Radeon Pro W6600X vs AMD Radeon PRO W6400

Radeon Pro W6600X $880
AMD Radeon PRO W6400 $229
2048 Shaders
8GB GDDR6
2395MHz
768 Shaders
4GB GDDR6
2331MHz
Peak AI Performance
19.62 TFLOPS
FP16
Peak AI Performance
7.16 TFLOPS
FP16
FP32
9.81 TFLOPS
FP32
3.58 TFLOPS
FP16
19.62 TFLOPS
FP16
7.16 TFLOPS
Form Factor
MPX
2.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
160W
TDP
50W
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GB6 Metal N/A
0%
GB6 Vulkan N/A
0%
GB5 OpenCL 92,405
30%
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 65,940
32%
GB5 Vulkan N/A
0%
OCT 2020.1 N/A
0%
OCT 2020.1 N/A
0%
OCT Metal 190
32%
OCT Metal N/A
0%
Peak AI Performance
19.62 TFLOPS
FP16
Peak AI Performance
7.16 TFLOPS
FP16
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FP16
19.62 TFLOPS
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FP16
7.16 TFLOPS
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FP32
9.81 TFLOPS
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FP32
3.58 TFLOPS
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FP64
610 GFLOPS
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FP64
220 GFLOPS
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Pixel Fillrate
153.28 GPixel/s
Pixel Fillrate
74.592 GPixel/s
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Texture Fillrate
306.56 GTexel/s
Texture Fillrate
111.888 GTexel/s
Manufacturer
Apple
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 2
Architecture
RDNA 2
Family
Radeon Pro W
Family
Radeon PRO W
Codename
Dimgrey Cavefish
Navi 23
Variant
Navi 23 XTA
Codename
Beige Goby
Navi 24
Variant
Navi 24 XL GL
Market Segment
Workstation
Market Segment
Workstation
Release Date
3/8/2022
Release Date
1/19/2022
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
N7
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Fabrication Node
N6
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Die Size
237 mm²
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Die Size
107 mm²
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Transistor Count
11.1 Billion
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Transistor Count
5.4 Billion
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Transistor Density
46.67M/mm²
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Transistor Density
50.47M/mm²
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Form
MPX
Form
PCIe Card
Shading Units
2048 Shaders
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Shading Units
768 Shaders
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Texture Mapping Units
128 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
64 ROPs
Render Output Units
32 ROPs
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Ray-Tracing Cores
32 RT-Cores
Ray-Tracing Cores
12 RT-Cores
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Compute Units
32 CUs
Compute Units
12 CUs
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Graphics Processing Clusters
2 GPCs
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1800MHz Base
2395MHz
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2331MHz
L0
32KB/WGP
L0
32KB/WGP
L1
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128KB/Array
L1
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128KB/Array
L2
2MB Shared
L2
1MB Shared
L3
32MB Shared
0.83TB/s
L3
16MB Shared
0.42TB/s
8GB
GDDR6
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4GB
GDDR6
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Bus Width
128Bit
Bus Width
64Bit
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
256GB/s
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
128GB/s
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TDP
160W
TDP
50W
Temp
100°C Max
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2x HDMI 2.0
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2x DisplayPort 1.4
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Max Resolution
6016x3384
Max Resolution
7680x4320
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
120Hz
Variable Refresh Rate
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FreeSync
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Variable Refresh Rate
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FreeSync
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Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
4
Multi Monitor Support
2
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
VCN 3.0
No Encoders
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Codec
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AVC (H.264)
HEVC (H.265)
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Model
VCN 3.0
Model
VCN 3.0
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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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
Direct X
12
Direct 3D
12_2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
Shader Model
6.5
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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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Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
8
Slots Required
1.0
PCIe Version
4.0
PCIe Lanes
4
Multi GPU Support
Supported
Type
Infinity Fabric
Multi GPU Support
Supported
Type
CrossFire XDMA
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Change Comparison