2x Radeon Pro W6800X Duo vs 2x Radeon Pro Vega II Duo

2x Radeon Pro W6800X Duo $12,000
2x Radeon Pro Vega II Duo $11,200
4x 3840 Shaders
4x 32GB GDDR6
1970MHz
4x 4096 Shaders
4x 32GB HBM2
1720MHz
FP32
60.52 TFLOPS
FP32
56.36 TFLOPS
FP16
121.04 TFLOPS
FP16
112.72 TFLOPS
Form Factor
MPX
2x 4.0-Slots
Form Factor
MPX
2x 4.0-Slots
TDP
400W
TDP
475W
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GB5 OpenCL 94,670
31%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal 129,470
72%
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 1,180
200%
OCT Metal - N/A
0%
Manufacturer
Apple
Manufacturer
Apple
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 2
Architecture
GCN 5
Family
Radeon Pro W
Family
Radeon Pro Vega
Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XLA
Codename
Moonshot
Vega 20
Variant
Vega 20 XTXA
Market Segment
Workstation
Market Segment
Workstation
Release Date
8/3/2021
Release Date
12/1/2019
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
N7
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Fabrication Node
N7
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Die Size
4x 520 mm²
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Die Size
4x 331 mm²
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Transistor Count
4x 26.8 Billion
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Transistor Count
4x 13.2 Billion
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Transistor Density
51.56M/mm²
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Transistor Density
39.97M/mm²
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Form
MPX
Form
MPX
Shading Units
4x 3840 Shaders
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Shading Units
4x 4096 Shaders
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Texture Mapping Units
4x 240 TMUs
Texture Mapping Units
4x 256 TMUs
Render Output Units
4x 96 ROPs
Render Output Units
4x 64 ROPs
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Ray-Tracing Cores
4x 60 RT-Cores
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Compute Units
4x 60 CUs
Compute Units
4x 64 CUs
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Graphics Processing Clusters
4x 4 GPCs
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1800MHz Base
1970MHz
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1720MHz
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FP16
121.04 TFLOPS
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FP16
112.72 TFLOPS
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FP32
60.52 TFLOPS
FP32
56.36 TFLOPS
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FP64
3.78 TFLOPS
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FP64
14.09 TFLOPS
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Pixel Fillrate
189.12 GPixel/s
Pixel Fillrate
110.08 GPixel/s
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Texture Fillrate
472.8 GTexel/s
Texture Fillrate
440.32 GTexel/s
L0
32KB/WGP
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L1
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128KB/Array
L1
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16KB/CU
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L2
4MB Shared
L2
4MB Shared
L3
128MB Shared
1.66TB/s
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4x 32GB
GDDR6
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4x 32GB
HBM2
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Bus Width
256Bit
Bus Width
4096Bit
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
Clock
1000MHz
Transfer Rate
2GT/s
Bandwidth
1024GB/s
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TDP
400W
TDP
475W
Temp
100°C Max
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2x HDMI 2.0
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8x Thunderbolt 3 (40Gbps)
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2x HDMI 2.0
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8x Thunderbolt 3 (40Gbps)
Max Resolution
6016x3384
Max Resolution
7680x4320
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
8
Multi Monitor Support
3
Content Protection
HDCP 2.3
Content Protection
HDCP 2.2
Model
VCN 3.0
Model
VCE 4.1
Codec
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AVC (H.264)
HEVC (H.265)
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Codec
-
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AVC (H.264)
HEVC (H.265)
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Model
VCN 3.0
Model
UVD 7.2
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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AVC (H.264)
HEVC (H.265)
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Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_1
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
2.1
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
9
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Slots Required
4.0
PCIe Version
4.0
PCIe Lanes
16
Slots Required
4.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
Infinity Fabric
Multi GPU Support
Supported
Type
CrossFire XDMA
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Change Comparison