2x FirePro D300 vs 2x FirePro D500

2x FirePro D300
2x FirePro D500
2x 1280 Shaders
2x 2GB GDDR5
850MHz
2x 1536 Shaders
2x 3GB GDDR5
725MHz
FP32
4.35 TFLOPS
FP32
4.45 TFLOPS
-
-
-
-
Form Factor
Mac Pro Card
-
Form Factor
Mac Pro Card
-
TDP
150W
TDP
220W
-
-
-
-
-
-
-
-
-
-
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
Pitcairn
-
Variant
Pitcairn XT GL
Codename
Tahiti
-
Variant
Tahiti LE GL
Market Segment
Workstation
Market Segment
Workstation
Release Date
1/18/2014
Release Date
1/18/2014
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
28nm
-
Fabrication Node
28nm
-
Die Size
2x 212 mm²
-
Die Size
2x 352 mm²
-
Transistor Count
2x 2.8 Billion
-
Transistor Count
2x 4.3 Billion
-
Transistor Density
13.21M/mm²
-
Transistor Density
12.25M/mm²
-
Form
Mac Pro Card
Form
Mac Pro Card
Shading Units
2x 1280 Shaders
-
Shading Units
2x 1536 Shaders
-
Texture Mapping Units
2x 80 TMUs
Texture Mapping Units
2x 96 TMUs
Render Output Units
2x 32 ROPs
Render Output Units
2x 32 ROPs
-
-
-
-
-
-
-
-
-
-
-
-
Compute Units
2x 20 CUs
Compute Units
2x 24 CUs
-
-
-
-
-
-
-
-
-
-
-
850MHz
-
-
-
725MHz
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FP32
4.35 TFLOPS
FP32
4.45 TFLOPS
-
-
-
-
FP64
0.27 TFLOPS
-
FP64
1.11 TFLOPS
-
-
-
-
-
-
-
-
-
Pixel Fillrate
27.2 GPixel/s
Pixel Fillrate
23.2 GPixel/s
-
-
-
-
Texture Fillrate
68 GTexel/s
Texture Fillrate
69.6 GTexel/s
-
-
-
-
L1
-
-
16KB/CU
-
L1
-
-
16KB/CU
-
L2
512KB Shared
L2
768KB Shared
-
-
-
-
-
-
2x 2GB
GDDR5
-
2x 3GB
GDDR5
-
Bus Width
256Bit
Bus Width
384Bit
Clock
1270MHz
Transfer Rate
5.1GT/s
Bandwidth
162.6GB/s
Clock
1270MHz
Transfer Rate
5.1GT/s
Bandwidth
243.8GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
150W
TDP
220W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
Max Resolution
4096x2160
Max Resolution
4096x2160
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
-
-
Variable Refresh Rate
-
-
-
Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
6
-
-
-
-
Model
VCE 1.0
Model
VCE 1.0
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
Model
UVD 4.0
Model
UVD 3.2
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_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
-
-
GFX
6
-
-
-
-
Shader Model
6.5
-
-
GFX
6
-
-
-
-
Not a Card
-
-
-
Not a Card
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PCIe Version
3.0
PCIe Lanes
16
-
-
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
2-way CrossFireX
Multi GPU Support
Supported
Type
2-way CrossFireX
-
-
-
-
-
-
-
-
-
-
-
-
Change Comparison