NVIDIA RTX A6000 vs AMD Radeon Instinct MI50
We compared two Professional market GPUs: 48GB VRAM RTX A6000 and 8GB VRAM Radeon Instinct MI50 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A6000 's Advantages
More VRAM (48GB vs 8GB)
Larger VRAM bandwidth (768.0GB/s vs 322.3GB/s)
8704 additional rendering cores
AMD Radeon Instinct MI50 's Advantages
Released 4 years and 7 months late
Boost Clock has increased by 79% (3230MHz vs 1800MHz)
Lower TDP (150W vs 300W)
Score
Benchmark
FP32 (float)
RTX A6000
+46%
38.71 TFLOPS
Radeon Instinct MI50
26.46 TFLOPS
Graphics Card
Oct 2020
Release Date
May 2025
Quadro Ampere
Generation
Navi IV
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x8
Clock Speeds
1410 MHz
Base Clock
2220 MHz
1800 MHz
Boost Clock
3230 MHz
2000 MHz
Memory Clock
2518 MHz
Memory
48GB
Memory Size
8GB
GDDR6
Memory Type
GDDR6
384bit
Memory Bus
128bit
768.0GB/s
Bandwidth
322.3GB/s
Render Config
-
Compute Units
32
84
SM Count
-
10752
Shading Units
2048
336
TMUs
128
112
ROPs
64
336
Tensor Cores
-
84
RT Cores
32
128 KB (per SM)
L1 Cache
16 KB (per CU)
6 MB
L2 Cache
4 MB
-
L3 Cache
32 MB
Theoretical Performance
201.6 GPixel/s
Pixel Rate
206.7 GPixel/s
604.8 GTexel/s
Texture Rate
413.4 GTexel/s
38.71 TFLOPS
FP16 (half)
52.92 TFLOPS
38.71 TFLOPS
FP32 (float)
26.46 TFLOPS
604.8 GFLOPS
FP64 (double)
826.9 GFLOPS
Board Design
300W
TDP
150W
700 W
Suggested PSU
450 W
4x DisplayPort 1.4a
Outputs
1x HDMI 2.1b
3x DisplayPort 2.1a
8-pin EPS
Power Connectors
1x 8-pin
Graphics Processor
GA102
GPU Name
Navi 44
-
GPU Variant
Navi 44 XT
Ampere
Architecture
RDNA 4.0
Samsung
Foundry
TSMC
8 nm
Process Size
4 nm
28.3 billion
Transistors
Unknown
628 mm²
Die Size
153 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.2
1.3
Vulkan
1.3
8.6
CUDA
-
6.7
Shader Model
6.8
