Radeon RX 7800 XT vs RX 6400

Aggregate performance score

We've compared Radeon RX 6400 and Radeon RX 7800 XT, covering specs and all relevant benchmarks.

RX 6400
2022
4 GB GDDR6, 53 Watt
19.80

RX 7800 XT outperforms RX 6400 by a whopping 217% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking28933
Place by popularitynot in top-10066
Cost-effectiveness evaluation53.6267.97
Power efficiency25.6216.38
ArchitectureRDNA 2.0 (2020−2024)RDNA 3.0 (2022−2025)
GPU code nameNavi 24Navi 32
Market segmentDesktopDesktop
Release date19 January 2022 (3 years ago)25 August 2023 (1 year ago)
Launch price (MSRP)$159 $499

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

RX 7800 XT has 27% better value for money than RX 6400.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores7683840
Core clock speed1923 MHz1295 MHz
Boost clock speed2321 MHz2430 MHz
Number of transistors5,400 million28,100 million
Manufacturing process technology6 nm5 nm
Power consumption (TDP)53 Watt263 Watt
Texture fill rate111.4583.2
Floating-point processing power3.565 TFLOPS37.32 TFLOPS
ROPs3296
TMUs48240
Ray Tracing Cores1260

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 4.0 x4PCIe 4.0 x16
Lengthno data267 mm
Width1-slot2-slot
Supplementary power connectorsNone2x 8-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR6GDDR6
Maximum RAM amount4 GB16 GB
Memory bus width64 Bit256 Bit
Memory clock speed2000 MHz2438 MHz
Memory bandwidth128.0 GB/s624.1 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x HDMI 2.1, 1x DisplayPort 1.4a1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI++

API and SDK compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL2.22.2
Vulkan1.31.3

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

RX 6400 19.80
RX 7800 XT 62.81
+217%

  • Passmark

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

RX 6400 7630
RX 7800 XT 24200
+217%

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD65−70
−232%
216
+232%
1440p35−40
−254%
124
+254%
4K21−24
−238%
71
+238%

Cost per frame, $

1080p2.45
−5.9%
2.31
+5.9%
1440p4.54
−12.9%
4.02
+12.9%
4K7.57
−7.7%
7.03
+7.7%
  • RX 7800 XT has 6% lower cost per frame in 1080p
  • RX 7800 XT has 13% lower cost per frame in 1440p
  • RX 7800 XT has 8% lower cost per frame in 4K

FPS performance in popular games

  • Full HD
    Low Preset
  • Full HD
    Medium Preset
  • Full HD
    High Preset
  • Full HD
    Ultra Preset
  • Full HD
    Epic Preset
  • 1440p
    High Preset
  • 1440p
    Ultra Preset
  • 1440p
    Epic Preset
  • 4K
    High Preset
  • 4K
    Ultra Preset
  • 4K
    Epic Preset
Atomic Heart 324
+0%
324
+0%
Counter-Strike 2 241
+0%
241
+0%
Cyberpunk 2077 248
+0%
248
+0%
Atomic Heart 243
+0%
243
+0%
Battlefield 5 160−170
+0%
160−170
+0%
Counter-Strike 2 200
+0%
200
+0%
Cyberpunk 2077 196
+0%
196
+0%
Far Cry 5 204
+0%
204
+0%
Fortnite 260−270
+0%
260−270
+0%
Forza Horizon 4 278
+0%
278
+0%
Forza Horizon 5 276
+0%
276
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 300−350
+0%
300−350
+0%
Atomic Heart 145
+0%
145
+0%
Battlefield 5 160−170
+0%
160−170
+0%
Counter-Strike 2 163
+0%
163
+0%
Counter-Strike: Global Offensive 270−280
+0%
270−280
+0%
Cyberpunk 2077 163
+0%
163
+0%
Far Cry 5 196
+0%
196
+0%
Fortnite 260−270
+0%
260−270
+0%
Forza Horizon 4 261
+0%
261
+0%
Forza Horizon 5 256
+0%
256
+0%
Grand Theft Auto V 178
+0%
178
+0%
Metro Exodus 172
+0%
172
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
The Witcher 3: Wild Hunt 366
+0%
366
+0%
Valorant 300−350
+0%
300−350
+0%
Battlefield 5 160−170
+0%
160−170
+0%
Counter-Strike 2 149
+0%
149
+0%
Cyberpunk 2077 150
+0%
150
+0%
Far Cry 5 182
+0%
182
+0%
Forza Horizon 4 222
+0%
222
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
The Witcher 3: Wild Hunt 200
+0%
200
+0%
Valorant 300−350
+0%
300−350
+0%
Fortnite 260−270
+0%
260−270
+0%
Counter-Strike 2 50−55
+0%
50−55
+0%
Counter-Strike: Global Offensive 400−450
+0%
400−450
+0%
Grand Theft Auto V 140
+0%
140
+0%
Metro Exodus 106
+0%
106
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 350−400
+0%
350−400
+0%
Battlefield 5 140−150
+0%
140−150
+0%
Cyberpunk 2077 99
+0%
99
+0%
Far Cry 5 176
+0%
176
+0%
Forza Horizon 4 202
+0%
202
+0%
The Witcher 3: Wild Hunt 147
+0%
147
+0%
Fortnite 150−160
+0%
150−160
+0%
Atomic Heart 50−55
+0%
50−55
+0%
Counter-Strike 2 35−40
+0%
35−40
+0%
Grand Theft Auto V 152
+0%
152
+0%
Metro Exodus 63
+0%
63
+0%
The Witcher 3: Wild Hunt 118
+0%
118
+0%
Valorant 300−350
+0%
300−350
+0%
Battlefield 5 100−110
+0%
100−110
+0%
Counter-Strike 2 21
+0%
21
+0%
Cyberpunk 2077 45
+0%
45
+0%
Far Cry 5 104
+0%
104
+0%
Forza Horizon 4 164
+0%
164
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 95−100
+0%
95−100
+0%
Fortnite 75−80
+0%
75−80
+0%

This is how RX 6400 and RX 7800 XT compete in popular games:

  • RX 7800 XT is 232% faster in 1080p
  • RX 7800 XT is 254% faster in 1440p
  • RX 7800 XT is 238% faster in 4K

All in all, in popular games:

  • there's a draw in 61 test (100%)

Pros & cons summary


Performance score 19.80 62.81
Recency 19 January 2022 25 August 2023
Maximum RAM amount 4 GB 16 GB
Chip lithography 6 nm 5 nm
Power consumption (TDP) 53 Watt 263 Watt

RX 6400 has 396.2% lower power consumption.

RX 7800 XT, on the other hand, has a 217.2% higher aggregate performance score, an age advantage of 1 year, a 300% higher maximum VRAM amount, and a 20% more advanced lithography process.

The Radeon RX 7800 XT is our recommended choice as it beats the Radeon RX 6400 in performance tests.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon RX 6400
Radeon RX 6400
AMD Radeon RX 7800 XT
Radeon RX 7800 XT

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.1
2078 votes

Rate Radeon RX 6400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.3
3411 votes

Rate Radeon RX 7800 XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can give us your opinion about Radeon RX 6400 or Radeon RX 7800 XT, agree or disagree with our ratings, or report errors or inaccuracies on the site.