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Intel Core 3 100U vs Intel Core 5 320

Intel Core 3 100U
47Inno Score
VS
WINNER
Intel Core 5 320
53.1Inno Score
49.4Single-core64.1
33.6Multi-core34.6
75.3Efficiencyspec-based93
—iGPU53.3
45.9Platformspec-based37.9
5 spec wins — Intel Core 3 100U6 spec wins — Intel Core 5 320

InnoReviews verdict

Intel Core 5 320 wins this laptop processor face-off, 53.1 to 47, pulling ahead mainly in single-core (+15) and multi-core (+1). Intel Core 3 100U 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 3 100U

  • 67% higher L3 cache: 10 MB vs 6 MB
  • 57% higher Max TDP: 55 W vs 35 W
  • 50% higher Max memory: 96 GB vs 64 GB
  • 33% higher threads: 8 vs 6

Reasons to pick the Intel Core 5 320

  • Stronger single-core score: 64 vs 49
  • 80% lower process: 2 nm vs 10 nm
  • 26% higher PassMark: 15,463 vs 12,302
  • 25% higher Base clock: 1.5 GHz vs 1.2 GHz
  • 14% higher Geekbench 6 (multi): 7,888 vs 6,940

General

General comparison: Intel Core 3 100U versus Intel Core 5 320
SpecIntel Core 3 100UIntel Core 5 320
Announced20242026
Process10 nm2 nm+80%
Base TDP15 W15 W
Max TDP55 W+57%35 W

Cores & Clocks

Cores & Clocks comparison: Intel Core 3 100U versus Intel Core 5 320
SpecIntel Core 3 100UIntel Core 5 320
Cores66
Performance cores22
Efficiency cores44
Threads8+33%6
Base clock1.2 GHz1.5 GHz+25%
Boost clock4.7 GHz+2%4.6 GHz
L3 cache10 MB+67%6 MB

Integrated GPU

Integrated GPU comparison: Intel Core 3 100U versus Intel Core 5 320
SpecIntel Core 3 100UIntel Core 5 320
iGPUIntel Graphics (64 EU)Intel Graphics (2 Xe3-cores)
iGPU clock1,250 MHz2,500 MHz

Memory

Memory comparison: Intel Core 3 100U versus Intel Core 5 320
SpecIntel Core 3 100UIntel Core 5 320
Memory supportDDR5-5200 / DDR4-3200 / LPDDR5X-5200 / LPDDR4X-4267LPDDR5X-7467 / DDR5-6400
Max memory96 GB+50%64 GB

Benchmarks

Benchmarks comparison: Intel Core 3 100U versus Intel Core 5 320
SpecIntel Core 3 100UIntel Core 5 320
Geekbench 6 (single)2,295Bottom 32%2,575+12%Top 46%
Geekbench 6 (multi)6,940Bottom 19%7,888+14%Bottom 25%
Cinebench R23 (single)—1,926Top 28%
Cinebench R23 (multi)—6,197Bottom 17%
PassMark12,302Bottom 22%15,463+26%Bottom 33%
3DMark Time Spy Graphics (iGPU)—1,343Bottom 48%

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