Intel Core i7 7820X vs Intel Core Ultra 7 270HX Plus
CPU · Specs Compare
General Parameters
Release Date
May 2017
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Arrow Lake
Processor Number
i7-7820X
270HX
Integrated Graphics
N/A
Arc Graphics (4-Cores)
Generation
—
Ultra 7 (Arrow Lake-HX)
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-2066
FCBGA-2114
Power Consumption
140 W
45-55 W
Peak Operating Temperature
99 °C
105 °C
Transistor Count
—
17.8 billions
Max Turbo Power Consumption
—
160 W
Foundry
—
TSMC
Die Size
—
243 mm²
Package
—
FC-BGA
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
8
Performance Core Base Frequency
3.6 GHz
2.4 GHz
Performance Core Turbo Frequency
4.3 GHz
5.3 GHz
Total Core Count
8
20
Total Thread Count
16
20
Bus Frequency
100 MHz
100 MHz
Multiplier
36x
24
L1 Cache
64 K per core
192 K per core
L2 Cache
1 MB per core
3 MB per core
L3 Cache
11 MB shared
30 MB shared
Unlocked Multiplier
Yes
Yes
Efficiency Cores
—
12
Efficiency Core Threads
—
12
Efficiency Core Base Frequency
—
1.8 GHz
Efficiency Core Turbo Frequency
—
4.7 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR4-2666
DDR5-6400
Max Memory Size
128 GB
—
Max Memory Channels
4
2
Max Memory Bandwidth
79.47 GB/s
—
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
28
24
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
1900 MHz
Shader Units
—
512
Texture Units
—
32
Raster Operation Units
—
16
Execution Units
—
64
Power Consumption
—
14
AI Accelerator
NPU
—
Yes
Theoretical performance
—
13 TOPS
Benchmark
Cinebench R23
1,338
2,022
Cinebench R23
13,358
28,042
Geekbench 6
1,252
2,995
Geekbench 5
1,120
—
Geekbench 6
7,510
16,892
Geekbench 5
8,504
—
Passmark CPU
2,536
—
Passmark CPU
17,189
—
Cinebench 2024
—
131
▲ Specs Compare
Data sourced from official specifications and benchmark tests.