Radeon RX 480 vs Radeon R9 285X

Radeon RX 480
Radeon R9 285X
2304 Shaders
8GB GDDR5
1266MHz
2048 Shaders
3GB GDDR5
1002MHz
FP32
5.83 TFLOPS
FP32
4.1 TFLOPS
FP16
5.83 TFLOPS
-
-
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
150W
TDP
200W
Power Connectors
1x 6-Pin
-
-
-
Power Connectors
1x 6-Pin
1x 8-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
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
GCN 4
Architecture
GCN 3
Family
Radeon R 400
Family
Radeon R 200
Codename
Ellesmere
Polaris 10
Variant
Polaris 10 XT
Codename
Tonga
-
Variant
Tonga XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
6/29/2016
Release Date
9/2/2014
Foundry
GlobalFoundries
-
Foundry
TSMC
-
Fabrication Node
14LPP
-
Fabrication Node
28nm
-
Die Size
232 mm²
-
Die Size
359 mm²
-
Transistor Count
5.7 Billion
-
Transistor Count
5 Billion
-
Transistor Density
24.57M/mm²
-
Transistor Density
13.93M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
2304 Shaders
-
Shading Units
2048 Shaders
-
Texture Mapping Units
144 TMUs
Texture Mapping Units
128 TMUs
Render Output Units
32 ROPs
Render Output Units
32 ROPs
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-
-
-
-
-
-
-
Compute Units
36 CUs
Compute Units
32 CUs
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-
-
-
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-
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1120MHz Base
1266MHz
-
-
-
1002MHz
-
-
-
-
-
-
-
-
-
-
FP16
5.83 TFLOPS
-
-
-
-
-
-
-
-
-
-
FP32
5.83 TFLOPS
FP32
4.1 TFLOPS
-
-
-
-
FP64
0.36 TFLOPS
-
FP64
0.26 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
40.512 GPixel/s
Pixel Fillrate
32.064 GPixel/s
-
-
-
-
Texture Fillrate
182.304 GTexel/s
Texture Fillrate
128.256 GTexel/s
-
-
-
-
L1
-
-
16KB/CU
-
L1
-
-
16KB/CU
-
L2
2MB Shared
L2
768KB Shared
-
-
-
-
-
-
8GB
GDDR5
-
3GB
GDDR5
-
Bus Width
256Bit
Bus Width
384Bit
Clock
2000MHz
Transfer Rate
8GT/s
Bandwidth
256GB/s
Clock
1375MHz
Transfer Rate
5.5GT/s
Bandwidth
264GB/s
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-
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-
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-
TDP
150W
TDP
200W
-
-
-
-
-
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-
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-
-
-
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3x DisplayPort 1.4
-
-
-
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-
-
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-
1x HDMI 2.0
-
-
-
-
-
-
-
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-
-
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-
2x DVI-D Dual-Link
-
-
-
-
-
-
-
-
-
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-
1x DisplayPort 1.2
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.4
-
-
-
-
Max Resolution
5120x2880
Max Resolution
4096x2160
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
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 2.2
Content Protection
HDCP 1.4
Model
VCE 3.0
Model
VCE 3.0
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Model
UVD 6.3
Model
UVD 5.0
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
Direct X
12
Direct 3D
12_0
Direct X
12
Direct 3D
12_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.3
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.7
-
-
GFX
8
-
-
-
-
Shader Model
6.5
-
-
GFX
8
-
-
-
-
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-
1x Fan
-
-
-
1x Fan
Power Connectors
-
-
1x 6-Pin
-
-
-
-
Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
-
-
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
CrossFire XDMA
Multi GPU Support
Supported
Type
CrossFire XDMA
Height
95 mm (3.74 in)
Width
240 mm (9.45 in)
Depth
35 mm (1.38 in)
Height
110 mm (4.33 in)
Width
267 mm (10.51 in)
Depth
37 mm (1.46 in)
Change Results