AMD Radeon Instinct MI50 vs NVIDIA RTX 4000 SFF Ada Generation
We compared two Professional market GPUs: 8GB VRAM Radeon Instinct MI50 and 16GB VRAM RTX 4000 SFF Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI50 's Advantages
Released 6 years and 6 months late
Boost Clock has increased by 85% (3230MHz vs 1746MHz)
Lower TDP (150W vs 300W)
NVIDIA RTX 4000 SFF Ada Generation 's Advantages
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (1.02TB/s vs 322.3GB/s)
1792 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Instinct MI50
+97%
26.46 TFLOPS
RTX 4000 SFF Ada Generation
13.41 TFLOPS
Graphics Card
May 2025
Release Date
Nov 2018
Navi IV
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 5.0 x8
Bus Interface
PCIe 4.0 x16
Clock Speeds
2220 MHz
Base Clock
1200 MHz
3230 MHz
Boost Clock
1746 MHz
2518 MHz
Memory Clock
1000 MHz
Memory
8GB
Memory Size
16GB
GDDR6
Memory Type
HBM2
128bit
Memory Bus
4096bit
322.3GB/s
Bandwidth
1.02TB/s
Render Config
32
Compute Units
60
-
SM Count
48
2048
Shading Units
3840
128
TMUs
240
64
ROPs
64
-
Tensor Cores
192
32
RT Cores
48
16 KB (per CU)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
4 MB
32 MB
L3 Cache
-
Theoretical Performance
206.7 GPixel/s
Pixel Rate
111.7 GPixel/s
413.4 GTexel/s
Texture Rate
419.0 GTexel/s
52.92 TFLOPS
FP16 (half)
26.82 TFLOPS
26.46 TFLOPS
FP32 (float)
13.41 TFLOPS
826.9 GFLOPS
FP64 (double)
6.705 TFLOPS
Board Design
150W
TDP
300W
450 W
Suggested PSU
700 W
1x HDMI 2.1b
3x DisplayPort 2.1a
Outputs
1x mini-DisplayPort 1.4a
1x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
Navi 44
GPU Name
Vega 20
Navi 44 XT
GPU Variant
Vega 20 GLXT
RDNA 4.0
Architecture
GCN 5.1
TSMC
Foundry
TSMC
4 nm
Process Size
7 nm
Unknown
Transistors
13.23 billion
153 mm²
Die Size
331 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.2
OpenCL
2.1
1.3
Vulkan
1.3
-
CUDA
8.9
6.8
Shader Model
6.7
