AMD Radeon Instinct MI50 vs NVIDIA GRID K2
We compared two Professional market GPUs: 8GB VRAM Radeon Instinct MI50 and 4GB VRAM GRID K2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI50 's Advantages
Released 12 years late
Boost Clock3230MHz
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (322.3GB/s vs 160.0GB/s)
512 additional rendering cores
Lower TDP (150W vs 225W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI50
+1055%
26.46 TFLOPS
GRID K2
2.289 TFLOPS
Graphics Card
May 2025
Release Date
May 2013
Navi IV
Generation
GRID
Professional
Type
Professional
PCIe 5.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
2220 MHz
Base Clock
-
3230 MHz
Boost Clock
-
2518 MHz
Memory Clock
1250 MHz
Memory
8GB
Memory Size
4GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
256bit
322.3GB/s
Bandwidth
160.0GB/s
Render Config
32
Compute Units
-
-
-
-
2048
Shading Units
1536
128
TMUs
128
64
ROPs
32
-
-
-
32
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
512 KB
32 MB
L3 Cache
-
Theoretical Performance
206.7 GPixel/s
Pixel Rate
23.84 GPixel/s
413.4 GTexel/s
Texture Rate
95.36 GTexel/s
52.92 TFLOPS
FP16 (half)
-
26.46 TFLOPS
FP32 (float)
2.289 TFLOPS
826.9 GFLOPS
FP64 (double)
95.36 GFLOPS
Board Design
150W
TDP
225W
450 W
Suggested PSU
550 W
1x HDMI 2.1b
3x DisplayPort 2.1a
Outputs
No outputs
1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Navi 44
GPU Name
GK104
Navi 44 XT
GPU Variant
GK104-895-A2
RDNA 4.0
Architecture
Kepler
TSMC
Foundry
TSMC
4 nm
Process Size
28 nm
Unknown
Transistors
3.54 billion
153 mm²
Die Size
294 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.2.175
-
CUDA
3.0
6.8
Shader Model
6.5 (5.1)
