Home > CPU Comparisons > Core i7 6820HQ or Core i5 8350U: what's better?

Intel Core i7 6820HQ vs i5 8350U

We compared two 4-core laptop CPUs: the 2.7 GHz Intel Core i7 6820HQ against the 1.7 GHz i5 8350U. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 8350U and 6820HQ
Advantages of Intel Core i7 6820HQ
  • Supports up to 64 GB DDR4-2133 RAM
  • Has 2 MB larger L3 cache size
Advantages of Intel Core i5 8350U
  • Consumes up to 67% less energy than the Core i7 6820HQ – 15 vs 45 Watt
  • Newer - released 2-years later
  • Around 3.4 GB/s (10%) higher theoretical memory bandwidth


Comparing the performance of CPUs in benchmarks
Cinebench R20 (Single-Core)
Cinebench R20 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of Intel Core i7 6820HQ and i5 8350U


Vendor Intel Intel
Released September 1, 2015 August 21, 2017
Launch price 378 USD 297 USD
Type Laptop Laptop
Codename Skylake Kaby Lake R
Model number i7-6820HQ i5-8350U
Socket BGA-1440 BGA-1356
Integrated GPU HD Graphics 530 UHD Graphics 620


Cores 4 4
Threads 8 8
Base Frequency 2.7 GHz 1.7 GHz
Turbo Boost Frequency 3.6 GHz 3.6 GHz
Bus frequency - 100 MHz
Multiplier 0x 17x
Bus Bandwidth 8 GT/s 4 GT/s
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 256K (per core)
L3 Cache 8MB (shared) 6MB (shared)
Unlocked Multiplier No -


Fabrication process 14 nm 14 nm
TDP 45 W 15 W
Max. temperature 100°C 100°C


Integrated Graphics Intel HD Graphics 530 Intel UHD Graphics 620
GPU Base Clock - 300 MHz
GPU Boost Clock - 1000 MHz
Shading Units - 192
TMUs - 24
ROPs - 3
Execution Units - 24
TGP - 15 W
Max. Resolution - 4096x2304 - 60 Hz

Memory support

Memory types DDR4-2133, LPDDR3-1866, DDR3L-1600 DDR4-2400, LPDDR3-2133
Memory Size 64 GB 32 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 34.1 GB/s 37.5 GB/s
ECC Support No No


Official site Intel Core i7 6820HQ official page Intel Core i5 8350U official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 12
Instruction Set SSE4.1, SSE4.2, AVX-2 SSE4.1, SSE4.2, AVX-2

Cast your vote

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Total votes: 1


So which CPU will you choose: Intel Core i5 8350U or i7 6820HQ?