NVIDIA Quadro K620 vs NVIDIA Quadro 4000M

VS

NVIDIA Quadro K620

NVIDIA Quadro 4000M

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 2GB VRAM Quadro 4000M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620 's Advantages

Released 3 years and 5 months late

Boost Clock1124MHz

48 additional rendering cores

Lower TDP (45W vs 100W)

NVIDIA Quadro 4000M 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

Quadro K620 +35%

0.863 TFLOPS

Quadro 4000M

0.638 TFLOPS

Quadro K620

VS

Quadro 4000M

Graphics Card

Jul 2014

Release Date

Feb 2011

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

625 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

7

384

Shading Units

336

24

TMUs

56

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

6.650 GPixel/s

26.98 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

45W

TDP

100W

200 W

Suggested PSU

-

1x DVI 1x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM107

GPU Name

GF104

GM107-850-A2

GPU Variant

N12E-Q3-A1

Maxwell

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

1.95 billion

148 mm²

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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