NVIDIA
GeForce RTX 3080 12GB vs Radeon RX 6400
Full comparison of specs, performance and benchmarks
AMD
RX 6400
Aggregate performance score
We've compared RTX 3080 12GB and RX 6400 across specs and all relevant benchmarks.
↗RTX 3080 12GB outperforms RX 6400 by 97% based on our aggregate benchmark results.+97%
Scores are normalized on the Head to Head scale. Higher is better.GeForce RTX 3080 12GB vs Radeon RX 6400: key takeaway
The comparison of RTX 3080 12GB and RX 6400 shows a 97% advantage for RTX 3080 12GB in gaming performance, while RX 6400 may still be stronger in value for money. Use the sections below to check whether that lead comes from real FPS, specifications, efficiency, price or platform features.
SUMMARY PROFILE
Verified-metrics radar
Axes with missing data are hidden; every value uses a fixed scale.
NVIDIA
AMDPerformance
Efficiency
Price / performance
Memory capacity
6533
62100
99100
8060
COMPARISON RESULT
RTX 3080 12GB is the best overall choice
RTX 3080 12GB leads in combined game performance. RX 6400 offers the better price per frame, while the final choice depends on the required features, memory, and games.
RTX 3080 12GB leads in the combined performance index
RX 6400 costs less
CATALOG POSITION
Full ranking →Graphics card ranking
Positions 24–29of 317
COMPARISON VERDICT
Which should you choose?
Two practical conclusions based on community votes and gaming value.
GeForce RTX 3080 12GB
100 likesHead to Head visitors currently choose this model more often.
Radeon RX 6400
100/100 · Price $159The choice is based on the price-to-performance index and launch price.
OVERALL SCORE
Overview
Scores are calculated from specifications, performance, and efficiency.
The Summary score section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
GamesDirectX, OpenCL, and Vulkan performance
65Better
33
Professional applications3D modeling, video editing, and rendering
53Better
30
AI and machine learningMachine-learning and AI capabilities
51Better
28
Power efficiencyPower consumption across workloads
62
100Better
Head to Head scoreOverall catalog score
71Better
58
FULL COMPARISON
Specifications
The better numeric value is highlighted in green, taking the metric direction into account.
The Specifications section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
DisplayPortDisplayPort 1.4aDisplayPort 1.4a
HDMIHDMI 2.1HDMI 2.1
Device classDesktopDesktop
UpscalingDLSS 2FSR
DirectX12.212.2
Vulkan1.41.4
OpenGL4.64.6
TFLOPS29.77Better3.565
Power consumption350 W53 WBetter
Memory typeGDDR6XGDDR6
Power connector16 pinNone
Release date20222022
ArchitectureAmpereRDNA 2.0
ThicknessDual-slotSingle-slot
Compute APIOpenCL 3.0, CUDA 8.6OpenCL 2.2
Launch price$799$159Better
Shader units / cores8960Better768
Clock speed1260 - 1710 MHz1923 - 2321 MHzBetter
Base clock1260 MHz1923 MHzBetter
Boost clock1710 MHz2321 MHzBetter
VRAM12 GB GDDR6XBetter4 GB GDDR6
Memory frequency19 GHzBetter16 GHz
Memory bus384 bitBetter64 bit
Memory bandwidth912 GB/sBetter128 GB/s
InterfacePCIe 4x16PCIe 4x4
Power consumption350 W53 WBetter
Process node8 nm6 nmBetter
Recommended PSU750 W250 WBetter
Length285 mmVaries by board
Die size628 mm²107 mm²Better
Memory cacheL1 128 KB, L2 6 MBL1 128 KB, L2 1 MB
Transistor count28300 millionBetter5400 million
Max monitors42
Max resolution7680 × 43207680 × 4320
USB Type-CNoNo
GAME TEST BENCH
Gaming FPS
Available results are shown separately; missing data is not treated as zero.
The Gaming FPS section compares RTX 3080 12GB and RX 6400 across curated H2H Lab game presets. The useful signal is not only average FPS, but also how each device behaves at 1440p and 4K, how memory capacity and bus width affect heavy textures, and whether the game engine favors raster performance, ray tracing, or driver maturity.
RTX 3080 12GBRX 6400
Verified H2HCommunity VerifiedEstimatedPredicted
Black Myth: Wukong
1080p High
32 FPSEstimated 66%
20 FPSEstimated 64%
1080p Ultra
27 FPSEstimated 66%
17 FPSEstimated 64%
1440p Ultra
20 FPSEstimated 66%
9 FPSEstimated 58%
4K Ultra
12 FPSEstimated 66%
5 FPSEstimated 55%
Black Myth: WukongRTX 3080 12GB32 FPSEstimated 66%RX 640020 FPSEstimated 64%RTX 3080 12GB27 FPSEstimated 66%RX 640017 FPSEstimated 64%RTX 3080 12GB20 FPSEstimated 66%RX 64009 FPSEstimated 58%RTX 3080 12GB12 FPSEstimated 66%RX 64005 FPSEstimated 55%
Call of Duty: WarzoneRTX 3080 12GB32 FPSEstimated 66%RX 640020 FPSEstimated 64%RTX 3080 12GB27 FPSEstimated 66%RX 640017 FPSEstimated 64%RTX 3080 12GB20 FPSEstimated 66%RX 64009 FPSEstimated 58%RTX 3080 12GB12 FPSEstimated 66%RX 64005 FPSEstimated 55%
Counter-Strike 2RTX 3080 12GB267 FPSEstimated 74%RX 6400168 FPSEstimated 72%RTX 3080 12GB188 FPSEstimated 74%RX 6400118 FPSEstimated 72%RTX 3080 12GB146 FPSEstimated 74%RX 640063 FPSEstimated 66%RTX 3080 12GB72 FPSEstimated 74%RX 640023 FPSEstimated 62%
Cyberpunk 2077RTX 3080 12GB172 FPSEstimated 74%RX 6400109 FPSEstimated 72%RTX 3080 12GB148 FPSEstimated 74%RX 640093 FPSEstimated 72%RTX 3080 12GB106 FPSEstimated 74%RX 640046 FPSEstimated 66%RTX 3080 12GB49 FPSEstimated 74%RX 640015 FPSEstimated 62%
Forza Horizon 5RTX 3080 12GB217 FPSEstimated 80%RX 6400137 FPSEstimated 78%RTX 3080 12GB141 FPSEstimated 74%RX 640088 FPSEstimated 72%RTX 3080 12GB131 FPSEstimated 74%RX 640057 FPSEstimated 66%RTX 3080 12GB107 FPSEstimated 74%RX 640033 FPSEstimated 62%
God of War RagnarökRTX 3080 12GB32 FPSEstimated 66%RX 640020 FPSEstimated 64%RTX 3080 12GB27 FPSEstimated 66%RX 640017 FPSEstimated 64%RTX 3080 12GB20 FPSEstimated 66%RX 64009 FPSEstimated 58%RTX 3080 12GB12 FPSEstimated 66%RX 64005 FPSEstimated 55%
Hogwarts LegacyRTX 3080 12GB141 FPSEstimated 74%RX 640089 FPSEstimated 72%RTX 3080 12GB118 FPSEstimated 74%RX 640074 FPSEstimated 72%RTX 3080 12GB95 FPSEstimated 74%RX 640041 FPSEstimated 66%RTX 3080 12GB49 FPSEstimated 74%RX 640016 FPSEstimated 62%
Microsoft Flight Simulator 2024RTX 3080 12GB32 FPSEstimated 66%RX 640020 FPSEstimated 64%RTX 3080 12GB27 FPSEstimated 66%RX 640017 FPSEstimated 64%RTX 3080 12GB20 FPSEstimated 66%RX 64009 FPSEstimated 58%RTX 3080 12GB12 FPSEstimated 66%RX 64005 FPSEstimated 55%
Monster Hunter WildsRTX 3080 12GB32 FPSEstimated 66%RX 640020 FPSEstimated 64%RTX 3080 12GB27 FPSEstimated 66%RX 640017 FPSEstimated 64%RTX 3080 12GB20 FPSEstimated 66%RX 64009 FPSEstimated 58%RTX 3080 12GB12 FPSEstimated 66%RX 64005 FPSEstimated 55%
StarfieldRTX 3080 12GB32 FPSEstimated 66%RX 640020 FPSEstimated 64%RTX 3080 12GB27 FPSEstimated 66%RX 640017 FPSEstimated 64%RTX 3080 12GB20 FPSEstimated 66%RX 64009 FPSEstimated 58%RTX 3080 12GB12 FPSEstimated 66%RX 64005 FPSEstimated 55%
HEAD TO HEAD · CALCULATED INDEX
H2H workload indices
Comparable internal indices on a fixed 0–100 scale.
The Benchmarks section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Raster IndexH2H Index / 100653365%
H2H Compute IndexH2H Index / 100664440%
H2H Rendering IndexH2H Index / 100694151%
H2H Memory Workload IndexH2H Index / 100806029%
H2H Efficiency IndexH2H Index / 1006210047%
These are versioned H2H calculated indices derived from normalized catalog data. They are not results from a third-party benchmark.
HEAD TO HEAD · CALCULATED INDEX
H2H AI workload indices
Estimated workload profiles based on available performance and memory data.
The Detailed comparison section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Image Generation IndexH2H Index / 100724546%
H2H ML Training IndexH2H Index / 100714447%
H2H Inference IndexH2H Index / 100694151%
H2H Local LLM IndexH2H Index / 100734841%
H2H Computer Vision IndexH2H Index / 100694151%
These are versioned H2H calculated indices derived from normalized catalog data. They are not results from a third-party benchmark.
Graphics APIs, SDKs and upscaling
The Graphics APIs, SDKs and upscaling section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
DirectX12.212.2
Vulkan1.41.4
OpenGL4.64.6
UpscalingDLSS 2FSR
Compute APIOpenCL 3.0, CUDA 8.6OpenCL 2.2
Architecture and release
The Architecture and release section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
ArchitectureAmpereRDNA 2.0
Process node8 nm6 nmBetter
Release date20222022
Device classDesktopDesktop
GPU cores, die and clocks
The Core layout and clocks section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
Transistor count28300 millionBetter5400 million
Die size628 mm²107 mm²Better
Shader units / cores8960Better768
Base clock1260 MHz1923 MHzBetter
Boost clock1710 MHz2321 MHzBetter
Board size, power and compatibility
The Form factor and compatibility section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
InterfacePCIe 4x16PCIe 4x4
Length285 mmVaries by board
ThicknessDual-slotSingle-slot
Recommended PSU750 W250 WBetter
Power connector16 pinNone
Display outputs and limits
The Display outputs section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
HDMIHDMI 2.1HDMI 2.1
DisplayPortDisplayPort 1.4aDisplayPort 1.4a
USB Type-CNoNo
Max monitors42
Max resolution7680 × 43207680 × 4320
Memory and compute throughput
The VRAM capacity and bandwidth section compares RTX 3080 12GB and RX 6400 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
VRAM12 GB GDDR6XBetter4 GB GDDR6
Memory typeGDDR6XGDDR6
Memory bus384 bitBetter64 bit
TFLOPS29.77Better3.565
HEAD TO HEAD · DISCOVER
6Other comparisons
Arc A310IntelReviews and questions
AI EXPLAIN · HEAD TO HEAD
Explain this comparison
Beyond percentages: causes, relevant specifications, and practical impact behind every chart.
What AI will explain
Overall score, radar, FPS, synthetic tests, specifications, efficiency, and value.
REAL CONFIGURATIONS
Owner experiences
Real builds, results, and community feedback.
♢Moderator reviewed☆Helpful to the community🏅Expert badges
Frequently asked comparison questions
Short recommendations based on performance, memory, power consumption, and intended use.
01Which is better for gaming: RTX 3080 12GB or RX 6400?+
RTX 3080 12GB has the higher overall gaming score, while RX 6400 offers the better price-to-performance ratio. The final choice depends on resolution and settings.
02Which is better for streaming?+
RTX 3080 12GB is the stronger streaming choice thanks to performance, hardware encoding, and application support. Check AV1, H.264, and HEVC support before buying.
03Which is better for Blender?+
RTX 3080 12GB is generally the better option for Blender and GPU rendering. Rendering-engine support and available VRAM also matter.
04Which is better for video editing?+
RTX 3080 12GB offers more overall performance, while RTX 3080 12GB offers more memory headroom. Codecs, hardware encoders, and editor optimization can change the result.
05Which is better for neural networks and AI?+
RTX 3080 12GB is the more practical option for local AI workloads. VRAM capacity, compute libraries, and framework compatibility are especially important.
06Which is better for 1080p?+
RX 6400 is the most rational 1080p choice, where high frame rates and cost per frame matter most.
07Which is better for 1440p?+
RTX 3080 12GB leads in combined 1440p performance. RTX 3080 12GB can be preferable for heavy textures and games with high VRAM usage.
08Which is better for 4K?+
RTX 3080 12GB is preferable for 4K, where total performance, memory bandwidth, and VRAM capacity have the greatest impact.
09Which is better for a quiet PC?+
RX 6400 is easier to use in a quiet build because of its lower estimated power and thermal load. Actual noise depends on the specific cooler.
10Which is better without replacing the power supply?+
RX 6400 is the safer candidate because its stated power consumption is lower. Verify PSU wattage, age, and power connectors.
11Is it worth upgrading from the previous generation?+
Consider upgrading to RTX 3080 12GB if your current device no longer delivers the required FPS, memory capacity, or feature support. A gain below 15–20% is usually worth waiting for a price cut.