NVIDIA

Gainward Phantom GS GeForce RTX 5080

Expert rating8 / 10

GPU Brand:: NVIDIA
Series:: GeForce RTX 50
Tier:: High-End
Board Partner:: Gainward
VRAM:: 16GB
Memory Type:: GDDR7
Boost Clock:: 2640MHz
Ray Tracing Support:: Yes
TDP:: 360W
Card Length:: 336mm
Slot Width:: 3-slot

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Manufacturer: NVIDIA Last updated: 2026-09-14

Gainward Phantom GS GeForce RTX 5080 Review

Gainward Phantom GS GeForce RTX 5080 is a high-end NVIDIA graphics card built on the Blackwell (GB203) architecture, part of Gainward's Phantom line, with 16GB of GDDR7 memory, a 2640MHz boost clock, and a 360W TDP.

The Gainward Phantom GS GeForce RTX 5080 extends Gainward's Phantom cooling line — already represented in this catalog on the RTX 3090 and RTX 3080 — into the Blackwell generation. As Palit's sister brand, Gainward shares much of its engineering but markets primarily in Europe and parts of Asia, giving 5080 shoppers there a well-built triple-fan alternative to the mainstream North American board partners.

Performance and Architecture

Built on NVIDIA's Blackwell (GB203) architecture, the Gainward Phantom GS GeForce RTX 5080 pairs 10752 CUDA cores with 16GB of GDDR7 memory at a 2640MHz boost clock, a solid factory overclock over reference specification.

Cooling & Build

The Phantom GS cooler uses three ARGB-lit fans over a dense fin-stack heatsink, with a full metal backplate that also helps with structural support. At 336mm long and a 3-slot width, it fits most mid-tower and full-tower cases without issue.

Comparison to Alternatives

Within this catalog, the Phantom GS competes with other RTX 5080 board-partner cards including the ASUS TUF Gaming OC, MSI Gaming X Trio OC, Gigabyte Gaming OC, and PNY OC Triple Fan. Its clock speed sits close to the Gigabyte Gaming OC while its European-and-Asia-first retail footprint mirrors sister brand Palit rather than the broader North American distribution of ASUS and MSI.

Specifications

Platform

GPU Brand	NVIDIA
Board Partner	Gainward

Identity and type

Series	GeForce RTX 50
Tier	High-End

Performance

VRAM	16 GB
Memory Type	GDDR7
Boost Clock	2640 MHz
Ray Tracing Support	Yes

Physical & Power

TDP	360 W
Card Length	336 mm
Slot Width	3

Board and vendor

Model Line	Phantom GS

Silicon

Architecture	Blackwell (GB203)
Shader Units	10752

Physical and cooling

Card Length	336mm x 138mm, 3-slot

Market and workstation

MSRP	999 USD

Cooler Design	Phantom GS triple-fan cooler with ARGB-lit fan hub, dense fin-stack heatsink, and full metal backplate
Display Outputs	3x DisplayPort 2.1b, 1x HDMI 2.1b

Expert Review

Reviewed by Burooj Alam. Rated by us, not by users.

Expert rating8 / 10

A capable high-end 5080 continuing Gainward's Phantom cooling line, best suited to buyers in the European and Asian markets where Gainward is well distributed.

Best for

1440p 144Hz+ gaming and ray tracing enthusiasts wanting near-5090 performance without the flagship price
Buyers in European and Asian markets where Gainward has established retail distribution
Shoppers who liked Gainward's Phantom+ cooling on earlier generations and want the same design language

Not for

Value-conscious buyers — doesn't clearly justify the price step up over the RTX 5070 Ti for most buyers
Buyers in North American markets where Gainward has thinner retail presence than ASUS, MSI, or Gigabyte
SFF builders who haven't confirmed this card's 336mm length and 3-slot width fit their case

FAQs

What are the key specifications of the Gainward Phantom GS GeForce RTX 5080?

The Gainward Phantom GS GeForce RTX 5080 is a graphics card from NVIDIA. Key specs: GPU Brand NVIDIA, Tier High-End, Board Partner Gainward, Model Line Phantom GS, VRAM (GB) 16GB GDDR7.

Who is the Gainward Phantom GS GeForce RTX 5080 best suited to?

It suits 1440p 144hz+ gaming and ray tracing enthusiasts wanting near-5090 performance without the flagship price, buyers in european and asian markets where gainward has established retail distribution, shoppers who liked gainward's phantom+ cooling on earlier generations and want the same design language.

What are the drawbacks of the Gainward Phantom GS GeForce RTX 5080?

It is a poor fit for value-conscious buyers — doesn't clearly justify the price step up over the rtx 5070 ti for most buyers, buyers in north american markets where gainward has thinner retail presence than asus, msi, or gigabyte, sff builders who haven't confirmed this card's 336mm length and 3-slot width fit their case.