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
|
-
-
|
-
-
|
Form Factor
Soldered
-
|
Form Factor
Soldered
-
|
TDP
100W
|
TDP
75W
|
-
-
-
-
-
|
-
-
-
-
-
|
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
-
Variant
Wimbledon Pro
|
Codename
Bonaire
-
Variant
Strato XT
|
Market Segment
Laptop
|
Market Segment
Laptop
|
Release Date
5/5/2015
|
Release Date
5/5/2015
|
Foundry
TSMC
-
|
Foundry
TSMC
-
|
Fabrication Node
28nm
-
|
Fabrication Node
28nm
-
|
Die Size
212 mm²
-
|
Die Size
160 mm²
-
|
Transistor Count
2.8 Billion
-
|
Transistor Count
2.1 Billion
-
|
Transistor Density
13.21M/mm²
-
|
Transistor Density
13.00M/mm²
-
|
Form
Soldered
|
Form
Soldered
|
Shading Units
1024 Shaders
-
|
Shading Units
896 Shaders
-
|
Texture Mapping Units
64 TMUs
|
Texture Mapping Units
56 TMUs
|
Render Output Units
32 ROPs
|
Render Output Units
16 ROPs
|
-
-
|
-
-
|
-
-
|
-
-
|
-
-
|
-
-
|
Compute Units
16 CUs
|
Compute Units
14 CUs
|
-
-
|
-
-
|
-
-
|
-
-
|
-
-
-
958MHz
|
-
-
-
1100MHz
|
-
-
|
-
-
|
-
-
-
|
-
-
-
|
-
-
-
|
-
-
-
|
-
-
-
|
-
-
-
|
FP32
1.96 TFLOPS
|
FP32
1.97 TFLOPS
|
-
-
|
-
-
|
FP64
0.12 TFLOPS
-
|
FP64
0.12 TFLOPS
-
|
-
-
|
-
-
|
-
-
-
|
-
-
-
|
Pixel Fillrate
30.656 GPixel/s
|
Pixel Fillrate
17.6 GPixel/s
|
-
-
|
-
-
|
Texture Fillrate
61.312 GTexel/s
|
Texture Fillrate
61.6 GTexel/s
|
-
-
|
-
-
|
L1
-
-
16KB/CU
-
|
L1
-
-
16KB/CU
-
|
L2
512KB Shared
|
L2
256KB Shared
|
-
-
-
|
-
-
-
|
2GB
GDDR5
-
|
4GB
GDDR5
-
|
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
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
TDP
100W
|
TDP
75W
|
-
-
|
-
-
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
-
FreeSync
-
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
Multi Monitor Support
3
|
Multi Monitor Support
3
|
-
-
|
Content Protection
HDCP 1.4
|
Model
VCE 1.0
|
Model
VCE 2.0
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
|
Model
UVD 4.0
|
Model
UVD 4.2
|
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
12_0
|
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
7
-
-
-
-
|
Not a Card
-
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-
|
Not a Card
-
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-
|
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-
-
-
-
|
-
-
-
-
-
-
-
-
|
-
-
PCIe Version
3.0
PCIe Lanes
16
|
-
-
PCIe Version
3.0
PCIe Lanes
16
|
-
-
-
-
|
-
-
-
-
|
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-
|
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