NVIDIA
GeForce GTX 1080 Ti 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 GTX 1080 Ti and ATI Radeon HD 3870 X2 across specs and all relevant benchmarks.
↗GTX 1080 Ti outperforms ATI Radeon HD 3870 X2 by 55% based on our aggregate benchmark results.+55%
Scores are normalized on the Head to Head scale. Higher is better.GeForce GTX 1080 Ti vs ATI Radeon HD 3870 X2: key takeaway
The comparison of GTX 1080 Ti and ATI Radeon HD 3870 X2 shows a 55% advantage for GTX 1080 Ti 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.
NVIDIA
AMDPerformance
Efficiency
Price / performance
Memory capacity
4831
6453
100100
7743
COMPARISON RESULT
GTX 1080 Ti is the best overall choice
GTX 1080 Ti leads in combined game performance. GTX 1080 Ti offers the better price per frame, while the final choice depends on the required features, memory, and games.
GTX 1080 Ti leads in the combined performance index
ATI Radeon HD 3870 X2 costs less
CATALOG POSITION
Full ranking →Graphics card ranking
Positions 261–266of 319
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 3870 X2
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 GTX 1080 Ti 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
48Better
31
Professional applications3D modeling, video editing, and rendering
41Better
29
AI and machine learningMachine-learning and AI capabilities
39Better
26
Power efficiencyPower consumption across workloads
64Better
53
Head to Head scoreOverall catalog score
61Better
49
FULL COMPARISON
Specifications
The better numeric value is highlighted in green, taking the metric direction into account.
The Specifications section compares GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
DisplayPortDisplayPort 1.4aBoard dependent
HDMIHDMI 2.0Board dependent
Device classDesktopDesktop
Max monitors43
Max resolution7680 × 43202560 × 1600
USB Type-CNoNo
DirectX12.110.1
Vulkan1.4Not supported
OpenGL4.63.3
TFLOPS11.34Better0.528
Power consumption250 W196 WBetter
Memory typeGDDR5XGDDR3
Power connector8+8 pin6+8 pin
Release date20162008
ArchitecturePascalTeraScale
ThicknessDual-slotDual-slot
Compute APIOpenCL 3.0, CUDA 6.1OpenCL 1.x
Launch price$309$159Better
Shader units / cores3584Better320
Length267 mm267 mm
Clock speed1480 - 1582 MHzBetter825 MHz
Base clock1480 MHzBetter825 MHz
Boost clock1582 MHzBetter825 MHz
VRAM11 GB GDDR5XBetter1 GB GDDR3
Memory frequency11 GHzBetter1,8 GHz
Memory bus352 bitBetter256x2 bit
Memory bandwidth484 GB/sBetter58 GB/s
InterfacePCIe 3x16PCIe 2x16
Power consumption250 W196 WBetter
Process node16 nmBetter55 nm
Recommended PSU600 W450 WBetter
Die size471 mm²192 mm²Better
Memory cacheL1 48 KB, L2 2.75 MBL2 0.25 MBBetter
Transistor count11800 millionBetter666 million
UpscalingNot supportedNot supported
GAME TEST BENCH
Gaming FPS
Available results are shown separately; missing data is not treated as zero.
The Gaming FPS section compares GTX 1080 Ti 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.
GTX 1080 TiATI Radeon HD 3870 X2
Verified H2HCommunity VerifiedEstimatedPredicted
Black Myth: Wukong
1080p High
24 FPSEstimated 66%
18 FPSEstimated 64%
1080p Ultra
21 FPSEstimated 66%
15 FPSEstimated 64%
1440p Ultra
15 FPSEstimated 66%
8 FPSEstimated 58%
4K Ultra
8 FPSEstimated 64%
5 FPSEstimated 55%
Black Myth: WukongGTX 1080 Ti24 FPSEstimated 66%ATI Radeon HD 3870 X218 FPSEstimated 64%GTX 1080 Ti21 FPSEstimated 66%ATI Radeon HD 3870 X215 FPSEstimated 64%GTX 1080 Ti15 FPSEstimated 66%ATI Radeon HD 3870 X28 FPSEstimated 58%GTX 1080 Ti8 FPSEstimated 64%ATI Radeon HD 3870 X25 FPSEstimated 55%
Call of Duty: WarzoneGTX 1080 Ti24 FPSEstimated 66%ATI Radeon HD 3870 X218 FPSEstimated 64%GTX 1080 Ti21 FPSEstimated 66%ATI Radeon HD 3870 X215 FPSEstimated 64%GTX 1080 Ti15 FPSEstimated 66%ATI Radeon HD 3870 X28 FPSEstimated 58%GTX 1080 Ti8 FPSEstimated 64%ATI Radeon HD 3870 X25 FPSEstimated 55%
Counter-Strike 2GTX 1080 Ti203 FPSEstimated 74%ATI Radeon HD 3870 X2153 FPSEstimated 72%GTX 1080 Ti143 FPSEstimated 74%ATI Radeon HD 3870 X2107 FPSEstimated 72%GTX 1080 Ti111 FPSEstimated 74%ATI Radeon HD 3870 X260 FPSEstimated 66%GTX 1080 Ti51 FPSEstimated 72%ATI Radeon HD 3870 X223 FPSEstimated 63%
Cyberpunk 2077GTX 1080 Ti131 FPSEstimated 74%ATI Radeon HD 3870 X298 FPSEstimated 72%GTX 1080 Ti113 FPSEstimated 74%ATI Radeon HD 3870 X285 FPSEstimated 72%GTX 1080 Ti80 FPSEstimated 74%ATI Radeon HD 3870 X244 FPSEstimated 66%GTX 1080 Ti34 FPSEstimated 72%ATI Radeon HD 3870 X215 FPSEstimated 63%
Forza Horizon 5GTX 1080 Ti165 FPSEstimated 80%ATI Radeon HD 3870 X2124 FPSEstimated 78%GTX 1080 Ti107 FPSEstimated 74%ATI Radeon HD 3870 X280 FPSEstimated 72%GTX 1080 Ti100 FPSEstimated 74%ATI Radeon HD 3870 X254 FPSEstimated 66%GTX 1080 Ti75 FPSEstimated 72%ATI Radeon HD 3870 X233 FPSEstimated 63%
God of War RagnarökGTX 1080 Ti24 FPSEstimated 66%ATI Radeon HD 3870 X218 FPSEstimated 64%GTX 1080 Ti21 FPSEstimated 66%ATI Radeon HD 3870 X215 FPSEstimated 64%GTX 1080 Ti15 FPSEstimated 66%ATI Radeon HD 3870 X28 FPSEstimated 58%GTX 1080 Ti8 FPSEstimated 64%ATI Radeon HD 3870 X25 FPSEstimated 55%
Hogwarts LegacyGTX 1080 Ti107 FPSEstimated 74%ATI Radeon HD 3870 X280 FPSEstimated 72%GTX 1080 Ti90 FPSEstimated 74%ATI Radeon HD 3870 X267 FPSEstimated 72%GTX 1080 Ti72 FPSEstimated 74%ATI Radeon HD 3870 X239 FPSEstimated 66%GTX 1080 Ti35 FPSEstimated 72%ATI Radeon HD 3870 X215 FPSEstimated 63%
Microsoft Flight Simulator 2024GTX 1080 Ti24 FPSEstimated 66%ATI Radeon HD 3870 X218 FPSEstimated 64%GTX 1080 Ti21 FPSEstimated 66%ATI Radeon HD 3870 X215 FPSEstimated 64%GTX 1080 Ti15 FPSEstimated 66%ATI Radeon HD 3870 X28 FPSEstimated 58%GTX 1080 Ti8 FPSEstimated 64%ATI Radeon HD 3870 X25 FPSEstimated 55%
Monster Hunter WildsGTX 1080 Ti24 FPSEstimated 66%ATI Radeon HD 3870 X218 FPSEstimated 64%GTX 1080 Ti21 FPSEstimated 66%ATI Radeon HD 3870 X215 FPSEstimated 64%GTX 1080 Ti15 FPSEstimated 66%ATI Radeon HD 3870 X28 FPSEstimated 58%GTX 1080 Ti8 FPSEstimated 64%ATI Radeon HD 3870 X25 FPSEstimated 55%
StarfieldGTX 1080 Ti24 FPSEstimated 66%ATI Radeon HD 3870 X218 FPSEstimated 64%GTX 1080 Ti21 FPSEstimated 66%ATI Radeon HD 3870 X215 FPSEstimated 64%GTX 1080 Ti15 FPSEstimated 66%ATI Radeon HD 3870 X28 FPSEstimated 58%GTX 1080 Ti8 FPSEstimated 64%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 GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
H2H Raster IndexH2H Index / 100483143%
H2H Compute IndexH2H Index / 100533249%
H2H Rendering IndexH2H Index / 100563449%
H2H Memory Workload IndexH2H Index / 100774357%
H2H Efficiency IndexH2H Index / 100645319%
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 GTX 1080 Ti 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 / 100613652%
H2H ML Training IndexH2H Index / 100603650%
H2H Inference IndexH2H Index / 100563449%
H2H Local LLM IndexH2H Index / 100643851%
H2H Computer Vision IndexH2H Index / 100573548%
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 GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
DirectX12.110.1
Vulkan1.4Not supported
OpenGL4.63.3
UpscalingNot supportedNot supported
Compute APIOpenCL 3.0, CUDA 6.1OpenCL 1.x
Architecture and release
The Architecture and release section compares GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
ArchitecturePascalTeraScale
Process node16 nmBetter55 nm
Release date20162008
Device classDesktopDesktop
GPU cores, die and clocks
The Core layout and clocks section compares GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
Transistor count11800 millionBetter666 million
Die size471 mm²192 mm²Better
Shader units / cores3584Better320
Base clock1480 MHzBetter825 MHz
Boost clock1582 MHzBetter825 MHz
Board size, power and compatibility
The Form factor and compatibility section compares GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
InterfacePCIe 3x16PCIe 2x16
Length267 mm267 mm
ThicknessDual-slotDual-slot
Recommended PSU600 W450 WBetter
Power connector8+8 pin6+8 pin
Display outputs and limits
The Display outputs section compares GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
HDMIHDMI 2.0Board dependent
DisplayPortDisplayPort 1.4aBoard dependent
USB Type-CNoNo
Max monitors43
Max resolution7680 × 43202560 × 1600
Memory and compute throughput
The VRAM capacity and bandwidth section compares GTX 1080 Ti and ATI Radeon HD 3870 X2 with normalized H2H data, turning specifications, tests and value signals into practical buying context.
VRAM11 GB GDDR5XBetter1 GB GDDR3
Memory typeGDDR5XGDDR3
Memory bus352 bitBetter256x2 bit
TFLOPS11.34Better0.528
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: GTX 1080 Ti or ATI Radeon HD 3870 X2?+
GTX 1080 Ti has the higher overall gaming score, while GTX 1080 Ti offers the better price-to-performance ratio. The final choice depends on resolution and settings.
02Which is better for streaming?+
GTX 1080 Ti 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?+
GTX 1080 Ti is generally the better option for Blender and GPU rendering. Rendering-engine support and available VRAM also matter.
04Which is better for video editing?+
GTX 1080 Ti offers more overall performance, while GTX 1080 Ti offers more memory headroom. Codecs, hardware encoders, and editor optimization can change the result.
05Which is better for neural networks and AI?+
GTX 1080 Ti is the more practical option for local AI workloads. VRAM capacity, compute libraries, and framework compatibility are especially important.
06Which is better for 1080p?+
GTX 1080 Ti is the most rational 1080p choice, where high frame rates and cost per frame matter most.
07Which is better for 1440p?+
GTX 1080 Ti leads in combined 1440p performance. GTX 1080 Ti can be preferable for heavy textures and games with high VRAM usage.
08Which is better for 4K?+
GTX 1080 Ti 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 3870 X2 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 3870 X2 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 GTX 1080 Ti 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.