2x Radeon Pro W6800X vs AMD Radeon Pro SSG
2x Radeon Pro W6800X
$1,760
AMD Radeon Pro SSG
$9,999
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2x 3840 Shaders
64GB (2x 32GB) GDDR6
2087MHz
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4096 Shaders
4GB HBM
1050MHz
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Peak AI Performance
64.11 TFLOPS
FP16
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Peak AI Performance
8.6 TFLOPS
FP32
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FP32
32.06 TFLOPS
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FP32
8.6 TFLOPS
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FP16
64.11 TFLOPS
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-
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Form Factor
MPX
2x 4.0-Slots
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Form Factor
PCIe Card
2.0-Slots
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TDP
600W
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TDP
200W
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-
-
-
-
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Power Connectors
1x 6-Pin
1x 8-Pin
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-
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GB6 OpenCL N/A
0%
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GB6 Metal N/A
0%
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GB6 Metal N/A
0%
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GB6 Vulkan N/A
0%
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GB6 Vulkan N/A
0%
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GB5 OpenCL 100,295
33%
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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 137,155
76%
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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 625
106%
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OCT Metal N/A
0%
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Peak AI
Performance
64.11 TFLOPS
FP16
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Peak AI
Performance
8.6 TFLOPS
FP32
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FP16
64.11 TFLOPS
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FP32
32.06 TFLOPS
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-
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FP32
8.6 TFLOPS
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-
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FP64
2 TFLOPS
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FP64
540 GFLOPS
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Pixel
Fillrate
200.352 GPixel/s
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Pixel
Fillrate
67.2 GPixel/s
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Texture
Fillrate
500.88 GTexel/s
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Texture
Fillrate
268.8 GTexel/s
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Manufacturer
Apple
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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
GCN 3
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Family
Radeon Pro W
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Family
Radeon Pro
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Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XLA
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Codename
Fiji
-
Variant
Fiji XT GL
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Market Segment
Workstation
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Market Segment
Workstation
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Release Date
8/3/2021
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Release Date
7/26/2016
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Foundry
TSMC
-
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Foundry
TSMC
-
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Fabrication Node
N7
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Fabrication Node
28nm
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Die Size
2x 520 mm²
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Die Size
596 mm²
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Transistor Count
2x 26.8 Billion
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Transistor Count
8.9 Billion
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Transistor Density
51.56M/mm²
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Transistor Density
14.93M/mm²
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Form
MPX
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Form
PCIe Card
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Shading Units
2x 3840 Shaders
-
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Shading Units
4096 Shaders
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Texture Mapping Units
2x 240 TMUs
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Texture Mapping Units
256 TMUs
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Render Output Units
2x 96 ROPs
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Render Output Units
64 ROPs
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Ray-Tracing Cores
2x 60 RT-Cores
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Compute Units
2x 60 CUs
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Compute Units
64 CUs
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Graphics Processing Clusters
2x 4 GPCs
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1800MHz Base
2087MHz
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1050MHz
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L0
32KB/WGP
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L1
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128KB/Array
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L1
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16KB/CU
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L2
4MB Shared
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L2
2MB Shared
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L3
128MB Shared
1.66TB/s
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64GB (2x 32GB)
GDDR6
-
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4GB
HBM
-
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Bus Width
256Bit
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Bus Width
4096Bit
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Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
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Clock
500MHz
Transfer Rate
1GT/s
Bandwidth
512GB/s
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SSG
1TB
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TDP
600W
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TDP
200W
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Temp
100°C Max
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2x HDMI 2.0
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8x Thunderbolt 3 (40Gbps)
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3x DisplayPort 1.2
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1x HDMI 1.4
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Max Resolution
6016x3384
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Max Resolution
4096x2160
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Max Resolution Refresh Rate
60Hz
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Max Resolution Refresh Rate
60Hz
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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)
Not Supported
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Multi Monitor Support
6
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Multi Monitor Support
4
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Content Protection
HDCP 2.3
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Content Protection
HDCP 1.4
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Model
VCN 3.0
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Model
VCE 3.0
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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
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Model
UVD 6.0
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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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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
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Direct X
12
Direct 3D
12_0
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
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Shader Model
6.5
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GFX
10.3
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Shader Model
6.5
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GFX
8
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1x Fan
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Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
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Slots Required
4.0
PCIe Version
4.0
PCIe Lanes
16
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Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
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Multi GPU Support
Supported
Type
Infinity Fabric
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Multi GPU Support
Supported
Type
CrossFire XDMA
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Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
37 mm (1.46 in)
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