AMD

Radeon RX 580 8GB

Polaris · 8 GB GDDR5 · 185 W

/ 100

From $229

MSI Gaming Trio GeForce RTX 4080 wins by 40

MSI

MSI Gaming Trio GeForce RTX 4080

Ada · 16 GB GDDR6X · 320 W · Gaming Trio

/ 100

From $1,344

Specdex verdict

MSI Gaming Trio GeForce RTX 4080 takes it — here’s why.

In our weighted Specdex score, Radeon RX 580 8GB lands at 52 and MSI Gaming Trio GeForce RTX 4080 at 92. That puts MSI Gaming Trio GeForce RTX 4080 ahead by 40 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Radeon RX 580 8GB if…

✓More VRAM at price tier
✓FSR support
✓Driver open-source on Linux

Pick MSI Gaming Trio GeForce RTX 4080 if…

✓NVIDIA driver stack
✓DLSS support on RTX
✓Strong resale value

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Winner by scenario

Derived from the sub-score breakdown · not a separate test

4K & rasterization

MSI Gaming Trio GeForce RTX 4080

Traditional rendering throughput at high resolution

MSI Gaming Trio GeForce RTX 4080 leads on raster (92 vs 52).

Ray tracing

MSI Gaming Trio GeForce RTX 4080

RT-heavy titles with path-traced lighting

MSI Gaming Trio GeForce RTX 4080 leads on rt (87 vs 42).

AI workloads

MSI Gaming Trio GeForce RTX 4080

Local inference, upscaling, generative tools

MSI Gaming Trio GeForce RTX 4080 leads on ai (89 vs 40).

Power efficiency

Tie

Frames per watt — heat, noise, and PSU sizing

Effectively tied — neither pulls a 2-point weighted lead.

Value for money

Radeon RX 580 8GB

Specdex score per dollar at MSRP

Radeon RX 580 8GB more score per dollar ($229 vs $1,344).

Radeon RX 580 8GB 52

92 MSI Gaming Trio GeForce RTX 4080

Score breakdown

Radeon RX 580 8GB

raster 52

rt 42

ai 40

efficiency 74

MSI Gaming Trio GeForce RTX 4080

raster 92

rt 87

ai 89

efficiency 73

Specs side-by-side

Hide identical rows

Radeon RX 580 8GB versus MSI Gaming Trio GeForce RTX 4080 — full spec comparison
Spec	Radeon RX 580 8GB	MSI Gaming Trio GeForce RTX 4080
Architecture	Polaris	Ada
VRAM	8 GB GDDR5	▲ 16 GB GDDR6X
TBP	185 W	320 W
Release year	2017	2022

Radeon RX 580 8GB

Pros

+More VRAM at price tier
+FSR support
+Driver open-source on Linux

Cons

−RT trails NVIDIA
−AI ecosystem smaller
−Driver day-0 bugs

MSI Gaming Trio GeForce RTX 4080

Pros

+NVIDIA driver stack
+DLSS support on RTX
+Strong resale value

Cons

−Power draw scales with tier
−Gen-over-gen price creep
−VRAM gated per tier

FAQ: Radeon RX 580 8GB vs MSI Gaming Trio GeForce RTX 4080

Which is better, Radeon RX 580 8GB or MSI Gaming Trio GeForce RTX 4080? +

MSI Gaming Trio GeForce RTX 4080 scores 92 on our weighted rubric — ahead by 40. Your best pick depends on the sub-scores above.

Is Radeon RX 580 8GB worth the price? +

At $229, Radeon RX 580 8GB delivers a Specdex score of 52 — strongest in efficiency.

Is MSI Gaming Trio GeForce RTX 4080 worth the price? +

At $1,344, MSI Gaming Trio GeForce RTX 4080 delivers a Specdex score of 92 — strongest in raster.

Does Radeon RX 580 8GB or MSI Gaming Trio GeForce RTX 4080 last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for 4K gaming, Radeon RX 580 8GB or MSI Gaming Trio GeForce RTX 4080? +

MSI Gaming Trio GeForce RTX 4080 — leads on raster (92 vs 52). Traditional rendering throughput at high resolution.

Which is better for ray tracing, Radeon RX 580 8GB or MSI Gaming Trio GeForce RTX 4080? +

MSI Gaming Trio GeForce RTX 4080 — leads on rt (87 vs 42). RT-heavy titles with path-traced lighting.