NVIDIA Quadro K420 vs AMD Instinct MI300A

VS

NVIDIA Quadro K420

AMD Instinct MI300A

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 128GB VRAM AMD Instinct MI300A 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 760W)

AMD Instinct MI300A 's Advantages

Released 9 years and 5 months late

Boost Clock2100MHz

More VRAM (128GB vs 1024GB)

Larger VRAM bandwidth (5300GB/s vs 28.51GB/s)

14400 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

AMD Instinct MI300A +36388%

122.6 TFLOPS

Quadro K420

VS

AMD Instinct MI300A

Graphics Card

Jul 2014

Release Date

Dec 2023

Quadro

Generation

Instinct

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

2100 MHz

891 MHz

Memory Clock

5200 MHz

Memory

1024MB

Memory Size

128GB

DDR3

Memory Type

HBM3

128bit

Memory Bus

8192bit

28.51GB/s

Bandwidth

5300GB/s

Render Config

-

Compute Units

228

-

192

Shading Units

14592

16

TMUs

880

16

ROPs

0

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

16 MB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

0 MPixel/s

14.02 GTexel/s

Texture Rate

1496 GTexel/s

-

FP16 (half)

980.6 TFLOPS

336.4 GFLOPS

FP32 (float)

122.6 TFLOPS

14.02 GFLOPS

FP64 (double)

61.3 TFLOPS

Board Design

41W

TDP

760W

200 W

Suggested PSU

1000 W

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

MI300

GK107-301-A2

GPU Variant

-

Kepler

Architecture

CDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.27 billion

Transistors

146 billion

118 mm²

Die Size

1017 mm²

Graphics Features

12 (11_0)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

N/A

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