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Intel Core i5-1335U vs Intel Core i7-1255U

WINNER
Intel Core i5-1335U
50.4Inno Score
VS
Intel Core i7-1255U
48.6Inno Score
56.1Single-core52.8
35.9Multi-core32.6
75.3Efficiencyspec-based75.3
50.3iGPU55.7
50.3Platformspec-based47.7
7 spec wins — Intel Core i5-1335U3 spec wins — Intel Core i7-1255U

InnoReviews verdict

Intel Core i5-1335U wins this laptop processor face-off, 50.4 to 48.6, pulling ahead mainly in single-core (+3) and multi-core (+3). Intel Core i7-1255U 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 i5-1335U

  • Stronger single-core score: 56 vs 53
  • Stronger multi-core score: 36 vs 33
  • 50% higher Max memory: 96 GB vs 64 GB
  • 24% higher Geekbench 6 (multi): 8,168 vs 6,600
  • 23% higher Cinebench R23 (multi): 8,383 vs 6,800

Reasons to pick the Intel Core i7-1255U

  • Stronger iGPU score: 56 vs 50
  • 31% higher Base clock: 1.7 GHz vs 1.3 GHz
  • 27% higher 3DMark Time Spy Graphics (iGPU): 1,496 vs 1,175

General

General comparison: Intel Core i5-1335U versus Intel Core i7-1255U
SpecIntel Core i5-1335UIntel Core i7-1255U
Announced20232022
Process10 nm10 nm
Base TDP15 W15 W
Max TDP55 W55 W

Cores & Clocks

Cores & Clocks comparison: Intel Core i5-1335U versus Intel Core i7-1255U
SpecIntel Core i5-1335UIntel Core i7-1255U
Cores1010
Performance cores22
Efficiency cores88
Threads1212
Base clock1.3 GHz1.7 GHz+31%
Boost clock4.6 GHz4.7 GHz+2%
L3 cache12 MB12 MB

Integrated GPU

Integrated GPU comparison: Intel Core i5-1335U versus Intel Core i7-1255U
SpecIntel Core i5-1335UIntel Core i7-1255U
iGPUIntel Iris Xe (80 EU)Intel Iris Xe (96 EU)
iGPU clock1,250 MHz1,250 MHz

Memory

Memory comparison: Intel Core i5-1335U versus Intel Core i7-1255U
SpecIntel Core i5-1335UIntel Core i7-1255U
Memory supportLPDDR5-6400 / DDR5-5200 / DDR4-3200 / LPDDR4X-4267LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267
Max memory96 GB+50%64 GB

Benchmarks

Benchmarks comparison: Intel Core i5-1335U versus Intel Core i7-1255U
SpecIntel Core i5-1335UIntel Core i7-1255U
Geekbench 6 (single)2,295+8%Bottom 36%2,130Bottom 25%
Geekbench 6 (multi)8,168+24%Bottom 27%6,600Bottom 17%
Cinebench R23 (single)1,669+4%Bottom 48%1,600Bottom 41%
Cinebench R23 (multi)8,383+23%Bottom 27%6,800Bottom 20%
PassMark13,767+6%Bottom 26%12,941Bottom 25%
3DMark Time Spy Graphics (iGPU)1,175Bottom 45%1,496+27%Top 42%

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