AMD
ATI Radeon HD 3690 vs ATI Radeon HD 3870 X2
Full comparison of specs, performance and benchmarks
AMD
ATI Radeon HD 3870 X2
Aggregate performance score
We've compared ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 across specs and all relevant benchmarks.
↗ATI Radeon HD 3690 outperforms ATI Radeon HD 3870 X2 by 13% based on our aggregate benchmark results.+13%
Scores are normalized on the Head to Head scale. Higher is better.ATI Radeon HD 3690 vs ATI Radeon HD 3870 X2: key takeaway
The comparison of ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 shows a 13% advantage for ATI Radeon HD 3690 in gaming performance, while ATI Radeon HD 3870 X2 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.
AMDPerformance
Efficiency
Price / performance
Memory capacity
3531
10053
100100
743
COMPARISON RESULT
ATI Radeon HD 3690 is the best overall choice
ATI Radeon HD 3690 leads in combined game performance. ATI Radeon HD 3690 offers the better price per frame, while the final choice depends on the required features, memory, and games.
ATI Radeon HD 3690 leads in the combined performance index
ATI Radeon HD 3690 costs less
CATALOG POSITION
Full ranking →Graphics card ranking
Positions 135–140of 317
COMPARISON VERDICT
Which should you choose?
Two practical conclusions based on community votes and gaming value.
ATI Radeon HD 3870 X2
179 likesHead to Head visitors currently choose this model more often.
ATI Radeon HD 3690
100/100 · Price $119The 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 ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
GamesDirectX, OpenCL, and Vulkan performance
35Better
31
Professional applications3D modeling, video editing, and rendering
32Better
29
AI and machine learningMachine-learning and AI capabilities
29Better
26
Power efficiencyPower consumption across workloads
100Better
53
Head to Head scoreOverall catalog score
60Better
49
FULL COMPARISON
Specifications
The better numeric value is highlighted in green, taking the metric direction into account.
The Specifications section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
Device classDesktopDesktop
Max monitors33
Max resolution2560 × 16002560 × 1600
USB Type-CNoNo
LengthVaries by board267 mm
HDMI——
DisplayPort——
DirectX10.110.1
Vulkan——
OpenGL3.33.3
TFLOPS0.4290.528Better
Power consumption75 WBetter196 W
Memory typeGDDR3GDDR3
Power connector6 pin6+8 pin
Release date20082008
ArchitectureTeraScaleTeraScale
ThicknessDual-slotDual-slot
Upscaling——
Compute API——
Launch price$119Better$159
Shader units / cores320320
Clock speed670 MHz825 MHzBetter
Base clock670 MHz825 MHzBetter
Boost clock670 MHz825 MHzBetter
VRAM256 MB GDDR3Better1 GB GDDR3
Memory frequency1,66 GHz1,8 GHzBetter
Memory bus128 bit256x2 bitBetter
Memory bandwidth27 GB/s58 GB/sBetter
InterfacePCIe 2x16PCIe 2x16
Power consumption75 WBetter196 W
Process node55 nm55 nm
Recommended PSU250 WBetter450 W
Die size192 mm²192 mm²
Memory cacheL2 0.13 MBL2 0.25 MB
Transistor count666 million666 million
GAME TEST BENCH
Gaming FPS
Available results are shown separately; missing data is not treated as zero.
The Gaming FPS section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 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.
ATI Radeon HD 3690ATI Radeon HD 3870 X2
Verified H2HCommunity VerifiedEstimatedPredicted
Black Myth: Wukong
1080p High
21 FPSEstimated 64%
18 FPSEstimated 64%
1080p Ultra
18 FPSEstimated 64%
15 FPSEstimated 64%
1440p Ultra
9 FPSEstimated 58%
8 FPSEstimated 58%
4K Ultra
5 FPSEstimated 55%
5 FPSEstimated 55%
Black Myth: WukongATI Radeon HD 369021 FPSEstimated 64%ATI Radeon HD 3870 X218 FPSEstimated 64%ATI Radeon HD 369018 FPSEstimated 64%ATI Radeon HD 3870 X215 FPSEstimated 64%ATI Radeon HD 36909 FPSEstimated 58%ATI Radeon HD 3870 X28 FPSEstimated 58%ATI Radeon HD 36905 FPSEstimated 55%ATI Radeon HD 3870 X25 FPSEstimated 55%
Call of Duty: WarzoneATI Radeon HD 369021 FPSEstimated 64%ATI Radeon HD 3870 X218 FPSEstimated 64%ATI Radeon HD 369018 FPSEstimated 64%ATI Radeon HD 3870 X215 FPSEstimated 64%ATI Radeon HD 36909 FPSEstimated 58%ATI Radeon HD 3870 X28 FPSEstimated 58%ATI Radeon HD 36905 FPSEstimated 55%ATI Radeon HD 3870 X25 FPSEstimated 55%
Counter-Strike 2ATI Radeon HD 3690175 FPSEstimated 72%ATI Radeon HD 3870 X2153 FPSEstimated 72%ATI Radeon HD 3690123 FPSEstimated 72%ATI Radeon HD 3870 X2107 FPSEstimated 72%ATI Radeon HD 369066 FPSEstimated 66%ATI Radeon HD 3870 X260 FPSEstimated 66%ATI Radeon HD 369024 FPSEstimated 62%ATI Radeon HD 3870 X223 FPSEstimated 63%
Cyberpunk 2077ATI Radeon HD 3690113 FPSEstimated 72%ATI Radeon HD 3870 X298 FPSEstimated 72%ATI Radeon HD 369097 FPSEstimated 72%ATI Radeon HD 3870 X285 FPSEstimated 72%ATI Radeon HD 369048 FPSEstimated 66%ATI Radeon HD 3870 X244 FPSEstimated 66%ATI Radeon HD 369016 FPSEstimated 62%ATI Radeon HD 3870 X215 FPSEstimated 63%
Forza Horizon 5ATI Radeon HD 3690142 FPSEstimated 78%ATI Radeon HD 3870 X2124 FPSEstimated 78%ATI Radeon HD 369092 FPSEstimated 72%ATI Radeon HD 3870 X280 FPSEstimated 72%ATI Radeon HD 369060 FPSEstimated 66%ATI Radeon HD 3870 X254 FPSEstimated 66%ATI Radeon HD 369035 FPSEstimated 62%ATI Radeon HD 3870 X233 FPSEstimated 63%
God of War RagnarökATI Radeon HD 369021 FPSEstimated 64%ATI Radeon HD 3870 X218 FPSEstimated 64%ATI Radeon HD 369018 FPSEstimated 64%ATI Radeon HD 3870 X215 FPSEstimated 64%ATI Radeon HD 36909 FPSEstimated 58%ATI Radeon HD 3870 X28 FPSEstimated 58%ATI Radeon HD 36905 FPSEstimated 55%ATI Radeon HD 3870 X25 FPSEstimated 55%
Hogwarts LegacyATI Radeon HD 369092 FPSEstimated 72%ATI Radeon HD 3870 X280 FPSEstimated 72%ATI Radeon HD 369077 FPSEstimated 72%ATI Radeon HD 3870 X267 FPSEstimated 72%ATI Radeon HD 369043 FPSEstimated 66%ATI Radeon HD 3870 X239 FPSEstimated 66%ATI Radeon HD 369016 FPSEstimated 62%ATI Radeon HD 3870 X215 FPSEstimated 63%
Microsoft Flight Simulator 2024ATI Radeon HD 369021 FPSEstimated 64%ATI Radeon HD 3870 X218 FPSEstimated 64%ATI Radeon HD 369018 FPSEstimated 64%ATI Radeon HD 3870 X215 FPSEstimated 64%ATI Radeon HD 36909 FPSEstimated 58%ATI Radeon HD 3870 X28 FPSEstimated 58%ATI Radeon HD 36905 FPSEstimated 55%ATI Radeon HD 3870 X25 FPSEstimated 55%
Monster Hunter WildsATI Radeon HD 369021 FPSEstimated 64%ATI Radeon HD 3870 X218 FPSEstimated 64%ATI Radeon HD 369018 FPSEstimated 64%ATI Radeon HD 3870 X215 FPSEstimated 64%ATI Radeon HD 36909 FPSEstimated 58%ATI Radeon HD 3870 X28 FPSEstimated 58%ATI Radeon HD 36905 FPSEstimated 55%ATI Radeon HD 3870 X25 FPSEstimated 55%
StarfieldATI Radeon HD 369021 FPSEstimated 64%ATI Radeon HD 3870 X218 FPSEstimated 64%ATI Radeon HD 369018 FPSEstimated 64%ATI Radeon HD 3870 X215 FPSEstimated 64%ATI Radeon HD 36909 FPSEstimated 58%ATI Radeon HD 3870 X28 FPSEstimated 58%ATI Radeon HD 36905 FPSEstimated 55%ATI Radeon HD 3870 X25 FPSEstimated 55%
HEAD TO HEAD · CALCULATED INDEX
H2H workload indices
Comparable internal indices on a fixed 0–100 scale.
The Benchmarks section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Raster IndexH2H Index / 100353112%
H2H Compute IndexH2H Index / 100293210%
H2H Rendering IndexH2H Index / 100273423%
H2H Memory Workload IndexH2H Index / 100743144%
H2H Efficiency IndexH2H Index / 1001005361%
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 ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Image Generation IndexH2H Index / 100223648%
H2H ML Training IndexH2H Index / 100243640%
H2H Inference IndexH2H Index / 100273423%
H2H Local LLM IndexH2H Index / 100203862%
H2H Computer Vision IndexH2H Index / 100273526%
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 ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
DirectX10.110.1
Vulkan——
OpenGL3.33.3
Upscaling——
Compute API——
Architecture and release
The Architecture and release section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
ArchitectureTeraScaleTeraScale
Process node55 nm55 nm
Release date20082008
Device classDesktopDesktop
GPU cores, die and clocks
The Core layout and clocks section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
Transistor count666 million666 million
Die size192 mm²192 mm²
Shader units / cores320320
Base clock670 MHz825 MHzBetter
Boost clock670 MHz825 MHzBetter
Board size, power and compatibility
The Form factor and compatibility section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
InterfacePCIe 2x16PCIe 2x16
LengthVaries by board267 mm
ThicknessDual-slotDual-slot
Recommended PSU250 WBetter450 W
Power connector6 pin6+8 pin
Display outputs and limits
The Display outputs section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
HDMI——
DisplayPort——
USB Type-CNoNo
Max monitors33
Max resolution2560 × 16002560 × 1600
Memory and compute throughput
The VRAM capacity and bandwidth section compares ATI Radeon HD 3690 and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
VRAM256 MB GDDR3Better1 GB GDDR3
Memory typeGDDR3GDDR3
Memory bus128 bit256x2 bitBetter
TFLOPS0.4290.528Better
HEAD TO HEAD · DISCOVER
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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.
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Frequently asked comparison questions
Short recommendations based on performance, memory, power consumption, and intended use.
01Which is better for gaming: ATI Radeon HD 3690 or ATI Radeon HD 3870 X2?+
ATI Radeon HD 3690 has the higher overall gaming score, while ATI Radeon HD 3690 offers the better price-to-performance ratio. The final choice depends on resolution and settings.
02Which is better for streaming?+
ATI Radeon HD 3690 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?+
ATI Radeon HD 3690 is generally the better option for Blender and GPU rendering. Rendering-engine support and available VRAM also matter.
04Which is better for video editing?+
ATI Radeon HD 3690 offers more overall performance, while ATI Radeon HD 3690 offers more memory headroom. Codecs, hardware encoders, and editor optimization can change the result.
05Which is better for neural networks and AI?+
ATI Radeon HD 3690 is the more practical option for local AI workloads. VRAM capacity, compute libraries, and framework compatibility are especially important.
06Which is better for 1080p?+
ATI Radeon HD 3690 is the most rational 1080p choice, where high frame rates and cost per frame matter most.
07Which is better for 1440p?+
ATI Radeon HD 3690 leads in combined 1440p performance. ATI Radeon HD 3690 can be preferable for heavy textures and games with high VRAM usage.
08Which is better for 4K?+
ATI Radeon HD 3690 is preferable for 4K, where total performance, memory bandwidth, and VRAM capacity have the greatest impact.
09Which is better for a quiet PC?+
ATI Radeon HD 3690 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?+
ATI Radeon HD 3690 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 ATI Radeon HD 3690 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.