NVIDIA Quadro K420 vs NVIDIA Quadro RTX 4000 Max Q

VS

NVIDIA Quadro K420

NVIDIA Quadro RTX 4000 Max Q

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 8GB VRAM Quadro RTX 4000 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K420 's Advantages

Lower TDP (41W vs 80W)

NVIDIA Quadro RTX 4000 Max Q 's Advantages

Released 4 years and 10 months late

Boost Clock1380MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (416.0GB/s vs 28.51GB/s)

2368 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

Quadro RTX 4000 Max Q +2002%

7.066 TFLOPS

Quadro K420

VS

Quadro RTX 4000 Max Q

Graphics Card

Jul 2014

Release Date

May 2019

Quadro

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

780 MHz

-

Boost Clock

1380 MHz

891 MHz

Memory Clock

1625 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

28.51GB/s

Bandwidth

416.0GB/s

Render Config

-

SM Count

40

192

Shading Units

2560

16

TMUs

160

16

ROPs

64

-

Tensor Cores

320

-

RT Cores

40

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

88.32 GPixel/s

14.02 GTexel/s

Texture Rate

220.8 GTexel/s

-

FP16 (half)

14.13 TFLOPS

336.4 GFLOPS

FP32 (float)

7.066 TFLOPS

14.02 GFLOPS

FP64 (double)

220.8 GFLOPS

Board Design

41W

TDP

80W

200 W

Suggested PSU

-

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

TU104

GK107-301-A2

GPU Variant

-

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.27 billion

Transistors

13.6 billion

118 mm²

Die Size

545 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

7.5

5.1

Shader Model

6.6

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