47 people are comparing NVIDIA RTX 5080 · AMD Radeon RX 8900 XTX right now

ISSUE № 219 · MAY 13, 2026

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Updated April 2026 PIXLRUN · COMPARE LAB v3

Compare
anything.

A laboratory-grade side-by-side that scores phones, laptops and headphones on the things buyers actually feel — not the spec-sheet poetry manufacturers print on the box.

1,284

Devices benchmarked

Lab metrics per unit

94%

Reader trust score

Affiliate sponsorships

Side-by-side index Live catalogue Catalogue live

The duel.
Two phones, one verdict.

Lab-tested over 14 days each. Identical conditions, identical workloads, scored on a calibrated 100-point rubric.

NVIDIA · 2026 Worth a look

NVIDIA RTX 5080

Next-Gen Blackwell Power for Ultimate 4K Gaming

9.2^/10

From

$1,199

AMD · 2026 PixlRun pick

AMD Radeon RX 8900 XTX

Unleash Next-Gen Power with RDNA 4 Architecture

9.3^/10

From

$1,099

Where each one wins.

Six pillars tailored to GPU reviews — scored independently in our Victoria, BC lab. Bars animate to live values when in view.

Raster perf

AMD +0.1

NVIDIA9.3

AMD9.4

Ray tracing

NVIDIA +0.5

NVIDIA9.3

AMD8.8

AI / upscaling

NVIDIA +0.9

NVIDIA9.4

AMD8.5

Power efficiency

NVIDIA +0.2

NVIDIA9.0

AMD8.8

Thermals

NVIDIA +0.3

NVIDIA9.2

AMD8.9

Value

AMD +0.3

NVIDIA9.2

AMD9.5

Six dimensions, overlaid.

Radar of normalized scores across our full rubric.

NVIDIA RTX 5080 AMD Radeon RX 8900 XTX

Score gap

+1.1%

AMD Radeon RX 8900 XTX vs NVIDIA RTX 5080 — composite lab score difference.

TDP

400W vs 375W

NVIDIA RTX 5080 / AMD Radeon RX 8900 XTX

VRAM

576 GB/s vs 384-bit

NVIDIA RTX 5080 / AMD Radeon RX 8900 XTX

Boost clock

2.85 GHz vs 4.2 GHz

NVIDIA RTX 5080 / AMD Radeon RX 8900 XTX

The full spec sheet.

Grouped by what matters to use, not by alphabet. Winners highlighted with an acid dot.

Performance

Game Clock—

Game Clock3.2 GHz

General

GPU ArchitectureNVIDIA Blackwell (GB203)

GPU Architecture—

CUDA Cores10,752

CUDA Cores6144

Boost Clock2.85 GHz

Boost Clock4.2 GHz

RT Cores4th Gen, 84 Cores

RT Cores—

Tensor Cores5th Gen, 336 Cores

Tensor Cores—

Card Dimensions336mm x 140mm x 61mm (3-slot)

Card Dimensions—

DLSS SupportDLSS 4 with Multi Frame Generation

DLSS Support—

Architecture—

ArchitectureRDNA 4

Compute Units—

Compute Units96 CUs

Pros & cons,
at a glance.

A bento grid of what each one nails — and where it falls short.

NVIDIA RTX 5080

What you'll love

Next-Gen Blackwell Power for Ultimate 4K Gaming

Exceptional 4K & 8K gaming performance, 24GB GDDR7 VRAM handles all workloads, DLSS 4 with Multi Frame Generation, Impressive ray tracing and path tracing

Watch out for

High power consumption at 400W TDP, Premium price point, Large card size requires spacious case

AMD Radeon RX 8900 XTX

What you'll love

Unleash Next-Gen Power with RDNA 4 Architecture

Exceptional 8K and 4K performance, 32GB GDDR7 VRAM, Advanced ray tracing with RDNA 4, Outstanding power efficiency vs previous gen

Watch out for

Premium price tag, Large physical footprint, Driver maturity still catching up

The verdict.

After 14 days each, in real-world use — here's how we'd actually spend the money.

PixlRun verdict · May 2026

If you want the higher overall score, get the AMD Radeon RX 8900 XTX.

AMD Radeon RX 8900 XTX takes the overall win at 9.3/10. NVIDIA RTX 5080: Next-Gen Blackwell Power for Ultimate 4K Gaming. AMD Radeon RX 8900 XTX: Unleash Next-Gen Power with RDNA 4 Architecture.

See AMD Radeon RX 8900 XTX review See NVIDIA RTX 5080

PixlRun Lab Score

Composite · 14-day test cycle

NVIDIA RTX 50809.2

AMD Radeon RX 8900 XTX9.3

Margin+0.1

ConfidenceClose call