NVIDIA Tesla K20X vs AMD Radeon Instinct MI25
We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 16GB VRAM Radeon Instinct MI25 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20X 's Advantages
Lower TDP (235W vs 300W)
AMD Radeon Instinct MI25 's Advantages
Released 4 years and 7 months late
Boost Clock1500MHz
More VRAM (16GB vs 6GB)
Larger VRAM bandwidth (436.2GB/s vs 249.6GB/s)
1408 additional rendering cores
Score
Benchmark
FP32 (float)
Tesla K20X
3.935 TFLOPS
Radeon Instinct MI25
+212%
12.29 TFLOPS
Graphics Card
Nov 2012
Release Date
Jun 2017
Tesla
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1400 MHz
-
Boost Clock
1500 MHz
1300 MHz
Memory Clock
852 MHz
Memory
6GB
Memory Size
16GB
GDDR5
Memory Type
HBM2
384bit
Memory Bus
2048bit
249.6GB/s
Bandwidth
436.2GB/s
Render Config
-
Compute Units
64
-
-
-
2688
Shading Units
4096
224
TMUs
256
48
ROPs
64
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
1536 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
40.99 GPixel/s
Pixel Rate
96.00 GPixel/s
164.0 GTexel/s
Texture Rate
384.0 GTexel/s
-
FP16 (half)
24.58 TFLOPS
3.935 TFLOPS
FP32 (float)
12.29 TFLOPS
1312 GFLOPS
FP64 (double)
768.0 GFLOPS
Board Design
235W
TDP
300W
550 W
Suggested PSU
700 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
GK110
GPU Name
Vega 10
-
GPU Variant
Vega 10 XT GL
(215-0894124)
Kepler
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
7.08 billion
Transistors
12.5 billion
561 mm²
Die Size
495 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2
3.5
CUDA
-
5.1
Shader Model
6.4
