Radeon R9 M390 vs Radeon R9 M385X

Radeon R9 M390
Radeon R9 M385X
1024 Shaders
2GB GDDR5
958MHz
896 Shaders
4GB GDDR5
1100MHz
FP32
1.96 TFLOPS
FP32
1.97 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
100W
TDP
75W
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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
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
GCN 1
Architecture
GCN 2
Family
Radeon R 300
Family
Radeon R 300
Codename
Pitcairn
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Variant
Wimbledon Pro
Codename
Bonaire
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Variant
Strato XT
Market Segment
Laptop
Market Segment
Laptop
Release Date
5/5/2015
Release Date
5/5/2015
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
212 mm²
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Die Size
160 mm²
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Transistor Count
2.8 Billion
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Transistor Count
2.1 Billion
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Transistor Density
13.21M/mm²
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Transistor Density
13.00M/mm²
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Form
Soldered
Form
Soldered
Shading Units
1024 Shaders
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Shading Units
896 Shaders
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Texture Mapping Units
64 TMUs
Texture Mapping Units
56 TMUs
Render Output Units
32 ROPs
Render Output Units
16 ROPs
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Compute Units
16 CUs
Compute Units
14 CUs
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958MHz
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1100MHz
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FP32
1.96 TFLOPS
FP32
1.97 TFLOPS
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FP64
0.12 TFLOPS
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FP64
0.12 TFLOPS
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Pixel Fillrate
30.656 GPixel/s
Pixel Fillrate
17.6 GPixel/s
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Texture Fillrate
61.312 GTexel/s
Texture Fillrate
61.6 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
512KB Shared
L2
256KB Shared
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2GB
GDDR5
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4GB
GDDR5
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Bus Width
256Bit
Bus Width
128Bit
Clock
1365MHz
Transfer Rate
5.5GT/s
Bandwidth
174.7GB/s
Clock
1500MHz
Transfer Rate
6GT/s
Bandwidth
96GB/s
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TDP
100W
TDP
75W
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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
-
FreeSync
-
Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
3
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Content Protection
HDCP 1.4
Model
VCE 1.0
Model
VCE 2.0
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 4.0
Model
UVD 4.2
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
12_0
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
7
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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
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Change Results