demo · v146

Bandwidth budget meter

Transient attachments live in tile-cache only and never touch main memory. The meter estimates the per-frame bandwidth saved given your viewport size, MSAA level, and number of intermediate attachments — then projects monthly mobile bandwidth across a usage scenario.

viewport width

viewport height

MSAA samples

intermediate attachments

target fps

minutes / day

0 MBper frame (legacy)

0 MBper frame (transient saves)

0 GBper month (saved)

legacy attachment write-back

transient attachment

const view = device.createTexture({
  size: [w, h],
  format: "rgba8unorm",
  sampleCount: 4,
  usage: GPUTextureUsage.RENDER_ATTACHMENT,
  hint: { transient: true },   // 146: tile-cache-only; never touch DRAM
}).createView();

see also