NVIDIA
GeForce RTX 4090 vs Radeon RX 6900 XT / Liquid Cooled
Full comparison of specs, performance and benchmarks
AMD
RX 6900 XT / Liquid Cooled
Aggregate performance score
We've compared RTX 4090 and RX 6900 XT / Liquid Cooled across specs and all relevant benchmarks.
↗RTX 4090 outperforms RX 6900 XT / Liquid Cooled by 57% based on our aggregate benchmark results.+57%
Scores are normalized on the Head to Head scale. Higher is better.GeForce RTX 4090 vs Radeon RX 6900 XT / Liquid Cooled: key takeaway
The comparison of RTX 4090 and RX 6900 XT / Liquid Cooled shows a 57% advantage for RTX 4090 in gaming performance, while RX 6900 XT / Liquid Cooled may still be stronger in efficiency and feature set. 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
8856
6553
7154
10088
COMPARISON RESULT
RTX 4090 is the best overall choice
RTX 4090 leads in combined game performance. RTX 4090 offers the better price per frame, while the final choice depends on the required features, memory, and games.
RTX 4090 leads in the combined performance index
RTX 4090 costs less
CATALOG POSITION
Full ranking →Graphics card ranking
Positions 2–7of 317
COMPARISON VERDICT
Which should you choose?
Two practical conclusions based on community votes and gaming value.
Radeon RX 6900 XT / Liquid Cooled
154 likesHead to Head visitors currently choose this model more often.
Radeon RX 6900 XT / Liquid Cooled
54/100 · Price $1099The 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 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
GamesDirectX, OpenCL, and Vulkan performance
88Better
56
Professional applications3D modeling, video editing, and rendering
70Better
47
AI and machine learningMachine-learning and AI capabilities
67Better
44
Power efficiencyPower consumption across workloads
65Better
53
Head to Head scoreOverall catalog score
80Better
55
FULL COMPARISON
Specifications
The better numeric value is highlighted in green, taking the metric direction into account.
The Specifications section compares RTX 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
Device classDesktopDesktop
UpscalingDLSS 3FSR
DisplayPortDisplayPort 1.4aDisplayPort 1.4a
HDMIHDMI 2.1HDMI 2.1
TFLOPS82.58Better23.04
DirectX12.212.2
Vulkan1.41.2
OpenGL4.64.6
Power consumption450 W350 WBetter
Memory typeGDDR6XGDDR6
Power connector16 pin8+8 pin
Release date20222021
ArchitectureAda LovelaceNot publicly specified
ThicknessTriple-slotVaries by board
Compute APIOpenCL 3.0, CUDA 8.9OpenCL 3.0
Launch price$1599—
Shader units / cores16384Not publicly specified
Clock speed2235 - 2520 MHzBetter2050 - 2435 MHz
Base clock2235 MHzBetter2050 MHz
Boost clock2520 MHzBetter2435 MHz
VRAM24 GB GDDR6XBetter16 GB GDDR6
Memory frequency21 GHzBetter18,4 GHz
Memory bus384 bitBetter256 bit
Memory bandwidth1008 GB/sBetter589 GB/s
InterfacePCIe 4x16PCIe 4x16
Power consumption450 W350 WBetter
Process node5 nmBetter7 nm
Recommended PSU850 WVaries by board
Length304 mmVaries by board
Die size609 mm²Not publicly specified
Memory cacheL1 128 KB, L2 72 MBNot publicly specified
Transistor count76300 millionNot publicly specified
Max monitors44
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 4090 and RX 6900 XT / Liquid Cooled 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 4090RX 6900 XT / Liquid Cooled
Verified H2HCommunity VerifiedEstimatedPredicted
Black Myth: Wukong
1080p High
45 FPSEstimated 66%
28 FPSEstimated 66%
1080p Ultra
38 FPSEstimated 66%
23 FPSEstimated 66%
1440p Ultra
29 FPSEstimated 66%
18 FPSEstimated 66%
4K Ultra
17 FPSEstimated 66%
10 FPSEstimated 66%
Black Myth: WukongRTX 409045 FPSEstimated 66%RX 6900 XT / Liquid Cooled28 FPSEstimated 66%RTX 409038 FPSEstimated 66%RX 6900 XT / Liquid Cooled23 FPSEstimated 66%RTX 409029 FPSEstimated 66%RX 6900 XT / Liquid Cooled18 FPSEstimated 66%RTX 409017 FPSEstimated 66%RX 6900 XT / Liquid Cooled10 FPSEstimated 66%
Call of Duty: WarzoneRTX 409045 FPSEstimated 66%RX 6900 XT / Liquid Cooled28 FPSEstimated 66%RTX 409038 FPSEstimated 66%RX 6900 XT / Liquid Cooled23 FPSEstimated 66%RTX 409029 FPSEstimated 66%RX 6900 XT / Liquid Cooled18 FPSEstimated 66%RTX 409017 FPSEstimated 66%RX 6900 XT / Liquid Cooled10 FPSEstimated 66%
Counter-Strike 2RTX 4090365 FPSEstimated 74%RX 6900 XT / Liquid Cooled232 FPSEstimated 74%RTX 4090252 FPSEstimated 74%RX 6900 XT / Liquid Cooled163 FPSEstimated 74%RTX 4090188 FPSEstimated 74%RX 6900 XT / Liquid Cooled127 FPSEstimated 74%RTX 409095 FPSEstimated 74%RX 6900 XT / Liquid Cooled63 FPSEstimated 74%
Cyberpunk 2077RTX 4090230 FPSEstimated 74%RX 6900 XT / Liquid Cooled150 FPSEstimated 74%RTX 4090205 FPSEstimated 74%RX 6900 XT / Liquid Cooled129 FPSEstimated 74%RTX 4090142 FPSEstimated 74%RX 6900 XT / Liquid Cooled92 FPSEstimated 74%RTX 409068 FPSEstimated 74%RX 6900 XT / Liquid Cooled42 FPSEstimated 74%
Forza Horizon 5RTX 4090284 FPSEstimated 80%RX 6900 XT / Liquid Cooled189 FPSEstimated 80%RTX 4090194 FPSEstimated 74%RX 6900 XT / Liquid Cooled122 FPSEstimated 74%RTX 4090172 FPSEstimated 74%RX 6900 XT / Liquid Cooled114 FPSEstimated 74%RTX 4090131 FPSEstimated 74%RX 6900 XT / Liquid Cooled93 FPSEstimated 74%
God of War RagnarökRTX 409045 FPSEstimated 66%RX 6900 XT / Liquid Cooled28 FPSEstimated 66%RTX 409038 FPSEstimated 66%RX 6900 XT / Liquid Cooled23 FPSEstimated 66%RTX 409029 FPSEstimated 66%RX 6900 XT / Liquid Cooled18 FPSEstimated 66%RTX 409017 FPSEstimated 66%RX 6900 XT / Liquid Cooled10 FPSEstimated 66%
Hogwarts LegacyRTX 4090187 FPSEstimated 74%RX 6900 XT / Liquid Cooled122 FPSEstimated 74%RTX 4090157 FPSEstimated 74%RX 6900 XT / Liquid Cooled102 FPSEstimated 74%RTX 4090126 FPSEstimated 74%RX 6900 XT / Liquid Cooled82 FPSEstimated 74%RTX 409074 FPSEstimated 74%RX 6900 XT / Liquid Cooled43 FPSEstimated 74%
Microsoft Flight Simulator 2024RTX 409045 FPSEstimated 66%RX 6900 XT / Liquid Cooled28 FPSEstimated 66%RTX 409038 FPSEstimated 66%RX 6900 XT / Liquid Cooled23 FPSEstimated 66%RTX 409029 FPSEstimated 66%RX 6900 XT / Liquid Cooled18 FPSEstimated 66%RTX 409017 FPSEstimated 66%RX 6900 XT / Liquid Cooled10 FPSEstimated 66%
Monster Hunter WildsRTX 409045 FPSEstimated 66%RX 6900 XT / Liquid Cooled28 FPSEstimated 66%RTX 409038 FPSEstimated 66%RX 6900 XT / Liquid Cooled23 FPSEstimated 66%RTX 409029 FPSEstimated 66%RX 6900 XT / Liquid Cooled18 FPSEstimated 66%RTX 409017 FPSEstimated 66%RX 6900 XT / Liquid Cooled10 FPSEstimated 66%
StarfieldRTX 409045 FPSEstimated 66%RX 6900 XT / Liquid Cooled28 FPSEstimated 66%RTX 409038 FPSEstimated 66%RX 6900 XT / Liquid Cooled23 FPSEstimated 66%RTX 409029 FPSEstimated 66%RX 6900 XT / Liquid Cooled18 FPSEstimated 66%RTX 409017 FPSEstimated 66%RX 6900 XT / Liquid Cooled10 FPSEstimated 66%
HEAD TO HEAD · CALCULATED INDEX
H2H workload indices
Comparable internal indices on a fixed 0–100 scale.
The Benchmarks section compares RTX 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Raster IndexH2H Index / 100885644%
H2H Compute IndexH2H Index / 100896531%
H2H Rendering IndexH2H Index / 100916533%
H2H Memory Workload IndexH2H Index / 1001008813%
H2H Efficiency IndexH2H Index / 100655320%
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 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Image Generation IndexH2H Index / 100937028%
H2H ML Training IndexH2H Index / 100936930%
H2H Inference IndexH2H Index / 100916533%
H2H Local LLM IndexH2H Index / 100957425%
H2H Computer Vision IndexH2H Index / 100926633%
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 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
DirectX12.212.2
Vulkan1.41.2
OpenGL4.64.6
UpscalingDLSS 3FSR
Compute APIOpenCL 3.0, CUDA 8.9OpenCL 3.0
Architecture and release
The Architecture and release section compares RTX 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
ArchitectureAda LovelaceNot publicly specified
Process node5 nmBetter7 nm
Release date20222021
Device classDesktopDesktop
GPU cores, die and clocks
The Core layout and clocks section compares RTX 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
Transistor count76300 millionNot publicly specified
Die size609 mm²Not publicly specified
Shader units / cores16384Not publicly specified
Base clock2235 MHzBetter2050 MHz
Boost clock2520 MHzBetter2435 MHz
Board size, power and compatibility
The Form factor and compatibility section compares RTX 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
InterfacePCIe 4x16PCIe 4x16
Length304 mmVaries by board
ThicknessTriple-slotVaries by board
Recommended PSU850 WVaries by board
Power connector16 pin8+8 pin
Display outputs and limits
The Display outputs section compares RTX 4090 and RX 6900 XT / Liquid Cooled 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 monitors44
Max resolution7680 × 43207680 × 4320
Memory and compute throughput
The VRAM capacity and bandwidth section compares RTX 4090 and RX 6900 XT / Liquid Cooled with normalized H2H data, turning specifications, tests and value signals into practical buying context.
VRAM24 GB GDDR6XBetter16 GB GDDR6
Memory typeGDDR6XGDDR6
Memory bus384 bitBetter256 bit
TFLOPS82.58Better23.04
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 4090 or RX 6900 XT / Liquid Cooled?+
RTX 4090 has the higher overall gaming score, while RTX 4090 offers the better price-to-performance ratio. The final choice depends on resolution and settings.
02Which is better for streaming?+
RTX 4090 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 4090 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 4090 offers more overall performance, while RTX 4090 offers more memory headroom. Codecs, hardware encoders, and editor optimization can change the result.
05Which is better for neural networks and AI?+
RTX 4090 is the more practical option for local AI workloads. VRAM capacity, compute libraries, and framework compatibility are especially important.
06Which is better for 1080p?+
RTX 4090 is the most rational 1080p choice, where high frame rates and cost per frame matter most.
07Which is better for 1440p?+
RTX 4090 leads in combined 1440p performance. RTX 4090 can be preferable for heavy textures and games with high VRAM usage.
08Which is better for 4K?+
RTX 4090 is preferable for 4K, where total performance, memory bandwidth, and VRAM capacity have the greatest impact.
09Which is better for a quiet PC?+
RX 6900 XT / Liquid Cooled 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 6900 XT / Liquid Cooled 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 4090 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.