AMD Radeon Instinct MI50 vs NVIDIA Tesla K20c
We compared two Professional market GPUs: 8GB VRAM Radeon Instinct MI50 and 5GB VRAM Tesla K20c 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 and 6 months late
Boost Clock3230MHz
More VRAM (8GB vs 5GB)
Larger VRAM bandwidth (322.3GB/s vs 208.0GB/s)
Lower TDP (150W vs 225W)
NVIDIA Tesla K20c 's Advantages
448 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Instinct MI50
+650%
26.46 TFLOPS
Tesla K20c
3.524 TFLOPS
Graphics Card
May 2025
Release Date
Nov 2012
Navi IV
Generation
Tesla
Professional
Type
Professional
PCIe 5.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
2220 MHz
Base Clock
-
3230 MHz
Boost Clock
-
2518 MHz
Memory Clock
1300 MHz
Memory
8GB
Memory Size
5GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
320bit
322.3GB/s
Bandwidth
208.0GB/s
Render Config
32
Compute Units
-
-
-
-
2048
Shading Units
2496
128
TMUs
208
64
ROPs
40
-
-
-
32
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
1280 KB
32 MB
L3 Cache
-
Theoretical Performance
206.7 GPixel/s
Pixel Rate
36.71 GPixel/s
413.4 GTexel/s
Texture Rate
146.8 GTexel/s
52.92 TFLOPS
FP16 (half)
-
26.46 TFLOPS
FP32 (float)
3.524 TFLOPS
826.9 GFLOPS
FP64 (double)
1175 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
GK110
Navi 44 XT
GPU Variant
GK110-885-KA-A1
RDNA 4.0
Architecture
Kepler
TSMC
Foundry
TSMC
4 nm
Process Size
28 nm
Unknown
Transistors
7.08 billion
153 mm²
Die Size
561 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.1
-
CUDA
3.5
6.8
Shader Model
5.1
