Radeon RX 6400 vs RX 6700 XT

Place in the ranking	50	277
Place by popularity	81	100
Cost-effectiveness evaluation	58.02	53.23
Power efficiency	15.51	25.70
Architecture	RDNA 2.0 (2020−2024)	RDNA 2.0 (2020−2024)
GPU code name	Navi 22	Navi 24
Market segment	Desktop	Desktop
Release date	3 March 2021 (3 years ago)	19 January 2022 (2 years ago)
Launch price (MSRP)	$479	$159

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 6700 XT has 9% 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 cores	2560	768
Core clock speed	2321 MHz	1923 MHz
Boost clock speed	2581 MHz	2321 MHz
Number of transistors	17,200 million	5,400 million
Manufacturing process technology	7 nm	6 nm
Power consumption (TDP)	230 Watt	53 Watt
Texture fill rate	413.0	111.4
Floating-point processing power	13.21 TFLOPS	3.565 TFLOPS
ROPs	64	32
TMUs	160	48
Ray Tracing Cores	40	12

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 x16	PCIe 4.0 x4
Length	267 mm	no data
Width	2-slot	1-slot
Supplementary power connectors	1x 6-pin + 1x 8-pin	None

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	12 GB	4 GB
Memory bus width	192 Bit	64 Bit
Memory clock speed	2000 MHz	2000 MHz
Memory bandwidth	384.0 GB/s	128.0 GB/s

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, 3x DisplayPort	1x HDMI 2.1, 1x DisplayPort 1.4a
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	6.5	6.7
OpenGL	4.6	4.6
OpenCL	2.1	2.2
Vulkan	1.2	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.

RX 6700 XT 51.50
+162%

RX 6400 19.67

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 6700 XT 19874
+162%

RX 6400 7591

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	161 +168%	60−65 −168%
1440p	91 +203%	30−35 −203%
4K	51 +183%	18−20 −183%

Cost per frame, $

1080p	2.98	2.65
1440p	5.26	5.30
4K	9.39	8.83

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

119

+164%

45−50
−164%

Full HD
Medium Preset

Assassin's Creed Odyssey	100−110 +170%	40−45 −170%
Assassin's Creed Valhalla	169 +182%	60−65 −182%
Battlefield 5	160−170 +173%	60−65 −173%
Call of Duty: Modern Warfare	100−105 +186%	35−40 −186%
Cyberpunk 2077	99 +183%	35−40 −183%
Far Cry 5	100−110 +194%	35−40 −194%
Far Cry New Dawn	120−130 +178%	45−50 −178%
Forza Horizon 4	210−220 +169%	80−85 −169%
Hitman 3	138 +176%	50−55 −176%
Horizon Zero Dawn	200−210 +168%	75−80 −168%
Metro Exodus	140−150 +167%	55−60 −167%
Red Dead Redemption 2	100−110 +170%	40−45 −170%
Shadow of the Tomb Raider	200−210 +168%	75−80 −168%
Watch Dogs: Legion	140−150 +186%	50−55 −186%

Full HD
High Preset

Assassin's Creed Odyssey	100−110 +170%	40−45 −170%
Assassin's Creed Valhalla	144 +188%	50−55 −188%
Battlefield 5	160−170 +173%	60−65 −173%
Call of Duty: Modern Warfare	100−105 +186%	35−40 −186%
Cyberpunk 2077	90 +200%	30−33 −200%
Far Cry 5	100−110 +194%	35−40 −194%
Far Cry New Dawn	120−130 +178%	45−50 −178%
Forza Horizon 4	210−220 +169%	80−85 −169%
Hitman 3	136 +172%	50−55 −172%
Horizon Zero Dawn	200−210 +168%	75−80 −168%
Metro Exodus	140−150 +167%	55−60 −167%
Red Dead Redemption 2	100−110 +170%	40−45 −170%
Shadow of the Tomb Raider	281 +181%	100−105 −181%
The Witcher 3: Wild Hunt	100−110 +168%	40−45 −168%
Watch Dogs: Legion	140−150 +186%	50−55 −186%

Full HD
Ultra Preset

Assassin's Creed Odyssey	100−110 +170%	40−45 −170%
Assassin's Creed Valhalla	125 +178%	45−50 −178%
Call of Duty: Modern Warfare	100−105 +186%	35−40 −186%
Cyberpunk 2077	85 +183%	30−33 −183%
Far Cry 5	100−110 +194%	35−40 −194%
Forza Horizon 4	210−220 +169%	80−85 −169%
Hitman 3	135 +170%	50−55 −170%
Horizon Zero Dawn	193 +176%	70−75 −176%
Shadow of the Tomb Raider	240 +167%	90−95 −167%
The Witcher 3: Wild Hunt	127 +182%	45−50 −182%
Watch Dogs: Legion	84 +180%	30−33 −180%

Full HD
Epic Preset

Red Dead Redemption 2

100−110

+170%

40−45
−170%

1440p
High Preset

Battlefield 5	100−110 +165%	40−45 −165%
Far Cry New Dawn	80−85 +167%	30−33 −167%

1440p
Ultra Preset

Assassin's Creed Odyssey	55−60 +176%	21−24 −176%
Assassin's Creed Valhalla	109 +173%	40−45 −173%
Call of Duty: Modern Warfare	60−65 +190%	21−24 −190%
Cyberpunk 2077	56 +167%	21−24 −167%
Far Cry 5	60−65 +186%	21−24 −186%
Forza Horizon 4	260−270 +175%	95−100 −175%
Hitman 3	83 +177%	30−33 −177%
Horizon Zero Dawn	145 +164%	55−60 −164%
Metro Exodus	123 +173%	45−50 −173%
Shadow of the Tomb Raider	173 +166%	65−70 −166%
The Witcher 3: Wild Hunt	80−85 +177%	30−33 −177%
Watch Dogs: Legion	220−230 +175%	80−85 −175%

1440p
Epic Preset

Red Dead Redemption 2

85−90
+197%

30−33

−197%

4K
High Preset

Battlefield 5	55−60 +162%	21−24 −162%
Far Cry New Dawn	45−50 +194%	16−18 −194%
Hitman 3	48 +167%	18−20 −167%
Horizon Zero Dawn	210−220 +163%	80−85 −163%
Metro Exodus	70−75 +167%	27−30 −167%
The Witcher 3: Wild Hunt	74 +174%	27−30 −174%

4K
Ultra Preset

Assassin's Creed Odyssey	35−40 +171%	14−16 −171%
Assassin's Creed Valhalla	48 +167%	18−20 −167%
Call of Duty: Modern Warfare	35−40 +192%	12−14 −192%
Cyberpunk 2077	25 +178%	9−10 −178%
Far Cry 5	30−35 +175%	12−14 −175%
Forza Horizon 4	75−80 +181%	27−30 −181%
Shadow of the Tomb Raider	93 +166%	35−40 −166%
Watch Dogs: Legion	35 +192%	12−14 −192%

4K
Epic Preset

Red Dead Redemption 2

45−50
+172%

18−20

−172%

This is how RX 6700 XT and RX 6400 compete in popular games:

RX 6700 XT is 168% faster in 1080p
RX 6700 XT is 203% faster in 1440p
RX 6700 XT is 183% faster in 4K

Pros & cons summary

Performance score	51.50	19.67
Recency	3 March 2021	19 January 2022
Maximum RAM amount	12 GB	4 GB
Chip lithography	7 nm	6 nm
Power consumption (TDP)	230 Watt	53 Watt