Radeon Instinct MI250 vs Radeon Instinct MI50
We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250 and 8GB VRAM Radeon Instinct MI50 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Instinct MI250 's Advantages
More VRAM (128GB vs 8GB)
Larger VRAM bandwidth (3277GB/s vs 322.3GB/s)
11264 additional rendering cores
Radeon Instinct MI50 's Advantages
Released 3 years and 6 months late
Boost Clock has increased by 90% (3230MHz vs 1700MHz)
Lower TDP (150W vs 500W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI250
+71%
45260
Radeon Instinct MI50
26460
Graphics Card
Nov 2021
Release Date
May 2025
Radeon Instinct
Generation
Navi IV
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x8
Clock Speeds
1000 MHz
Base Clock
2220 MHz
1700 MHz
Boost Clock
3230 MHz
1600 MHz
Memory Clock
2518 MHz
Memory
128GB
Memory Size
8GB
HBM2e
Memory Type
GDDR6
8192bit
Memory Bus
128bit
3277GB/s
Bandwidth
322.3GB/s
Render Config
208
Compute Units
32
13312
Shading Units
2048
832
TMUs
128
0
ROPs
64
-
RT Cores
32
16 KB (per CU)
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
4 MB
-
L3 Cache
32 MB
Theoretical Performance
0 MPixel/s
Pixel Rate
206.7 GPixel/s
1414 GTexel/s
Texture Rate
413.4 GTexel/s
362.1 TFLOPS
FP16 (half)
52.92 TFLOPS
45.26 TFLOPS
FP32 (float)
26.46 TFLOPS
45.26 TFLOPS
FP64 (double)
826.9 GFLOPS
Board Design
500W
TDP
150W
900 W
Suggested PSU
450 W
No outputs
Outputs
1x HDMI 2.1b
3x DisplayPort 2.1a
2x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
Aldebaran
GPU Name
Navi 44
Aldebaran
GPU Variant
Navi 44 XT
CDNA 2.0
Architecture
RDNA 4.0
TSMC
Foundry
TSMC
6 nm
Process Size
4 nm
58.2 billion
Transistors
Unknown
Unknown
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
N/A
Shader Model
6.8
