AMD Radeon PRO W7800 vs AMD Radeon PRO W6400

AMD Radeon PRO W7800 $2,499
AMD Radeon PRO W6400 $229
4480 Shaders
32GB GDDR6
2525MHz
768 Shaders
4GB GDDR6
2331MHz
Peak AI Performance
180.99 TOPS
INT4 Tensor
Peak AI Performance
7.16 TFLOPS
FP16
FP32
45.25 TFLOPS
FP32
3.58 TFLOPS
FP16
90.5 TFLOPS
FP16
7.16 TFLOPS
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
260W
TDP
50W
Power Connectors
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2x 8-Pin
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GB6 Metal N/A
0%
GB6 Metal N/A
0%
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%
Peak AI Performance
180.99 TOPS
INT4 Tensor
Peak AI Performance
7.16 TFLOPS
FP16
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FP16
90.5 TFLOPS
45.25 TFLOPS Tensor (FP16 Accumulate)
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45.25 TFLOPS Tensor (FP32 Accumulate)
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FP16
7.16 TFLOPS
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FP32
45.25 TFLOPS
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FP32
3.58 TFLOPS
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FP64
1.41 TFLOPS
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FP64
220 GFLOPS
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BF16
90.5 TFLOPS
45.25 TFLOPS Tensor
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INT4
180.99 TOPS Tensor
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INT8
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45.25 TOPS Tensor
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INT32
22.62 TOPS
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Pixel Fillrate
323.2 GPixel/s
Pixel Fillrate
74.592 GPixel/s
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Texture Fillrate
707 GTexel/s
Texture Fillrate
111.888 GTexel/s
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 3
Architecture
RDNA 2
Family
Radeon PRO W
Family
Radeon PRO W
Codename
Plum Bonito
Navi 31
Variant
Navi 31 XL GL
Codename
Beige Goby
Navi 24
Variant
Navi 24 XL GL
Market Segment
Workstation
Market Segment
Workstation
Release Date
4/13/2023
Release Date
1/19/2022
Foundry
TSMC
TSMC Memory Cache Die
Foundry
TSMC
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Fabrication Node
N5
N6 Memory Cache Die
Fabrication Node
N6
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Die Size
304 mm²
6x 38 mm² Memory Cache Die
Die Size
107 mm²
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Transistor Count
45.4 Billion
6x 2.1 Billion Memory Cache Die
Transistor Count
5.4 Billion
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Transistor Density
149.17M/mm²
54.64M/mm² Memory Cache Die
Transistor Density
50.47M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
4480 Shaders
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Shading Units
768 Shaders
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Texture Mapping Units
280 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
128 ROPs
Render Output Units
32 ROPs
Tensor Cores
140 T-Cores
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Ray-Tracing Cores
70 RT-Cores
Ray-Tracing Cores
12 RT-Cores
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Compute Units
70 CUs
Compute Units
12 CUs
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2525MHz
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2331MHz
L0
64KB/WGP
L0
32KB/WGP
L1
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256KB/Array
L1
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128KB/Array
L2
6MB Shared
L2
1MB Shared
L3
64MB Shared
2.33TB/s
L3
16MB Shared
0.42TB/s
32GB
GDDR6
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4GB
GDDR6
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Bus Width
256Bit
Bus Width
64Bit
Clock
2250MHz
Transfer Rate
18GT/s
Bandwidth
576GB/s
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
128GB/s
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TDP
260W
TDP
50W
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1x mini-DisplayPort 2.1
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3x DisplayPort 2.1
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2x DisplayPort 1.4
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Max Resolution
15360x8640
Max Resolution
7680x4320
Max Resolution Refresh Rate
165Hz
Max Resolution Refresh Rate
120Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
3
Multi Monitor Support
2
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
VCN 4.0
No Encoders
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Codec
-
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VP9
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AVC (H.264)
HEVC (H.265)
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AV1
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Model
VCN 4.0
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
2.2
Vulkan
1.3
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
Shader Model
6.7
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GFX
11
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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
Power Connectors
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2x 8-Pin
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Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
16
Slots Required
1.0
PCIe Version
4.0
PCIe Lanes
4
Multi GPU Support
Supported
Type
CrossFire XDMA
Multi GPU Support
Supported
Type
CrossFire XDMA
Height
110 mm (4.33 in)
Width
280 mm (11.02 in)
Depth
40 mm (1.57 in)
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Change Comparison