GPU database reference

Verified catalog record

NVIDIA Quadro K420

NVIDIA · Quadro Kepler(Kx200) · Quadro K420

NVIDIA Quadro K420 graphics reference with normalized architecture, compute, memory, clocks, PCIe, display, media, power, and physical specifications where verified data exists.

VRAM: 1 GB DDR3
Boost clock: 0.88 GHz
PCI Express: PCIe 2.0 x16
Board power: 41 W

Technical data

Specifications

Only fields backed by the current normalized record are rendered; missing values stay absent rather than becoming N/A grids.

Overview

Manufacturer	NVIDIA
Family	Quadro Kepler(Kx200)
Launch date	2014-07-22

Architecture

Architecture	Kepler
Generation	Quadro Kepler(Kx200)
GPU / chip	GK107
Foundry	TSMC
Process	28 nm

Compute

Shader processors	192

Memory

VRAM	1 GB
Memory type	DDR3
Memory bus	128 bit
Memory bandwidth	28.5 GB/s

Clocks

Base clock	0.88 GHz
Boost clock	0.88 GHz
Memory clock	0.89 GHz

PCIe

Bus interface	PCIe 2.0 x16

Display

Display outputs	1x DVI, 1x DisplayPort 1.2

Power

Board power	41 W
Suggested PSU	200 W

Physical

Reference dimensions	160 mm × — × —
Slot width	Single-slot

Hardware navigation

Bounded links selected from structured family, platform, generation, and architecture fields—not model-number proximity.

Sources

Specification provenance

No public source record is available.

Useful next steps selected from the same technical reference and publication system.

Hardware reference

NVIDIA Quadro K620 specifications

NVIDIA Quadro K620 GPU specifications: Maxwell, 2 GB VRAM, DDR3.

Technical guide

GPU VRAM Capacity Explained: Textures, Resolution, Ray Tracing, Memory Budgets, and Out-of-VRAM Behavior

Understand what GPU VRAM stores, how textures, render targets, resolution, ray tracing, residency budgets, and paging affect capacity pressure, and why VRAM size alone does not determine performance.