Zotac AMP Extreme GeForce RTX 3070
Ampere · 8 GB GDDR6 · 220 W · AMP Extreme
Arc B580
Battlemage · 12 GB · 190 W · PCIe 4.0 x8
Dead heat — it comes down to priorities.
In our weighted Specdex score, Zotac AMP Extreme GeForce RTX 3070 lands at 82 and Arc B580 at 82. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Zotac AMP Extreme GeForce RTX 3070 if…
- ✓NVIDIA driver stack
- ✓DLSS support on RTX
- ✓Strong resale value
Pick Arc B580 if…
- ✓Incredible $/frame at 1440p
- ✓12 GB VRAM on a budget card
- ✓Modern AV1 + XeSS 2
Winner by scenario
Derived from the sub-score breakdown · not a separate test4K & rasterization
TieTraditional rendering throughput at high resolution
Effectively tied — neither pulls a 2-point weighted lead.
Ray tracing
TieRT-heavy titles with path-traced lighting
Effectively tied — neither pulls a 2-point weighted lead.
AI workloads
TieLocal inference, upscaling, generative tools
Effectively tied — neither pulls a 2-point weighted lead.
Power efficiency
Arc B580Frames per watt — heat, noise, and PSU sizing
Arc B580 leads on efficiency (84 vs 71).
Value for money
Arc B580Specdex score per dollar at MSRP
Arc B580 more score per dollar ($249 vs $588).
Score breakdown
Specs side-by-side
| Spec | Zotac AMP Extreme GeForce RTX 3070 | Arc B580 |
|---|---|---|
| Architecture | Ampere | Xe2 Battlemage |
| VRAM | 8 GB GDDR6 | ▲ 12 GB GDDR6 |
| TBP | 220 W | 190 W |
| Release year | 2020 | — |
| Xe cores | — | 20 |
| Ray Tracing Units | — | 20 |
| XMX engines | — | 160 |
| Memory bus | — | 192-bit |
| Bandwidth | — | 456 GB/s |
| Base clock | — | 1.70 GHz |
| Boost clock | — | 2.67 GHz |
| PCIe | — | PCIe 4.0 x8 |
Zotac AMP Extreme GeForce RTX 3070
- +NVIDIA driver stack
- +DLSS support on RTX
- +Strong resale value
- −Power draw scales with tier
- −Gen-over-gen price creep
- −VRAM gated per tier
Arc B580
- +Incredible $/frame at 1440p
- +12 GB VRAM on a budget card
- +Modern AV1 + XeSS 2
- −PCIe 4.0 x8 interface (not x16) — bottlenecks on PCIe 3.0 boards
- −Older DX11 titles can still struggle
- −Needs resizable BAR
FAQ: Zotac AMP Extreme GeForce RTX 3070 vs Arc B580
Which is better, Zotac AMP Extreme GeForce RTX 3070 or Arc B580? +
Both score 82 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Zotac AMP Extreme GeForce RTX 3070 worth the price? +
At $588, Zotac AMP Extreme GeForce RTX 3070 delivers a Specdex score of 82 — strongest in raster.
Is Arc B580 worth the price? +
At $249, Arc B580 delivers a Specdex score of 82 — strongest in efficiency.
Does Zotac AMP Extreme GeForce RTX 3070 or Arc B580 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 power efficiency, Zotac AMP Extreme GeForce RTX 3070 or Arc B580? +
Arc B580 — leads on efficiency (84 vs 71). Frames per watt — heat, noise, and PSU sizing.
Which is the better value, Zotac AMP Extreme GeForce RTX 3070 or Arc B580? +
Arc B580 — more score per dollar ($249 vs $588). Specdex score per dollar at MSRP.