AMD Radeon RX 6400 vs AMD Radeon RX 6600 XT

FPS benchmarks across 139 games (reference CPU: r9-9950x3D2), live prices, popularity and community builds.

AMD

RX 6400

RDNA 2 · 4 GB GDDR6

#60 / 69

Overall score Relative gaming performance score, based on the average FPS measured across our benchmarked games. 100 = the fastest card in our catalog.1/100

Lowest price

185€

FPS / €

1.568

See the cheapest model See all 9 models

AMD

RX 6600 XT

RDNA 2 · 8 GB GDDR6

#44 / 69

Overall score Relative gaming performance score, based on the average FPS measured across our benchmarked games. 100 = the fastest card in our catalog.22/100

Lowest price

449€

FPS / €

0.811

See the cheapest model See all 19 models

Our verdict

The RX 6600 XT is on average 26% faster than the RX 6400 at 1440p across our reference games.
The RX 6400 is currently 264€ cheaper (185€ vs 449€).
With 1.568 FPS per euro, the RX 6400 offers the best price-to-performance ratio.
The RX 6600 XT packs more video memory (8 GB vs 4 GB), an advantage for 4K and heavy textures.

Gaming performance

Benchmarks measured with a r9-9950x3D2 to avoid bottlenecking the graphics cards.

RX 6400

RX 6600 XT

Counter-Strike 2

+9%

311 FPS

1% low 186

338 FPS

1% low 202

Apex Legends

+41%

143 FPS

1% low 103

202 FPS

1% low 137

Grand Theft Auto V

+72%

39 FPS

1% low 28

67 FPS

1% low 49

Red Dead Redemption 2

+53%

74 FPS

1% low 52

113 FPS

1% low 81

Cyberpunk 2077

+148%

21 FPS

1% low 16

52 FPS

1% low 38

Rocket League

+15%

559 FPS

1% low 226

643 FPS

1% low 278

Call of Duty: Black Ops 6

+98%

49 FPS

1% low 35

97 FPS

1% low 73

Crimson Desert

+53%

62 FPS

1% low 44

95 FPS

1% low 68

FPS / €

The higher the number, the better the performance you get for your money.

RX 6400

1.568

RX 6600 XT

0.811

Want to see FPS in other games? Explore all our benchmarks

Specifications

	RX 6400	RX 6600 XT
Architecture	RDNA 2	RDNA 2
Release date	2022-01	2021-08
Video memory	4 GB	8 GB
Memory type	GDDR6	GDDR6
Memory bus	64 bit	128 bit
Bandwidth	128 GB/s	256 GB/s
Shading units	768	2048
Boost clock	2321 MHz	2589 MHz
Power draw (TDP)	53 W	160 W
Recommended PSU	350 W	500 W
Interface	PCIe 4.0 x4	PCIe 4.0 x8
Launch price	$159	$379

Popularity on DropReference

RX 6400

#60 / 69

Popularity score0.7/100

Share of builds Percentage of builds created by the DropReference community that use this GPU.0%

Number of builds created with this GPU

Average build price

620€

Most paired CPUs

Most used power supply

MSI MAG A650BN 650W 80 Plus Bronze Black

650 W · 50€

Latest builds

Unnamed build

Unnamed build

RX 6600 XT

#44 / 69

Popularity score1.3/100

Share of builds Percentage of builds created by the DropReference community that use this GPU.0%

Number of builds created with this GPU

Average build price

1,060€

Most paired CPUs

Most used power supply

Corsair RM650e 650W 80 Plus Gold Modular Black

650 W · 74€

Latest builds

21/03/26

Gigabyte Carte Graphique Radeon RX 6600 XT Gaming OC 8 Go

AMD RYZEN 7 7800X3D processeur de jeu CPU AMD R7 7800X3D 8 cœurs 16 threads 5NM 96M Socket AM5 sans ventilateur Cache de jeu chaud sans ventilateur

PC Bastian (AMD / DDR5)

Unnamed build

<800

All models

Real-time prices and stock in your region

RX 6400

9 models tracked

See all models in stock

RX 6600 XT

19 models tracked

See all models in stock

Frequently asked questions

Which is the better graphics card, the RX 6400 or the RX 6600 XT?

The RX 6600 XT is on average 26% faster than the RX 6400 at 1440p across our reference games. The RX 6400 is currently 264€ cheaper (185€ vs 449€). With 1.568 FPS per euro, the RX 6400 offers the best price-to-performance ratio. The RX 6600 XT packs more video memory (8 GB vs 4 GB), an advantage for 4K and heavy textures.

Which card should you pick for 1440p gaming: RX 6400 or RX 6600 XT?

At 1440p, the RX 6400 averages 270 FPS versus 340 FPS for the RX 6600 XT across our reference games.

What power supply do you need for the RX 6400?

A power supply of around 350 W is recommended for the RX 6400. On DropReference, the most used PSU with this card is the MSI MAG A650BN 650W 80 Plus Bronze Black.

What power supply do you need for the RX 6600 XT?

A power supply of around 500 W is recommended for the RX 6600 XT. On DropReference, the most used PSU with this card is the Corsair RM650e 650W 80 Plus Gold Modular Black.

Which CPU should you pair with the RX 6400?

In community builds, the CPU most often paired with the RX 6400 is the r5-3400g (3 builds).

Which CPU should you pair with the RX 6600 XT?

In community builds, the CPU most often paired with the RX 6600 XT is the r5-5600 (4 builds).

How much does the RX 6400 cost right now?

The RX 6400 is available from 185€. We track 9 models in real time.

How much does the RX 6600 XT cost right now?

The RX 6600 XT is available from 449€. We track 19 models in real time.

AMD Radeon RX 6400

The AMD Radeon RX 6400 offers entry-level gaming performance with RDNA 2 architecture. Ideal for 1080p gaming with moderate settings, it features 4 GB of GDDR6 memory and excellent price-performance ratio for budget builds.

AMD Radeon RX 6600 XT

The AMD Radeon RX 6600 XT, with RDNA 2 architecture, offers superior mid-range gaming performance with 8 GB of GDDR6 memory. Ideal for 1440p gaming, it excels at 1080p and supports AMD FidelityFX and ray tracing technologies.