PNY Quadro K420 2GB GDDR5 workstation

★★★★☆ 4.4 (180)

The Pascal-based Quadro P400 doubles visualization performance over the Maxwell K420 while fitting into a low-profile, 41W single-slot design with 2GB of GDDR5 memory. Its three DisplayPort 1.4 outputs and dedicated H.264/HEVC encode engines provide flexible multi-monitor setups and smooth HDR video playback in a compact workstation. This card is best for entry-level CAD users and financial traders needing certified driver stability and triple-display support, not for GPU compute or AI workloads.

GPU Quadro K420
VRAM 2GB GDDR5
TDP 41 W
Memory Bus 64 bit
Class workstation
PNY Quadro K420 2GB GDDR5 workstation gpu
24 Overall Score

No current retailer price

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Snapshot

Pros & Cons

Pros

  • Strong user sentiment (79th percentile) 79th
  • Strong social proof (78th percentile) 78th

Cons

  • Below average ai (7th percentile)
  • Below average vram (7th percentile)
  • Below average rt (9th percentile)
  • Below average raster (10th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has held steady over time
86/100Our AI sentiment readmedium confidence · 13 sources · Jun 2026
1★2★3★4★5★Q3 '18: 5.0★ · 1 reviewQ3 '19: 5.0★ · 1 reviewQ4 '19: 3.0★ · 1 reviewQ2 '20: 5.0★ · 1 reviewQ3 '20: 5.0★ · 1 reviewQ4 '20: 5.0★ · 2 reviewsQ1 '21: 4.7★ · 3 reviewsQ1 '24: 5.0★ · 1 reviewQ1 '25: 5.0★ · 1 reviewQ1 '26: 2.0★ · 1 review1111123111Q3 '18Q3 '19Q4 '19Q2 '20Q3 '20Q4 '20Q1 '21Q1 '24Q1 '25Q1 '26
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 13 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

AI 6.9
Rt 8.6
Vram 7.1
Raster 9.6
Compute 19.9
Feature 11.6
Thermal 17.6
User Sentiment 79.3
Efficiency 12.9
Connectivity 34.9
Social Proof 78

Specifications

Full Specifications

Chipset

GPU Chipset Quadro K420
Brand NVIDIA
Architecture Pascal
Class workstation

Memory

VRAM 2 GB
Memory Type GDDR5
Memory Bus 64

Compute

CUDA Cores 256
Base Clock 1070

Performance

PassMark G3D 724
GPU Compute 344

Power & Cooling

TDP 41
Cooler Single Fan

Connectivity

Interface PCI Express 3.0 x16
DisplayPort 3
HDMI 0
Max Displays 3
Max Resolution 5120 x 2880

Physical

Slot Width 1
Form Factor Low Profile
Weight 0.1 kg / 0.3 lbs

Features

Ray Tracing No

vs Competition

Spec PNY Quadro K420 MSI Ventus G5060-8V3C Gigabyte Gaming GV-R9060XTGAMING OC-8GD XFX Speedster RX-76TQICKBP ASUS Dual DUAL-RTX4060TI-O8G ZOTAC Twin Edge ZT-B50600Q-10M
Chipset Quadro K420 GeForce RTX 5060 Radeon RX 9060 XT Radeon RX 7600 XT GeForce RTX 4060 Ti GeForce RTX 5060
Vram 2GB GDDR5 8GB GDDR7 8GB GDDR6 16GB GDDR6 8GB GDDR6 8GB GDDR7
Boost Clock Mhz - 2535 3320 2810 2590 2800
Tdp W 41 145 217 165 160 200
Memory Bus Bits 64 128 128 128 128 128
Ray Tracing false true true true true true
GPU Class workstation consumer consumer consumer consumer consumer
Compare Compare Compare Compare Compare
Product AIRtVramRasterComputeFeatureThermalUser SentimentEfficiencyConnectivitySocial Proof
PNY Quadro K420 6.98.67.19.619.911.617.679.312.934.978
MSI Ventus G5060-8V3C Compare 40.760.747.955.656.389.991.5085.59471.6
Gigabyte Gaming GV-R9060XTGAMING OC-8GD Compare 47.651.5375065.196.491.571.651.276.795.3
XFX Speedster RX-76TQICKBP Compare 75.249.76741.862.653.472.9063.674.888.6
ASUS Dual DUAL-RTX4060TI-O8G Compare 33.754.433.446.651.996.456.871.67970.588.6
ZOTAC Twin Edge ZT-B50600Q-10M Compare 40.752.747.955.656.366.844.4063.282.159.4

Price

Value & Pricing

We started tracking prices for this product on Oct 26, 2026. The chart appears once we have more data.

Usage Scores

Overall (23.5)AI/LLM (5.5)Budget (14)Gaming 4k (6.1)Ray Tracing (7)Workstation (17.7)Gaming 1080p (10.9)Gaming 1440p (8.6)Content Creation (13.1)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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