2x 1280 Shaders
2x 2GB GDDR5
850MHz
FP32
4.45 TFLOPS
FP32
4.35 TFLOPS
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Form Factor
Mac Pro Card
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Form Factor
Mac Pro Card
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TDP
220W
TDP
150W
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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
Apple
Manufacturer
Apple
Chip Designer
AMD
Chip Designer
AMD
Architecture
GCN 1
Architecture
GCN 1
Family
FirePro D
Family
FirePro D
Codename
Tahiti
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Variant
Tahiti LE GL
Codename
Pitcairn
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Variant
Pitcairn XT GL
Market Segment
Workstation
Market Segment
Workstation
Release Date
1/18/2014
Release Date
1/18/2014
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
2x 352 mm²
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Die Size
2x 212 mm²
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Transistor Count
2x 4.3 Billion
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Transistor Count
2x 2.8 Billion
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Transistor Density
12.25M/mm²
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Transistor Density
13.21M/mm²
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Form
Mac Pro Card
Form
Mac Pro Card
Shading Units
2x 1536 Shaders
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Shading Units
2x 1280 Shaders
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Texture Mapping Units
2x 96 TMUs
Texture Mapping Units
2x 80 TMUs
Render Output Units
2x 32 ROPs
Render Output Units
2x 32 ROPs
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Compute Units
2x 24 CUs
Compute Units
2x 20 CUs
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725MHz
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850MHz
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FP32
4.45 TFLOPS
FP32
4.35 TFLOPS
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FP64
1.11 TFLOPS
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FP64
0.27 TFLOPS
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Pixel Fillrate
23.2 GPixel/s
Pixel Fillrate
27.2 GPixel/s
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Texture Fillrate
69.6 GTexel/s
Texture Fillrate
68 GTexel/s
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L1
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16KB/CU
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L1
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16KB/CU
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L2
768KB Shared
L2
512KB Shared
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2x 3GB
GDDR5
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2x 2GB
GDDR5
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Bus Width
384Bit
Bus Width
256Bit
Clock
1270MHz
Transfer Rate
5.1GT/s
Bandwidth
243.8GB/s
Clock
1270MHz
Transfer Rate
5.1GT/s
Bandwidth
162.6GB/s
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TDP
220W
TDP
150W
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No Ports
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No Ports
Max Resolution
4096x2160
Max Resolution
4096x2160
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
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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
6
Multi Monitor Support
3
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Model
VCE 1.0
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
UVD 3.2
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_1
Direct X
12
Direct 3D
11_1
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.5
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GFX
6
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Shader Model
6.5
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GFX
6
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Not a Card
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Not a Card
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PCIe Version
3.0
PCIe Lanes
16
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PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
2-way CrossFireX
Multi GPU Support
Supported
Type
2-way CrossFireX
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Change Comparison