NVIDIA Quadro K620 vs NVIDIA GRID M6 8Q

VS

NVIDIA Quadro K620

NVIDIA GRID M6 8Q

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 8GB VRAM GRID M6 8Q 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 100W)

NVIDIA GRID M6 8Q 's Advantages

Released 1 years and 1 months late

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.4GB/s vs 28.80GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

GRID M6 8Q +157%

2.218 TFLOPS

Quadro K620

VS

GRID M6 8Q

Graphics Card

Jul 2014

Release Date

Aug 2015

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

1253 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

160.4GB/s

Render Config

-

384

Shading Units

1536

24

TMUs

96

16

ROPs

64

-

64 KB (per SMM)

L1 Cache

48 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

46.21 GPixel/s

26.98 GTexel/s

Texture Rate

69.31 GTexel/s

-

863.2 GFLOPS

FP32 (float)

2.218 TFLOPS

26.98 GFLOPS

FP64 (double)

69.31 GFLOPS

Board Design

45W

TDP

100W

200 W

Suggested PSU

300 W

1x DVI 1x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

GM204

GM107-850-A2

GPU Variant

GM204-995-A1

Maxwell

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

5.2 billion

148 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

5.2

5.1

Shader Model

6.4

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