NVIDIA Tesla K20c vs NVIDIA Quadro RTX 4000 Mobile

VS

NVIDIA Tesla K20c NVIDIA Quadro RTX 4000 Mobile

We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 8GB VRAM Quadro RTX 4000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro RTX 4000 Mobile 's Advantages

Released 6 years and 6 months late

Boost Clock1560MHz

More VRAM (8GB vs 5GB)

Larger VRAM bandwidth (448.0GB/s vs 208.0GB/s)

64 additional rendering cores

Lower TDP (110W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20c

3.524 TFLOPS

Quadro RTX 4000 Mobile +126%

7.987 TFLOPS

Tesla K20c

VS

Quadro RTX 4000 Mobile

Graphics Card

Nov 2012

Release Date

May 2019

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1110 MHz

-

Boost Clock

1560 MHz

1300 MHz

Memory Clock

1750 MHz

Memory

5GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

320bit

Memory Bus

256bit

208.0GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

40

-

Compute Units

-

2496

Shading Units

2560

208

TMUs

160

40

ROPs

64

-

Tensor Cores

320

-

RT Cores

40

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1280 KB

L2 Cache

4 MB

Theoretical Performance

36.71 GPixel/s

Pixel Rate

99.84 GPixel/s

146.8 GTexel/s

Texture Rate

249.6 GTexel/s

-

FP16 (half)

15.97 TFLOPS

3.524 TFLOPS

FP32 (float)

7.987 TFLOPS

1175 GFLOPS

FP64 (double)

249.6 GFLOPS

Graphics Processor

GK110

GPU Name

TU104

GK110-885-KA-A1

GPU Variant

N19E-Q3-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

7.08 billion

Transistors

13.6 billion

561 mm²

Die Size

545 mm²

Board Design

225W

TDP

110W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

None

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

7.5

5.1

Shader Model

6.6

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