NVIDIA RTX 6000D vs AMD Radeon RX 6800 3456SP
GPU Specs Compare
Graphics Card
Release Date
Jul 2025
Unknown
Generation
Blackwell PRO W
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1992 MHz
1700 MHz
Boost Clock
2430 MHz
2250 MHz
Memory Clock
1560 MHz
2000 MHz
Memory
Memory Size
84GB
16GB
Memory Type
GDDR7
GDDR6
Memory Bus
448bit
256bit
Bandwidth
1.40TB/s
512.0GB/s
Render Config
SM Count
156
-
Shading Units
19968
3456
TMUs
624
216
ROPs
192
96
Tensor Cores
624
-
RT Cores
156
54
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
128 MB
4 MB
Compute Units
-
54
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
466.6 GPixel/s
216.0 GPixel/s
Texture Rate
1516.3 GTexel/s
486.0 GTexel/s
FP16 (half)
97.04 TFLOPS
31.10 TFLOPS
FP32 (float)
97.04 TFLOPS
15.55 TFLOPS
FP64 (double)
1.516 TFLOPS
972.0 GFLOPS
Graphics Processor
GPU Name
GB202
Navi 21
Architecture
Blackwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
92.2 billion
26.8 billion
Die Size
750 mm²
520 mm²
GPU Variant
-
Navi 21 ES(215-121000066)
Board Design
TDP
600W
250W
Suggested PSU
1000 W
600 W
Outputs
4x DisplayPort 2.1b
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
1x 16-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.3
CUDA
12.0
-
Shader Model
6.9
6.8