NVIDIA GeForce RTX 6080 vs AMD Radeon Instinct MI250
GPU Specs Compare
Graphics Card
Release Date
Jan 2027
Nov 2021
Generation
GeForce 60
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2300 MHz
1000 MHz
Boost Clock
2800 MHz
1700 MHz
Memory Clock
1875 MHz
1600 MHz
Memory
Memory Size
20GB
128GB
Memory Type
GDDR7
HBM2e
Memory Bus
320bit
8192bit
Bandwidth
1.20TB/s
3277GB/s
Render Config
SM Count
84
-
Shading Units
10752
13312
TMUs
336
832
ROPs
112
0
Tensor Cores
336
-
RT Cores
84
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
16 MB
Compute Units
-
208
Theoretical Performance
Pixel Rate
313.6 GPixel/s
0 MPixel/s
Texture Rate
940.8 GTexel/s
1414 GTexel/s
FP16 (half)
60.21 TFLOPS
362.1 TFLOPS
FP32 (float)
60.21 TFLOPS
45.26 TFLOPS
FP64 (double)
940.8 GFLOPS
45.26 TFLOPS
Graphics Processor
GPU Name
GR203
Aldebaran
GPU Variant
GR203-400-A1
Aldebaran
Architecture
Rubin
CDNA 2.0
Foundry
TSMC
TSMC
Process Size
3 nm
6 nm
Transistors
Unknown
58.2 billion
Die Size
Unknown
Unknown
Board Design
TDP
350W
500W
Suggested PSU
750 W
900 W
Outputs
1x HDMI 2.1b3x 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