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Intel Core i3-1215U vs Intel Core i7-1355U

Intel Core i3-1215U
45.4Inno Score
VS
WINNER
Intel Core i7-1355U
52.6Inno Score
50.7Single-core60.9
28.9Multi-core37.1
75.3Efficiencyspec-based75.3
48.2iGPU55.7
43.3Platformspec-based50.3
0 spec wins — Intel Core i3-1215U14 spec wins — Intel Core i7-1355U

InnoReviews verdict

Intel Core i7-1355U wins this laptop processor face-off, 52.6 to 45.4, pulling ahead mainly in single-core (+10) and multi-core (+8). Intel Core i3-1215U still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Intel Core i3-1215U

No decisive spec advantages — this side competes on price and preference.

Reasons to pick the Intel Core i7-1355U

  • Stronger single-core score: 61 vs 51
  • Stronger multi-core score: 37 vs 29
  • Stronger iGPU score: 56 vs 48
  • 100% higher Efficiency cores: 8 vs 4
  • 72% higher Geekbench 6 (multi): 8,984 vs 5,213

General

General comparison: Intel Core i3-1215U versus Intel Core i7-1355U
SpecIntel Core i3-1215UIntel Core i7-1355U
Announced20222023
Process10 nm10 nm
Base TDP15 W15 W
Max TDP55 W55 W

Cores & Clocks

Cores & Clocks comparison: Intel Core i3-1215U versus Intel Core i7-1355U
SpecIntel Core i3-1215UIntel Core i7-1355U
Cores610+67%
Performance cores22
Efficiency cores48+100%
Threads812+50%
Base clock1.2 GHz1.7 GHz+42%
Boost clock4.4 GHz5 GHz+14%
L3 cache10 MB12 MB+20%

Integrated GPU

Integrated GPU comparison: Intel Core i3-1215U versus Intel Core i7-1355U
SpecIntel Core i3-1215UIntel Core i7-1355U
iGPUIntel UHD Graphics (64 EU)Intel Iris Xe (96 EU)
iGPU clock1,100 MHz1,300 MHz

Memory

Memory comparison: Intel Core i3-1215U versus Intel Core i7-1355U
SpecIntel Core i3-1215UIntel Core i7-1355U
Memory supportLPDDR5-5200 / DDR5-4800 / DDR4-3200 / LPDDR4X-4267LPDDR5-6400 / DDR5-5200 / DDR4-3200 / LPDDR4X-4267
Max memory64 GB96 GB+50%

Benchmarks

Benchmarks comparison: Intel Core i3-1215U versus Intel Core i7-1355U
SpecIntel Core i3-1215UIntel Core i7-1355U
Geekbench 6 (single)2,082Bottom 24%2,491+20%Top 50%
Geekbench 6 (multi)5,213Bottom 10%8,984+72%Bottom 32%
Cinebench R23 (single)1,512Bottom 32%1,805+19%Top 38%
Cinebench R23 (multi)5,182Bottom 16%8,637+67%Bottom 29%
PassMark10,082Bottom 20%13,837+37%Bottom 27%
3DMark Time Spy Graphics (iGPU)1,067Bottom 39%1,496+40%Top 42%

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