Intel Core i7 6700 vs Intel Core Ultra X9 388H
CPU · Specs Compare
General Parameters
Release Date
Sep 2015
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Panther Lake
Processor Number
i7-6700
388H
Integrated Graphics
HD Graphics 530
Arc B390
Generation
—
Ultra X9 (Panther Lake-H)
Package
Manufacturing Process
14 nm
2 nm
Socket
LGA-1151
FCBGA2540
Power Consumption
65 W
15-25 W
Max Turbo Power Consumption
—
80 W
Peak Operating Temperature
—
100 °C
Foundry
—
Intel
Package
—
FC-BGA
CPU Performance
Performance Cores
4
4
Performance Core Threads
8
4
Performance Core Base Frequency
3.4 GHz
2.1 GHz
Performance Core Turbo Frequency
4 GHz
5.1 GHz
Total Core Count
4
16
Total Thread Count
8
16
Bus Frequency
100 MHz
100 MHz
Multiplier
34
21
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
2560 K per core
L3 Cache
8 MB shared
18 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
—
12
Efficiency Core Threads
—
12
Efficiency Core Base Frequency
—
1.6 GHz
Efficiency Core Turbo Frequency
—
4 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR4-2133,DDR3L-1600
LPDDR5X-9600
Max Memory Size
64 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
34.1 GB/s
153.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
1150 MHz
2500 MHz
GPU Base Frequency
—
300 MHz
Shader Units
—
1536
Texture Units
—
48
Raster Operation Units
—
24
Execution Units
—
12
Power Consumption
—
45
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
16
12
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
AI Accelerator
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
1,063
—
Cinebench R23
4,841
—
Geekbench 6
1,388
3,026
Geekbench 5
1,002
—
Geekbench 6
4,622
17,541
Geekbench 5
3,915
—
Blender
88
—
Passmark CPU
2,288
—
Passmark CPU
8,087
—
Cinebench 2024
—
130
▲ Specs Compare
Data sourced from official specifications and benchmark tests.