NVIDIA Quadro K620 vs NVIDIA Quadro RTX 6000

VS

NVIDIA Quadro K620

NVIDIA Quadro RTX 6000

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 24GB VRAM Quadro RTX 6000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620 's Advantages

Lower TDP (45W vs 260W)

NVIDIA Quadro RTX 6000 's Advantages

Released 4 years and 1 months late

Boost Clock has increased by 57% (1770MHz vs 1124MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (672.0GB/s vs 28.80GB/s)

4224 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

Quadro RTX 6000 +1789%

16.31 TFLOPS

Quadro K620

VS

Quadro RTX 6000

Graphics Card

Jul 2014

Release Date

Aug 2018

Quadro

Generation

Quadro

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1058 MHz

Base Clock

1440 MHz

1124 MHz

Boost Clock

1770 MHz

900 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

24GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

384bit

28.80GB/s

Bandwidth

672.0GB/s

Render Config

-

SM Count

72

384

Shading Units

4608

24

TMUs

288

16

ROPs

96

-

Tensor Cores

576

-

RT Cores

72

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

6 MB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

169.9 GPixel/s

26.98 GTexel/s

Texture Rate

509.8 GTexel/s

-

FP16 (half)

32.62 TFLOPS

863.2 GFLOPS

FP32 (float)

16.31 TFLOPS

26.98 GFLOPS

FP64 (double)

509.8 GFLOPS

Board Design

45W

TDP

260W

200 W

Suggested PSU

600 W

1x DVI 1x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a 1x USB Type-C

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GM107

GPU Name

TU102

GM107-850-A2

GPU Variant

TU102-875-A1

Maxwell

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.87 billion

Transistors

18.6 billion

148 mm²

Die Size

754 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

7.5

5.1

Shader Model

6.6

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