NVIDIA GRID K280Q vs NVIDIA Quadro K620

VS

NVIDIA GRID K280Q

NVIDIA Quadro K620

We compared two Professional market GPUs: 4GB VRAM GRID K280Q and 2GB VRAM Quadro K620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID K280Q 's Advantages

More VRAM (4GB vs 2GB)

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

1152 additional rendering cores

NVIDIA Quadro K620 's Advantages

Released 1 years and 1 months late

Boost Clock1124MHz

Lower TDP (45W vs 225W)

Score

Benchmark

FP32 (float)

GRID K280Q +165%

2.289 TFLOPS

Quadro K620

0.863 TFLOPS

GRID K280Q

VS

Quadro K620

Graphics Card

Jun 2013

Release Date

Jul 2014

GRID

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

1058 MHz

-

Boost Clock

1124 MHz

1250 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

28.80GB/s

Render Config

-

1536

Shading Units

384

128

TMUs

24

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

23.84 GPixel/s

Pixel Rate

17.98 GPixel/s

95.36 GTexel/s

Texture Rate

26.98 GTexel/s

-

2.289 TFLOPS

FP32 (float)

863.2 GFLOPS

95.36 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

225W

TDP

45W

550 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

GM107

-

GPU Variant

GM107-850-A2

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.87 billion

294 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

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