NVIDIA Quadro K620M vs NVIDIA Quadro 4000M

VS

NVIDIA Quadro K620M

NVIDIA Quadro 4000M

We compared two Professional market GPUs: 2GB VRAM Quadro K620M and 2GB VRAM Quadro 4000M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620M 's Advantages

Released 4 years and 1 months late

Boost Clock1124MHz

48 additional rendering cores

Lower TDP (30W vs 100W)

NVIDIA Quadro 4000M 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

Quadro K620M +35%

0.863 TFLOPS

Quadro 4000M

0.638 TFLOPS

Quadro K620M

VS

Quadro 4000M

Graphics Card

Mar 2015

Release Date

Feb 2011

Quadro Mobile

Generation

Quadro Mobile

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

900 MHz

Memory Clock

625 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

7

384

Shading Units

336

16

TMUs

56

8

ROPs

32

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

6.650 GPixel/s

17.98 GTexel/s

Texture Rate

26.60 GTexel/s

-

863.2 GFLOPS

FP32 (float)

638.4 GFLOPS

26.98 GFLOPS

FP64 (double)

53.20 GFLOPS

Board Design

30W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM108

GPU Name

GF104

N15M-Q3

GPU Variant

N12E-Q3-A1

Maxwell

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

1.95 billion

Unknown

Die Size

332 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

2.1

5.1

Shader Model

5.1

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