Intel Core i7 6820HQ vs Intel Core Ultra 7 155U
We compared two laptop CPUs: Intel Core i7 6820HQ with 4 cores 2.7GHz and Intel Core Ultra 7 155U with 12 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 6820HQ 's Advantages
Higher base frequency (2.7GHz vs 1.7GHz)
Intel Core Ultra 7 155U 's Advantages
Released 8 years and 3 months late
Higher specification of memory (7467 vs 2133)
Larger memory bandwidth (120GB/s vs 34.1GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)
Lower TDP (15W vs 45W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 6820HQ
891
Intel Core Ultra 7 155U
+94%
1730
Cinebench R23 Multi Core
Intel Core i7 6820HQ
4287
Intel Core Ultra 7 155U
+130%
9875
Geekbench 6 Single Core
Intel Core i7 6820HQ
1037
Intel Core Ultra 7 155U
+123%
2314
Geekbench 6 Multi Core
Intel Core i7 6820HQ
3560
Intel Core Ultra 7 155U
+166%
9486
Blender
Intel Core i7 6820HQ
75
Intel Core Ultra 7 155U
+86%
140
Passmark CPU Single Core
Intel Core i7 6820HQ
1958
Intel Core Ultra 7 155U
+74%
3413
Passmark CPU Multi Core
Intel Core i7 6820HQ
6869
Intel Core Ultra 7 155U
+140%
16486
General Parameters
Sep 2015
Release Date
Dec 2023
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Meteor Lake
i7-6820HQ
Processor Number
155U
BGA-1440
Socket
FCBGA-2049
HD Graphics 530
Integrated Graphics
Arc Graphics (4-Cores)
Package
14 nm
Manufacturing Process
7 nm
45 W
Power Consumption
12-15 W
-
Max Turbo Power Consumption
57 W
100 °C
Peak Operating Temperature
110 °C
CPU Performance
4
Performance Cores
2
8
Performance Core Threads
4
2.7 GHz
Performance Core Base Frequency
1.7 GHz
3.6 GHz
Performance Core Turbo Frequency
4.8 GHz
-
Efficiency Cores
10
-
Efficiency Core Threads
10
-
Efficiency Core Base Frequency
1.2 GHz
-
Efficiency Core Turbo Frequency
3.8 GHz
4
Total Core Count
12
8
Total Thread Count
14
-
Bus Frequency
100 MHz
-
Multiplier
17
64 K per core
L1 Cache
112 K per core
256 K per core
L2 Cache
2 MB per core
8 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR4-2133, LPDDR3-1866, DDR3L-1600
Memory Types
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
64 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
120 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
1050 MHz
GPU Max Dynamic Frequency
1950 MHz
-
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
16
-
Execution Units
64
-
Power Consumption
14
-
Max Resolution
7680x4320 - 60 Hz
-
Graphics Performance
2 TFLOPS
Miscellaneous
3.0
PCIe Version
4.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
