NVIDIA Quadro M620 Mobile vs NVIDIA Quadro FX 1800

VS

NVIDIA Quadro M620 Mobile

NVIDIA Quadro FX 1800

We compared two Professional market GPUs: 2GB VRAM Quadro M620 Mobile and 768MB VRAM Quadro FX 1800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro M620 Mobile 's Advantages

Released 7 years and 10 months late

Boost Clock977MHz

More VRAM (2GB vs 768GB)

Larger VRAM bandwidth (80.19GB/s vs 38.40GB/s)

448 additional rendering cores

Lower TDP (30W vs 59W)

Score

Benchmark

FP32 (float)

Quadro M620 Mobile +468%

1 TFLOPS

Quadro FX 1800

0.176 TFLOPS

Quadro M620 Mobile

VS

Quadro FX 1800

Graphics Card

Jan 2017

Release Date

Mar 2009

Quadro Mobile

Generation

Quadro FX

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

756 MHz

Base Clock

-

977 MHz

Boost Clock

-

1253 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

768MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

192bit

80.19GB/s

Bandwidth

38.40GB/s

Render Config

-

SM Count

8

512

Shading Units

64

32

TMUs

32

16

ROPs

12

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

48 KB

-

Theoretical Performance

15.63 GPixel/s

Pixel Rate

6.600 GPixel/s

31.26 GTexel/s

Texture Rate

17.60 GTexel/s

-

1000 GFLOPS

FP32 (float)

176.0 GFLOPS

31.26 GFLOPS

FP64 (double)

-

Board Design

30W

TDP

59W

-

Suggested PSU

250 W

No outputs

Outputs

1x DVI 2x DisplayPort

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

G94

-

GPU Variant

G94 GL-U

Maxwell

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.87 billion

Transistors

0.505 billion

148 mm²

Die Size

240 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.1

5.1

Shader Model

4.0

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