NVIDIA Quadro K620 vs NVIDIA GRID K520Q

VS

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 4GB VRAM GRID K520Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620 's Advantages

Boost Clock1124MHz

Lower TDP (45W vs 225W)

NVIDIA GRID K520Q 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

GRID K520Q +165%

2.289 TFLOPS

Quadro K620

VS

GRID K520Q

Graphics Card

Jul 2014

Release Date

Jul 2014

Quadro

Generation

GRID

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1058 MHz

Base Clock

-

1124 MHz

Boost Clock

-

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

1536

24

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

Theoretical Performance

17.98 GPixel/s

Pixel Rate

23.84 GPixel/s

26.98 GTexel/s

Texture Rate

95.36 GTexel/s

-

FP16 (half)

-

863.2 GFLOPS

FP32 (float)

2.289 TFLOPS

26.98 GFLOPS

FP64 (double)

95.36 GFLOPS

Graphics Processor

GM107

GPU Name

GK104

GM107-850-A2

GPU Variant

-

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 mm²

Board Design

45W

TDP

225W

200 W

Suggested PSU

550 W

1x DVI 1x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA Quadro K620 vs NVIDIA GeForce GTX 750

2

NVIDIA Quadro K420 vs NVIDIA Quadro K620

3

NVIDIA Quadro K620 vs NVIDIA T400

4

NVIDIA Quadro K620 vs NVIDIA GeForce RTX 4060

5

NVIDIA Quadro K620 vs NVIDIA GeForce GT 1030 DDR4

6

NVIDIA Quadro K620 vs NVIDIA Quadro P620

7

NVIDIA GRID K520Q vs NVIDIA L40 CNX

8

NVIDIA Quadro K620 vs NVIDIA Quadro 5000

9

NVIDIA Quadro K620 vs NVIDIA Quadro FX 5800

10

NVIDIA Quadro K620 vs NVIDIA Quadro FX 570