NVIDIA RTX 6000D vs AMD Radeon Instinct MI250X
GPU · Specs Compare
Graphics Card
Release Date
Jul 2025
Nov 2021
Generation
Blackwell PRO W
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1992 MHz
1000 MHz
Boost Clock
2430 MHz
1700 MHz
Memory Clock
1560 MHz
1600 MHz
Memory
Memory Size
84GB
128GB
Memory Type
GDDR7
HBM2e
Memory Bus
448bit
8192bit
Bandwidth
1.40TB/s
3277GB/s
Render Config
SM Count
156
—
Shading Units
19968
14080
TMUs
624
880
ROPs
192
0
Tensor Cores
624
—
RT Cores
156
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
128 MB
16 MB
Compute Units
—
220
Theoretical Performance
Pixel Rate
466.6 GPixel/s
0 MPixel/s
Texture Rate
1516.3 GTexel/s
1496 GTexel/s
FP16 (half)
97.04 TFLOPS
383.0 TFLOPS
FP32 (float)
97.04 TFLOPS
47.87 TFLOPS
FP64 (double)
1.516 TFLOPS
47.87 TFLOPS
Graphics Processor
GPU Name
GB202
Aldebaran
Architecture
Blackwell 2.0
CDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
92.2 billion
58.2 billion
Die Size
750 mm²
Unknown
GPU Variant
—
Aldebaran XT
Board Design
TDP
600W
500W
Suggested PSU
1000 W
900 W
Outputs
4x DisplayPort 2.1b
No outputs
Power Connectors
1x 16-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.4
N/A
CUDA
12.0
—
Shader Model
6.9
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.