Radeon RX 7900 XTX vs RX 6400
Aggregate performance score
We've compared Radeon RX 6400 and Radeon RX 7900 XTX, covering specs and all relevant benchmarks.
RX 7900 XTX outperforms RX 6400 by a whopping 307% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 285 | 8 |
| Place by popularity | 92 | 51 |
| Cost-effectiveness evaluation | 53.19 | 34.77 |
| Power efficiency | 25.75 | 15.65 |
| Architecture | RDNA 2.0 (2020−2024) | RDNA 3.0 (2022−2024) |
| GPU code name | Navi 24 | Navi 31 |
| Market segment | Desktop | Desktop |
| Release date | 19 January 2022 (3 years ago) | 3 November 2022 (2 years ago) |
| Launch price (MSRP) | $159 | $999 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
RX 6400 has 53% better value for money than RX 7900 XTX.
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 cores | 768 | 6144 |
| Core clock speed | 1923 MHz | 1929 MHz |
| Boost clock speed | 2321 MHz | 2498 MHz |
| Number of transistors | 5,400 million | 57,700 million |
| Manufacturing process technology | 6 nm | 5 nm |
| Power consumption (TDP) | 53 Watt | 355 Watt |
| Texture fill rate | 111.4 | 959.2 |
| Floating-point processing power | 3.565 TFLOPS | 61.39 TFLOPS |
| ROPs | 32 | 192 |
| TMUs | 48 | 384 |
| Ray Tracing Cores | 12 | 96 |
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).
| Interface | PCIe 4.0 x4 | PCIe 4.0 x16 |
| Length | no data | 287 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 2x 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 type | GDDR6 | GDDR6 |
| Maximum RAM amount | 4 GB | 24 GB |
| Memory bus width | 64 Bit | 384 Bit |
| Memory clock speed | 2000 MHz | 2500 MHz |
| Memory bandwidth | 128.0 GB/s | 960.0 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 Connectors | 1x HDMI 2.1, 1x DisplayPort 1.4a | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C |
| HDMI | + | + |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.7 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.2 | 2.2 |
| Vulkan | 1.3 | 1.3 |
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
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 HD | 60−65
−310%
| 246
+310%
|
| 1440p | 40−45
−310%
| 164
+310%
|
| 4K | 24−27
−329%
| 103
+329%
|
Cost per frame, $
| 1080p | 2.65
+53.2%
| 4.06
−53.2%
|
| 1440p | 3.98
+53.2%
| 6.09
−53.2%
|
| 4K | 6.63
+46.4%
| 9.70
−46.4%
|
- RX 6400 has 53% lower cost per frame in 1080p
- RX 6400 has 53% lower cost per frame in 1440p
- RX 6400 has 46% lower cost per frame in 4K
FPS performance in popular games
Full HD
Low Preset
| Counter-Strike 2 | 214
+0%
|
214
+0%
|
| Cyberpunk 2077 | 242
+0%
|
242
+0%
|
Full HD
Medium Preset
| Battlefield 5 | 110−120
+0%
|
110−120
+0%
|
| Counter-Strike 2 | 241
+0%
|
241
+0%
|
| Cyberpunk 2077 | 116
+0%
|
116
+0%
|
| Forza Horizon 4 | 604
+0%
|
604
+0%
|
| Forza Horizon 5 | 210−220
+0%
|
210−220
+0%
|
| Metro Exodus | 169
+0%
|
169
+0%
|
| Red Dead Redemption 2 | 150−160
+0%
|
150−160
+0%
|
| Valorant | 450−500
+0%
|
450−500
+0%
|
Full HD
High Preset
| Battlefield 5 | 110−120
+0%
|
110−120
+0%
|
| Counter-Strike 2 | 220
+0%
|
220
+0%
|
| Cyberpunk 2077 | 104
+0%
|
104
+0%
|
| Dota 2 | 183
+0%
|
183
+0%
|
| Far Cry 5 | 123
+0%
|
123
+0%
|
| Fortnite | 300−350
+0%
|
300−350
+0%
|
| Forza Horizon 4 | 535
+0%
|
535
+0%
|
| Forza Horizon 5 | 210−220
+0%
|
210−220
+0%
|
| Grand Theft Auto V | 175
+0%
|
175
+0%
|
| Metro Exodus | 176
+0%
|
176
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 210−220
+0%
|
210−220
+0%
|
| Red Dead Redemption 2 | 150−160
+0%
|
150−160
+0%
|
| The Witcher 3: Wild Hunt | 170−180
+0%
|
170−180
+0%
|
| Valorant | 450−500
+0%
|
450−500
+0%
|
| World of Tanks | 270−280
+0%
|
270−280
+0%
|
Full HD
Ultra Preset
| Battlefield 5 | 110−120
+0%
|
110−120
+0%
|
| Counter-Strike 2 | 206
+0%
|
206
+0%
|
| Cyberpunk 2077 | 100
+0%
|
100
+0%
|
| Dota 2 | 178
+0%
|
178
+0%
|
| Far Cry 5 | 150−160
+0%
|
150−160
+0%
|
| Forza Horizon 4 | 471
+0%
|
471
+0%
|
| Forza Horizon 5 | 210−220
+0%
|
210−220
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 210−220
+0%
|
210−220
+0%
|
| Valorant | 450−500
+0%
|
450−500
+0%
|
1440p
High Preset
| Counter-Strike 2 | 30−35
+0%
|
30−35
+0%
|
| Dota 2 | 165
+0%
|
165
+0%
|
| Grand Theft Auto V | 165
+0%
|
165
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 170−180
+0%
|
170−180
+0%
|
| Red Dead Redemption 2 | 90−95
+0%
|
90−95
+0%
|
| World of Tanks | 500−550
+0%
|
500−550
+0%
|
1440p
Ultra Preset
| Battlefield 5 | 85−90
+0%
|
85−90
+0%
|
| Cyberpunk 2077 | 71
+0%
|
71
+0%
|
| Far Cry 5 | 160−170
+0%
|
160−170
+0%
|
| Forza Horizon 4 | 360
+0%
|
360
+0%
|
| Forza Horizon 5 | 160−170
+0%
|
160−170
+0%
|
| Metro Exodus | 146
+0%
|
146
+0%
|
| The Witcher 3: Wild Hunt | 238
+0%
|
238
+0%
|
| Valorant | 350−400
+0%
|
350−400
+0%
|
4K
High Preset
| Counter-Strike 2 | 60−65
+0%
|
60−65
+0%
|
| Dota 2 | 186
+0%
|
186
+0%
|
| Grand Theft Auto V | 186
+0%
|
186
+0%
|
| Metro Exodus | 108
+0%
|
108
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 200−210
+0%
|
200−210
+0%
|
| Red Dead Redemption 2 | 60−65
+0%
|
60−65
+0%
|
| The Witcher 3: Wild Hunt | 186
+0%
|
186
+0%
|
4K
Ultra Preset
| Battlefield 5 | 90−95
+0%
|
90−95
+0%
|
| Counter-Strike 2 | 55
+0%
|
55
+0%
|
| Cyberpunk 2077 | 36
+0%
|
36
+0%
|
| Dota 2 | 159
+0%
|
159
+0%
|
| Far Cry 5 | 100−110
+0%
|
100−110
+0%
|
| Fortnite | 95−100
+0%
|
95−100
+0%
|
| Forza Horizon 4 | 197
+0%
|
197
+0%
|
| Forza Horizon 5 | 100−110
+0%
|
100−110
+0%
|
| Valorant | 220−230
+0%
|
220−230
+0%
|
This is how RX 6400 and RX 7900 XTX compete in popular games:
- RX 7900 XTX is 310% faster in 1080p
- RX 7900 XTX is 310% faster in 1440p
- RX 7900 XTX is 329% faster in 4K
All in all, in popular games:
- there's a draw in 64 tests (100%)
Pros & cons summary
| Performance score | 19.07 | 77.65 |
| Recency | 19 January 2022 | 3 November 2022 |
| Maximum RAM amount | 4 GB | 24 GB |
| Chip lithography | 6 nm | 5 nm |
| Power consumption (TDP) | 53 Watt | 355 Watt |
RX 6400 has 569.8% lower power consumption.
RX 7900 XTX, on the other hand, has a 307.2% higher aggregate performance score, an age advantage of 9 months, a 500% higher maximum VRAM amount, and a 20% more advanced lithography process.
The Radeon RX 7900 XTX is our recommended choice as it beats the Radeon RX 6400 in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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