XFX HD-645X-ZNH2 Radeon HD 6450
Category: Video Card
Manufacturer: XFX
Chipset: Radeon HD 6450
VRAM: 1 GB GDDR6
TDP: 150W

XFX HD-645X-ZNH2 Radeon HD 6450
Chipset
Radeon HD 6450
VRAM
1 GB GDDR6
TDP
150W
No price data available
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Overview
Built on the Radeon HD 6450, this card packs 1GB of GDDR6 memory. Clocks run from 625 up to 625 boost, drawing 150W — even modest power supplies handle it. Display outputs: HDMI 2.1, DisplayPort 2.1. 1GB of VRAM is tight for modern AAA games — best suited to esports.
Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Support and warranty service run through XFX, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.
| Specification | Value |
|---|---|
| TDP | 150 W |
| VRAM | 1 GB |
| Card Length | 0 mm |
| Chipset | Radeon HD 6450 |
| Display Outputs | HDMI 2.1, DisplayPort 2.1 |
| VRAM Type | GDDR6 |
| Base Clock | 625 MHz |
| Boost Clock | 625 MHz |





