PCPairs

Core i5-12600K + Arc B580: bottleneck check

20%

Balanced at 1440p.

Well matched at 1440p. The Arc B580 is the slightly busier part, by about 20%.

By resolution

ResolutionLimiting partSeverityVerdict
1080pGPU 13%balanced
1440pGPU 20%balanced
4KGPU 38%GPU-bound (normal)

The Arc B580 is the limiting part at every resolution, which is the healthy direction, and the gap is small enough that neither part is wasted. Upgrade the GPU first when you want more frames.

Specifications

Intel Core i5-12600K
Cores / threads10 / 16
Max boost4.9 GHz
SocketLGA1700
Maximum turbo power (MTP)150 W Intel's published maximum sustained turbo power, above its base power; the PSU estimate uses it, so it errs high · Intel ARK
Released2021
Gaming index72 / 100
Multi-core index62 / 100
Intel Arc B580
VRAM12 GB
Board power190 W
Released2024
1080p index34.9 / 100
1440p index29 / 100
4K index24.1 / 100

Power supply

The Arc B580 measured 185 W average while gaming (237 W highest 20 ms spike, TechPowerUp). With the Core i5-12600K at its maximum turbo power of 150 W and about 75 W for the rest of the system, the sustained load is about 410 W. A 650 W unit is the safe choice. Details on the Arc B580 PSU page or try other pairs in the PSU calculator.

Upgrade paths

Best CPU for the Arc B580 Best GPU for the Core i5-12600K Arc B580 PSU requirements

Indexes are relative estimates aggregated from published reviews; real results vary by game, settings, memory speed and drivers. Methodology.