Home GPU Comparison NVIDIA Tesla K20Xm vs NVIDIA RTX A2000 Mobile

NVIDIA Tesla K20Xm vs NVIDIA RTX A2000 Mobile

We compared two Professional market GPUs: 6GB VRAM Tesla K20Xm and 4GB VRAM RTX A2000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20Xm 's Advantages
More VRAM (6GB vs 4GB)
Larger VRAM bandwidth (249.6GB/s vs 176.0GB/s)
128 additional rendering cores
NVIDIA RTX A2000 Mobile 's Advantages
Released 8 years and 5 months late
Boost Clock1358MHz
Lower TDP (95W vs 235W)

Score

Benchmark

FP32 (float)
Tesla K20Xm
3.935 TFLOPS
RTX A2000 Mobile +76%
6.953 TFLOPS
Blender
Tesla K20Xm
372
RTX A2000 Mobile +228%
1222
OctaneBench
Tesla K20Xm
63
RTX A2000 Mobile +33%
84
VS

Graphics Card

Nov 2012
Release Date
Apr 2021
Tesla
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

-
Base Clock
893 MHz
-
Boost Clock
1358 MHz
1300 MHz
Memory Clock
1375 MHz

Memory

6GB
Memory Size
4GB
GDDR5
Memory Type
GDDR6
384bit
Memory Bus
128bit
249.6GB/s
Bandwidth
176.0GB/s

Render Config

-
-
-
-
SM Count
20
2688
Shading Units
2560
224
TMUs
80
48
ROPs
48
-
Tensor Cores
80
-
RT Cores
20
16 KB (per SMX)
L1 Cache
128 KB (per SM)
1536 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

40.99 GPixel/s
Pixel Rate
65.18 GPixel/s
164.0 GTexel/s
Texture Rate
108.6 GTexel/s
-
FP16 (half)
6.953 TFLOPS
3.935 TFLOPS
FP32 (float)
6.953 TFLOPS
1312 GFLOPS
FP64 (double)
108.6 GFLOPS

Board Design

235W
TDP
95W
550 W
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

GK110
GPU Name
GA106
-
-
-
Kepler
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
7.08 billion
Transistors
12 billion
561 mm²
Die Size
276 mm²

Graphics Features

12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
8.6
5.1
Shader Model
6.6

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