RTX A400 vs Radeon RX 6600 XT

VS

Aggregate performance score

We've compared Radeon RX 6600 XT with RTX A400, including specs and performance data.

RX 6600 XT
2021
8 GB GDDR6, 160 Watt
42.87
+280%

RX 6600 XT outperforms RTX A400 by a whopping 280% based on our aggregate benchmark results.

Primary details

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

Place in the ranking91420
Place by popularity93not in top-100
Cost-effectiveness evaluation63.01no data
Power efficiency18.3715.47
ArchitectureRDNA 2.0 (2020−2024)Ampere (2020−2024)
GPU code nameNavi 23GA107
Market segmentDesktopWorkstation
Release date30 July 2021 (3 years ago)16 April 2024 (less than a year ago)
Launch price (MSRP)$379 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores2048768
Core clock speed1968 MHz727 MHz
Boost clock speed2589 MHz1762 MHz
Number of transistors11,060 million8,700 million
Manufacturing process technology7 nm8 nm
Power consumption (TDP)160 Watt50 Watt
Texture fill rate331.442.29
Floating-point processing power10.6 TFLOPS2.706 TFLOPS
ROPs6416
TMUs12824
Tensor Coresno data24
Ray Tracing Cores326

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 x8PCIe 4.0 x8
Length190 mm163 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pinNone

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 amount8 GB4 GB
Memory bus width128 Bit64 Bit
Memory clock speed2000 MHz1500 MHz
Memory bandwidth256.0 GB/s96 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, 2x DisplayPort4x mini-DisplayPort 1.4a
HDMI+-

API compatibility

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

DirectX12.0 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.56.7
OpenGL4.64.6
OpenCL2.13.0
Vulkan1.21.3
CUDA-8.6

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 6600 XT 42.87
+280%
RTX A400 11.28

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 6600 XT 16519
+280%
RTX A400 4346

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 HD135
+286%
35−40
−286%
1440p75
+317%
18−20
−317%
4K44
+340%
10−12
−340%

Cost per frame, $

1080p2.81no data
1440p5.05no data
4K8.61no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 79
+339%
18−20
−339%

Full HD
Medium Preset

Assassin's Creed Odyssey 90−95
+329%
21−24
−329%
Assassin's Creed Valhalla 129
+330%
30−33
−330%
Battlefield 5 130−140
+291%
35−40
−291%
Call of Duty: Modern Warfare 85−90
+310%
21−24
−310%
Cyberpunk 2077 78
+333%
18−20
−333%
Far Cry 5 90−95
+333%
21−24
−333%
Far Cry New Dawn 100−110
+289%
27−30
−289%
Forza Horizon 4 190−200
+298%
50−55
−298%
Hitman 3 108
+300%
27−30
−300%
Horizon Zero Dawn 170−180
+287%
45−50
−287%
Metro Exodus 130−140
+343%
30−33
−343%
Red Dead Redemption 2 95−100
+304%
24−27
−304%
Shadow of the Tomb Raider 150−160
+298%
40−45
−298%
Watch Dogs: Legion 130−140
+343%
30−33
−343%

Full HD
High Preset

Assassin's Creed Odyssey 90−95
+329%
21−24
−329%
Assassin's Creed Valhalla 106
+293%
27−30
−293%
Battlefield 5 130−140
+291%
35−40
−291%
Call of Duty: Modern Warfare 85−90
+310%
21−24
−310%
Cyberpunk 2077 76
+322%
18−20
−322%
Far Cry 5 90−95
+333%
21−24
−333%
Far Cry New Dawn 100−110
+289%
27−30
−289%
Forza Horizon 4 190−200
+298%
50−55
−298%
Hitman 3 108
+300%
27−30
−300%
Horizon Zero Dawn 170−180
+287%
45−50
−287%
Metro Exodus 130−140
+343%
30−33
−343%
Red Dead Redemption 2 95−100
+304%
24−27
−304%
Shadow of the Tomb Raider 209
+318%
50−55
−318%
The Witcher 3: Wild Hunt 85−90
+319%
21−24
−319%
Watch Dogs: Legion 130−140
+343%
30−33
−343%

Full HD
Ultra Preset

Assassin's Creed Odyssey 90−95
+329%
21−24
−329%
Assassin's Creed Valhalla 75
+317%
18−20
−317%
Call of Duty: Modern Warfare 85−90
+310%
21−24
−310%
Cyberpunk 2077 69
+283%
18−20
−283%
Far Cry 5 90−95
+333%
21−24
−333%
Forza Horizon 4 190−200
+298%
50−55
−298%
Hitman 3 100
+317%
24−27
−317%
Horizon Zero Dawn 157
+293%
40−45
−293%
Shadow of the Tomb Raider 183
+307%
45−50
−307%
The Witcher 3: Wild Hunt 99
+313%
24−27
−313%
Watch Dogs: Legion 61
+281%
16−18
−281%

Full HD
Epic Preset

Red Dead Redemption 2 95−100
+304%
24−27
−304%

1440p
High Preset

Battlefield 5 80−85
+295%
21−24
−295%
Far Cry New Dawn 65−70
+306%
16−18
−306%

1440p
Ultra Preset

Assassin's Creed Odyssey 45−50
+292%
12−14
−292%
Assassin's Creed Valhalla 56
+300%
14−16
−300%
Call of Duty: Modern Warfare 50−55
+317%
12−14
−317%
Cyberpunk 2077 40
+300%
10−11
−300%
Far Cry 5 45−50
+308%
12−14
−308%
Forza Horizon 4 230−240
+292%
60−65
−292%
Hitman 3 67
+319%
16−18
−319%
Horizon Zero Dawn 116
+287%
30−33
−287%
Metro Exodus 98
+308%
24−27
−308%
Shadow of the Tomb Raider 118
+293%
30−33
−293%
The Witcher 3: Wild Hunt 60−65
+300%
16−18
−300%
Watch Dogs: Legion 200−210
+304%
50−55
−304%

1440p
Epic Preset

Red Dead Redemption 2 70−75
+311%
18−20
−311%

4K
High Preset

Battlefield 5 40−45
+330%
10−11
−330%
Far Cry New Dawn 35−40
+311%
9−10
−311%
Hitman 3 33
+313%
8−9
−313%
Horizon Zero Dawn 190−200
+282%
50−55
−282%
Metro Exodus 55−60
+300%
14−16
−300%
The Witcher 3: Wild Hunt 54
+286%
14−16
−286%

4K
Ultra Preset

Assassin's Creed Odyssey 30−33
+329%
7−8
−329%
Assassin's Creed Valhalla 28
+300%
7−8
−300%
Call of Duty: Modern Warfare 27−30
+300%
7−8
−300%
Cyberpunk 2077 14
+367%
3−4
−367%
Far Cry 5 24−27
+317%
6−7
−317%
Forza Horizon 4 60−65
+329%
14−16
−329%
Shadow of the Tomb Raider 61
+281%
16−18
−281%
Watch Dogs: Legion 24
+300%
6−7
−300%

4K
Epic Preset

Red Dead Redemption 2 35−40
+290%
10−11
−290%

This is how RX 6600 XT and RTX A400 compete in popular games:

  • RX 6600 XT is 286% faster in 1080p
  • RX 6600 XT is 317% faster in 1440p
  • RX 6600 XT is 340% faster in 4K

Pros & cons summary


Performance score 42.87 11.28
Recency 30 July 2021 16 April 2024
Maximum RAM amount 8 GB 4 GB
Chip lithography 7 nm 8 nm
Power consumption (TDP) 160 Watt 50 Watt

RX 6600 XT has a 280.1% higher aggregate performance score, a 100% higher maximum VRAM amount, and a 14.3% more advanced lithography process.

RTX A400, on the other hand, has an age advantage of 2 years, and 220% lower power consumption.

The Radeon RX 6600 XT is our recommended choice as it beats the RTX A400 in performance tests.

Be aware that Radeon RX 6600 XT is a desktop card while RTX A400 is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon RX 6600 XT
Radeon RX 6600 XT
NVIDIA RTX A400
RTX A400

Comparisons with similar GPUs

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.


4.3 4340 votes

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2.9 15 votes

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Questions & comments

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