NVIDIA RTX PRO 4000 Blackwell SFF vs 2x Radeon Pro W6800X Duo

NVIDIA RTX PRO 4000 Blackwell SFF
2x Radeon Pro W6800X Duo $12,000
8960 Shaders
24GB GDDR7
1337MHz
4x 3840 Shaders
128GB (4x 32GB) GDDR6
1970MHz
Peak AI Performance
766.69 TFLOPS
FP4 Tensor Sparse
Peak AI Performance
121.04 TFLOPS
FP16
FP32
23.96 TFLOPS
FP32
60.52 TFLOPS
FP16
23.96 TFLOPS
FP16
121.04 TFLOPS
Form Factor
PCIe Card
1.0-Slots
Form Factor
MPX
2x 4.0-Slots
TDP
70W
TDP
800W
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GB6 OpenCL N/A
0%
GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB6 Vulkan N/A
0%
GB6 Vulkan N/A
0%
GB5 OpenCL N/A
0%
GB5 OpenCL 94,670
31%
GB5 CUDA N/A
0%
GB5 CUDA N/A
0%
GB5 Metal N/A
0%
GB5 Metal 129,470
72%
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 1,180
200%
Peak AI Performance
766.69 TFLOPS
FP4 Tensor Sparse
Peak AI Performance
121.04 TFLOPS
FP16
FP4
383.35 TFLOPS Tensor
766.69 TFLOPS Tensor Sparse
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FP8
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191.67 TFLOPS Tensor (FP16 Accumulate)
383.34 TFLOPS Tensor (FP16 Accumulate) Sparse
191.67 TFLOPS Tensor (FP32 Accumulate)
383.34 TFLOPS Tensor (FP32 Accumulate) Sparse
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FP16
23.96 TFLOPS
95.84 TFLOPS Tensor (FP16 Accumulate)
191.67 TFLOPS Tensor (FP16 Accumulate) Sparse
95.84 TFLOPS Tensor (FP32 Accumulate)
191.67 TFLOPS Tensor (FP32 Accumulate) Sparse
FP16
121.04 TFLOPS
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FP32
23.96 TFLOPS
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FP32
60.52 TFLOPS
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FP64
370 GFLOPS
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FP64
3.78 TFLOPS
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BF16
23.96 TFLOPS
95.84 TFLOPS Tensor
191.67 TFLOPS Tensor Sparse
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TF32
47.92 TFLOPS Tensor
95.84 TFLOPS Tensor Sparse
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INT8
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191.67 TOPS Tensor
383.34 TOPS Tensor Sparse
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INT32
11.98 TOPS
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Ray Tracing
72.7 TOPS
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Pixel Fillrate
128.352 GPixel/s
Pixel Fillrate
189.12 GPixel/s
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Texture Fillrate
374.36 GTexel/s
Texture Fillrate
472.8 GTexel/s
Manufacturer
NVIDIA
Manufacturer
Apple
Chip Designer
NVIDIA
Chip Designer
AMD
Architecture
Blackwell
Architecture
RDNA 2
Family
RTX PRO Blackwell
Family
Radeon Pro W
Codename
NV193
GB203
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Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XLA
Market Segment
Workstation
Market Segment
Workstation
Release Date
8/11/2025
Release Date
8/3/2021
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
4NP
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Fabrication Node
N7
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Die Size
378 mm²
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Die Size
4x 520 mm²
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Transistor Count
45.6 Billion
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Transistor Count
4x 26.8 Billion
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Transistor Density
120.63M/mm²
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Transistor Density
51.56M/mm²
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Form
PCIe Card
Form
MPX
Shading Units
8960 Shaders
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Shading Units
4x 3840 Shaders
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Texture Mapping Units
280 TMUs
Texture Mapping Units
4x 240 TMUs
Render Output Units
96 ROPs
Render Output Units
4x 96 ROPs
Tensor Cores
280 T-Cores
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Ray-Tracing Cores
70 RT-Cores
Ray-Tracing Cores
4x 60 RT-Cores
Streaming Multiprocessors
70 SMs
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Compute Units
4x 60 CUs
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Graphics Processing Clusters
4x 4 GPCs
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790MHz Base
1337MHz
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1800MHz Base
1970MHz
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L0
32KB/WGP
L1
64KB/SM Tex
128KB/SM
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L1
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128KB/Array
L2
48MB Shared
L2
4MB Shared
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L3
128MB Shared
1.66TB/s
24GB
GDDR7
ECC
128GB (4x 32GB)
GDDR6
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Bus Width
192Bit
Bus Width
256Bit
Clock
1125MHz
Transfer Rate
18GT/s
Bandwidth
432GB/s
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
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TDP
70W
TDP
800W
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Temp
100°C Max
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4x DisplayPort 2.1
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2x HDMI 2.0
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8x Thunderbolt 3 (40Gbps)
Max Resolution
7680x4320
Max Resolution
6016x3384
Max Resolution Refresh Rate
165Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
G-Sync
FreeSync
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Variable Refresh Rate
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FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
4
Multi Monitor Support
8
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
2x NVENC 9
Model
VCN 3.0
Codec
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AVC (H.264)
HEVC (H.265)
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AV1
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Codec
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AVC (H.264)
HEVC (H.265)
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Model
2x NVDEC 6
Model
VCN 3.0
Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
VP8
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_3
Direct X
12
Direct 3D
12_2
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.8
CUDA
12.8
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PureVideo HD
VP13
VDPAU
Feature Set M
Shader Model
6.5
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GFX
10.3
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1x Fan
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Slots Required
1.0
PCIe Version
5.0
PCIe Lanes
16
Slots Required
4.0
PCIe Version
4.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
NVLink
Multi GPU Support
Supported
Type
Infinity Fabric
Height
69 mm (2.72 in)
Width
167 mm (6.57 in)
Depth
20 mm (0.79 in)
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Change Comparison