NVIDIA GRID A100A vs AMD Radeon Instinct MI50
We compared two Professional market GPUs: 48GB VRAM GRID A100A and 8GB VRAM Radeon Instinct MI50 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID A100A 's Advantages
More VRAM (48GB vs 8GB)
Larger VRAM bandwidth (1866GB/s vs 322.3GB/s)
4864 additional rendering cores
AMD Radeon Instinct MI50 's Advantages
Released 5 years late
Boost Clock has increased by 221% (3230MHz vs 1005MHz)
Lower TDP (150W vs 400W)
Score
Benchmark
FP32 (float)
GRID A100A
13.89 TFLOPS
Radeon Instinct MI50
+90%
26.46 TFLOPS
Graphics Card
May 2020
Release Date
May 2025
GRID
Generation
Navi IV
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x8
Clock Speeds
900 MHz
Base Clock
2220 MHz
1005 MHz
Boost Clock
3230 MHz
1215 MHz
Memory Clock
2518 MHz
Memory
48GB
Memory Size
8GB
HBM2e
Memory Type
GDDR6
6144bit
Memory Bus
128bit
1866GB/s
Bandwidth
322.3GB/s
Render Config
-
Compute Units
32
108
SM Count
-
6912
Shading Units
2048
432
TMUs
128
192
ROPs
64
432
Tensor Cores
-
-
RT Cores
32
192 KB (per SM)
L1 Cache
16 KB (per CU)
48 MB
L2 Cache
4 MB
-
L3 Cache
32 MB
Theoretical Performance
193.0 GPixel/s
Pixel Rate
206.7 GPixel/s
434.2 GTexel/s
Texture Rate
413.4 GTexel/s
55.57 TFLOPS
FP16 (half)
52.92 TFLOPS
13.89 TFLOPS
FP32 (float)
26.46 TFLOPS
6.947 TFLOPS
FP64 (double)
826.9 GFLOPS
Board Design
400W
TDP
150W
800 W
Suggested PSU
450 W
No outputs
Outputs
1x HDMI 2.1b
3x DisplayPort 2.1a
None
Power Connectors
1x 8-pin
Graphics Processor
GA100
GPU Name
Navi 44
-
GPU Variant
Navi 44 XT
Ampere
Architecture
RDNA 4.0
TSMC
Foundry
TSMC
7 nm
Process Size
4 nm
54.2 billion
Transistors
Unknown
826 mm²
Die Size
153 mm²
Graphics Features
N/A
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
3.0
OpenCL
2.2
N/A
Vulkan
1.3
8.0
CUDA
-
N/A
Shader Model
6.8
