NVIDIA Quadro K620 vs NVIDIA Quadro K3100M

VS

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 4GB VRAM Quadro K3100M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620 's Advantages

Released 1 years late

Boost Clock1124MHz

Lower TDP (45W vs 75W)

NVIDIA Quadro K3100M 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (102.4GB/s vs 28.80GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

Quadro K3100M +25%

1.084 TFLOPS

Quadro K620

VS

Quadro K3100M

Graphics Card

Jul 2014

Release Date

Jul 2013

Quadro

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1058 MHz

Base Clock

-

1124 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

102.4GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

768

24

TMUs

64

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

11.30 GPixel/s

26.98 GTexel/s

Texture Rate

45.18 GTexel/s

-

FP16 (half)

-

863.2 GFLOPS

FP32 (float)

1084 GFLOPS

26.98 GFLOPS

FP64 (double)

45.18 GFLOPS

Graphics Processor

GM107

GPU Name

GK104

GM107-850-A2

GPU Variant

N15E-Q1-A2

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

75W

200 W

Suggested PSU

-

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

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