AMD Radeon PRO W6400 vs AMD Radeon PRO W6600
AMD Radeon PRO W6400
$229
AMD Radeon PRO W6600
$649
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768 Shaders
4GB GDDR6
2331MHz
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1792 Shaders
8GB GDDR6
2903MHz
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Peak AI Performance
7.16 TFLOPS
FP16
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Peak AI Performance
20.81 TFLOPS
FP16
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FP32
3.58 TFLOPS
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FP32
10.4 TFLOPS
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FP16
7.16 TFLOPS
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FP16
20.81 TFLOPS
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Form Factor
PCIe Card
1.0-Slots
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Form Factor
PCIe Card
1.0-Slots
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TDP
50W
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TDP
130W
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-
-
-
-
-
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Power Connectors
1x 6-Pin
-
-
-
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GB6 Metal N/A
0%
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GB5 OpenCL N/A
0%
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GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
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GB5 Vulkan N/A
0%
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GB5 Vulkan N/A
0%
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OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
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OCT Metal N/A
0%
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OCT Metal N/A
0%
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Peak AI
Performance
7.16 TFLOPS
FP16
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Peak AI
Performance
20.81 TFLOPS
FP16
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FP16
7.16 TFLOPS
-
-
-
-
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FP16
20.81 TFLOPS
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-
-
-
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FP32
3.58 TFLOPS
-
-
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FP32
10.4 TFLOPS
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-
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FP64
220 GFLOPS
-
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FP64
650 GFLOPS
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Pixel
Fillrate
74.592 GPixel/s
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Pixel
Fillrate
185.792 GPixel/s
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-
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-
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Texture
Fillrate
111.888 GTexel/s
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Texture
Fillrate
325.136 GTexel/s
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Manufacturer
AMD
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Manufacturer
AMD
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Chip Designer
AMD
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Chip Designer
AMD
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Architecture
RDNA 2
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Architecture
RDNA 2
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Family
Radeon PRO W
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Family
Radeon PRO W
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Codename
Beige Goby
Navi 24
Variant
Navi 24 XL GL
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Codename
Dimgrey Cavefish
Navi 23
Variant
Navi 23 XLE GL
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Market Segment
Workstation
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Market Segment
Workstation
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Release Date
1/19/2022
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Release Date
6/8/2021
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Foundry
TSMC
-
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Foundry
TSMC
-
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Fabrication Node
N6
-
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Fabrication Node
N7
-
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Die Size
107 mm²
-
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Die Size
237 mm²
-
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Transistor Count
5.4 Billion
-
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Transistor Count
11.1 Billion
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Transistor Density
50.47M/mm²
-
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Transistor Density
46.67M/mm²
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Form
PCIe Card
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Form
PCIe Card
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Shading Units
768 Shaders
-
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Shading Units
1792 Shaders
-
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Texture Mapping Units
48 TMUs
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Texture Mapping Units
112 TMUs
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Render Output Units
32 ROPs
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Render Output Units
64 ROPs
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-
-
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-
-
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Ray-Tracing Cores
12 RT-Cores
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Ray-Tracing Cores
28 RT-Cores
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-
-
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-
-
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Compute Units
12 CUs
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Compute Units
28 CUs
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-
-
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-
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-
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-
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2331MHz
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-
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2331MHz Base
2903MHz
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L0
32KB/WGP
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L0
32KB/WGP
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L1
-
-
-
128KB/Array
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L1
-
-
-
128KB/Array
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L2
1MB Shared
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L2
2MB Shared
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L3
16MB Shared
0.42TB/s
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L3
32MB Shared
0.83TB/s
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4GB
GDDR6
-
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8GB
GDDR6
-
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Bus Width
64Bit
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Bus Width
128Bit
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Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
128GB/s
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Clock
1750MHz
Transfer Rate
14GT/s
Bandwidth
224GB/s
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TDP
50W
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TDP
130W
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2x DisplayPort 1.4
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4x DisplayPort 1.4
-
-
-
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-
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Max Resolution
7680x4320
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Max Resolution
7680x4320
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Max Resolution Refresh Rate
120Hz
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Max Resolution Refresh Rate
120Hz
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Variable Refresh Rate
-
FreeSync
-
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Variable Refresh Rate
-
FreeSync
-
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Display Stream Compression (DSC)
Supported
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Display Stream Compression (DSC)
Supported
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Multi Monitor Support
2
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Multi Monitor Support
4
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Content Protection
HDCP 2.3
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Content Protection
HDCP 2.3
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No Encoders
-
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Model
VCN 3.0
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Codec
-
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AVC (H.264)
HEVC (H.265)
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-
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-
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Model
VCN 3.0
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Model
VCN 3.0
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
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VP9
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AVC (H.264)
HEVC (H.265)
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AV1
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-
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
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VP9
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AVC (H.264)
HEVC (H.265)
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AV1
-
-
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Direct X
12
Direct 3D
12_2
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Direct X
12
Direct 3D
12_2
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OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
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Shader Model
6.7
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GFX
10.3
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Shader Model
6.7
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GFX
10.3
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1x Fan
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1x Fan
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Power Connectors
-
-
1x 6-Pin
-
-
-
-
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Slots Required
1.0
PCIe Version
4.0
PCIe Lanes
4
|
Slots Required
1.0
PCIe Version
4.0
PCIe Lanes
8
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Multi GPU Support
Supported
Type
CrossFire XDMA
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Multi GPU Support
Supported
Type
CrossFire XDMA
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Height
111 mm (4.37 in)
Width
241 mm (9.49 in)
Depth
20 mm (0.79 in)
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