AMD Radeon Instinct MI100 vs NVIDIA GB10
GPU · Specs Compare
Graphics Card
Release Date
Nov 2020
Oct 2025
Generation
Radeon Instinct
Server Blackwell
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1000 MHz
1665 MHz
Boost Clock
1502 MHz
2418 MHz
Memory Clock
1200 MHz
1067 MHz
Memory
Memory Size
32GB
128GB
Memory Type
HBM2
LPDDR5X
Memory Bus
4096bit
256bit
Bandwidth
1229GB/s
273.2GB/s
Render Config
Compute Units
120
—
Shading Units
7680
6144
TMUs
480
384
ROPs
64
48
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
8 MB
50 MB
SM Count
—
48
Tensor Cores
—
384
RT Cores
—
48
Theoretical Performance
Pixel Rate
96.13 GPixel/s
116.1 GPixel/s
Texture Rate
721.0 GTexel/s
928.5 GTexel/s
FP16 (half)
184.6 TFLOPS
29.71 TFLOPS
FP32 (float)
23.07 TFLOPS
29.71 TFLOPS
FP64 (double)
11.54 TFLOPS
464.3 GFLOPS
Graphics Processor
GPU Name
Arcturus
GB20B
GPU Variant
Arcturus XL
—
Architecture
CDNA 1.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
3 nm
Transistors
25.6 billion
Unknown
Die Size
750 mm²
Unknown
Board Design
TDP
300W
140W
Suggested PSU
700 W
300 W
Outputs
No outputs
1x HDMI
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
N/A
N/A
OpenGL
N/A
N/A
OpenCL
2.1
3.0
Vulkan
N/A
N/A
Shader Model
N/A
N/A
CUDA
—
12.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.