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Head-to-head

ASUS - ROG Astral RTX 5080 OC vs NVIDIA - GeForce RTX 5070 Ti

Last updated · How Mars Score works
ROG Astral RTX 5080 OCASUSILLUSTRATION
Probe A
ASUS
ROG Astral RTX 5080 OC
77.5/ 100B
Benchmarks91· 40%
Core71· 30%
Memory64· 20%
Power & Form66· 10%
GeForce RTX 5070 TiNVIDIAILLUSTRATION
Probe B
NVIDIA
GeForce RTX 5070 Ti
68.1/ 100B
Benchmarks70· 40%
Core66· 30%
Memory64· 20%
Power & Form72· 10%
The fork

Where they actually differ

The most decisive specs, ranked by how much they matter — before the full spec table.

SpecASUS - ROG Astral RTX 5080 OCNVIDIA - GeForce RTX 5070 Ti
3DMark Time Spy3250020100
TDP360 W300 W
CUDA / Stream cores107528960
Ray tracing cores8470
Boost clock2655 MHz2452 MHz
Quick verdict

Between the ROG Astral RTX 5080 OC and GeForce RTX 5070 Ti, the ROG Astral RTX 5080 OC comes out ahead in 3dmark time spy / cuda / stream cores, while the GeForce RTX 5070 Ti wins on tdp. Overall, the ROG Astral RTX 5080 OC scores 77.5 and the GeForce RTX 5070 Ti scores 68.1 on our Mars Score.

Buying advice

Which should you buy?

The ROG Astral RTX 5080 OC is the clear pick on raw spec strength, leading by 9.4 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.

Pick the ROG Astral RTX 5080 OC if you push the hardware — gaming, on-device AI, heavy multitasking — and the extra compute headroom is worth the trade-offs. The biggest gaps in its favor are 3dmark time spy, cuda / stream cores, ray tracing cores, among others. The single most decisive one: 3DMark Time Spy — 61.69% more. 32500 vs 20100.

Pick the GeForce RTX 5070 Ti if you care most about tdp. Its strongest claims are tdp. The single most decisive one: TDP — 60.00 W less. 300 vs 360.

Both ship with comparable vram, memory bus, dlss, so those specs do not separate the two — focus on the differences below.

Bottom line: the ROG Astral RTX 5080 OC is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.

Decision guide

Which should you buy: ASUS - ROG Astral RTX 5080 OC or NVIDIA - GeForce RTX 5070 Ti?

ASUS - ROG Astral RTX 5080 OC leads the current Mars Score by 9.4 points.The more useful decision is the trade-off behind that result: compare cuda / stream cores, boost clock, tdp against the way you will actually use the product.

Choose ASUS - ROG Astral RTX 5080 OC if…

ASUS - ROG Astral RTX 5080 OC has the measurable edge on timespy score, cuda cores, ray tracing cores.

Choose NVIDIA - GeForce RTX 5070 Ti if…

NVIDIA - GeForce RTX 5070 Ti has the measurable edge on tdp w.

This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.

Why ASUS - ROG Astral RTX 5080 OC wins

  • 3DMark Time Spy — 61.69% more. 32500 vs 20100.
  • CUDA / Stream cores — 20.00% more. 10752 vs 8960.
  • Ray tracing cores — 20.00% more. 84 vs 70.
  • Boost clock — 8.28% more. 2655 MHz vs 2452 MHz.

Why NVIDIA - GeForce RTX 5070 Ti wins

  • TDP — 60.00 W less. 300 vs 360.
Full readout

Spec comparison

Core

SpecASUS - ROG Astral RTX 5080 OCNVIDIA - GeForce RTX 5070 Ti
ChipsetGB203GB203
Base clock2295 MHz2295 MHz
Boost clock2655 MHzlead2452 MHz
CUDA / Stream cores10752lead8960
Ray tracing cores84lead70

Memory

SpecASUS - ROG Astral RTX 5080 OCNVIDIA - GeForce RTX 5070 Ti
VRAM16 GB16 GB
VRAM typeGDDR7GDDR7
Memory bus256 bit256 bit

Power & Form

SpecASUS - ROG Astral RTX 5080 OCNVIDIA - GeForce RTX 5070 Ti
TDP360 W300 Wlead
Recommended PSU850 W750 Wlead
Length357 mm267 mmlead
Slot size3.5-slot2-slot

Benchmarks

SpecASUS - ROG Astral RTX 5080 OCNVIDIA - GeForce RTX 5070 Ti
3DMark Time Spy32500lead20100
DLSStruetrue
FSRfalsefalse
Reader questions

Frequently asked

Which has more VRAM, ROG Astral RTX 5080 OC or GeForce RTX 5070 Ti?+

GeForce RTX 5070 Ti ships with 16GB GDDR7 vs 16GB.

Which scores higher in 3DMark Time Spy, ROG Astral RTX 5080 OC or GeForce RTX 5070 Ti?+

ROG Astral RTX 5080 OC scores 32500 vs 20100.

Which draws less power, ROG Astral RTX 5080 OC or GeForce RTX 5070 Ti?+

GeForce RTX 5070 Ti draws 300W TDP vs 360W.

Drill down

Spec-level deep dives

By manufacturer

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