AMD Radeon Instinct MI100 vs NVIDIA Tesla K20X
We compared two Professional market GPUs: 32GB VRAM Radeon Instinct MI100 and 6GB VRAM Tesla K20X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI100 's Advantages
Released 8 years late
Boost Clock1502MHz
More VRAM (32GB vs 6GB)
Larger VRAM bandwidth (1229GB/s vs 249.6GB/s)
4992 additional rendering cores
NVIDIA Tesla K20X 's Advantages
Lower TDP (235W vs 300W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI100
+486%
23.07 TFLOPS
Tesla K20X
3.935 TFLOPS
Graphics Card
Nov 2020
Release Date
Nov 2012
Radeon Instinct
Generation
Tesla
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1502 MHz
Boost Clock
-
1200 MHz
Memory Clock
1300 MHz
Memory
32GB
Memory Size
6GB
HBM2
Memory Type
GDDR5
4096bit
Memory Bus
384bit
1229GB/s
Bandwidth
249.6GB/s
Render Config
120
Compute Units
-
-
-
-
7680
Shading Units
2688
480
TMUs
224
64
ROPs
48
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
8 MB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
96.13 GPixel/s
Pixel Rate
40.99 GPixel/s
721.0 GTexel/s
Texture Rate
164.0 GTexel/s
184.6 TFLOPS
FP16 (half)
-
23.07 TFLOPS
FP32 (float)
3.935 TFLOPS
11.54 TFLOPS
FP64 (double)
1312 GFLOPS
Board Design
300W
TDP
235W
700 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Arcturus
GPU Name
GK110
Arcturus XL
GPU Variant
-
CDNA 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
7 nm
Process Size
28 nm
25.6 billion
Transistors
7.08 billion
750 mm²
Die Size
561 mm²
Graphics Features
N/A
DirectX
12 (11_0)
N/A
OpenGL
4.6
2.1
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.5
N/A
Shader Model
5.1
