compare/rtx-4070 vs rtx-3080-ti

RTX 4070vsRTX 3080 Ti

▸

RTX 4070 still wins for value.RTX 3080 Ti has +0 GB VRAM, 81% more bandwidth, at +$100 (+18%) price.

▸Side by side

Contender · winner

RTX 4070

NVIDIA · Ada Lovelace · sm_89

Street$549

vram: 12 GB
bandwidth: 504 GB/s
tdp: 200 W
released: 2023-04-13

Contender

RTX 3080 Ti

NVIDIA · Ampere · sm_86

Street$649

vram: 12 GB
bandwidth: 912 GB/s
tdp: 350 W
released: 2021-06-03

▸Spec diff

spec	rtx-4070	rtx-3080-ti	delta
vram	12 GB	12 GB	+0 GB · 0%
bandwidth	504 GB/s	912 GB/s	+408 · 81%
tdp	200 W	350 W	+150 W
street price	$549	$649	+$100 · 18%
arch maturity	2023-04-13	2021-06-03	newer = less stable

▸What changes with the upgrade

▸ Unlocked by RTX 3080 Ti0 models

No additional models unlocked.

▸ Speed deltas on shared modelstop 5

Gemma 2 2b107 → 194 t/s +81%

Gemma 3 4B57 → 102 t/s +79%

Meta Llama 3.1 8B57 → 102 t/s +79%

Gemma 2 9B51 → 92 t/s +80%

Gemma 3 12B51 → 92 t/s +80%

▸Value verdict

▸ Should you buy/upgrade?

RTX 3080 Ti adds 0 GB VRAM for +$100 (18% premium). The real question is whether your workflow needs models that RTX 4070can't run.

$ recommend → If you own a RTX 4070: wait. Prices drop, refresh cycles continue. If buying new: get the RTX 3080 Ti IF your budget allows AND you need the extra headroom.