Home > CPU Comparison > Core i7 9700 or Core i3 8100: what's better?

Intel Core i7 9700 vs i3 8100

36 out of 100
Intel Core i7 9700
VS
26 out of 100
Intel Core i3 8100
Intel Core i7 9700
Intel Core i3 8100

We compared two desktop CPUs: the 3.0 GHz Intel Core i7 9700 with 8-cores against the 3.6 GHz i3 8100 with 4-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
🔌 Usage Scenario:

Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click “Calculate".
Currency
VS
14.8
(Bad)
Value Index
41.0
(Average)

Key Differences

What are the key differences between 8100 and 9700
Advantages of Intel Core i7 9700
  • Has 4 more physical cores
  • Has 6 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Supports up to 128 GB DDR4-2666 RAM
  • More powerful Intel UHD Graphics 630 integrated graphics: 0.5 vs 0.4 TFLOPS
  • 29% faster in a single-core Geekbench v6 test - 1602 vs 1240 points
  • Newer - released 1 year and 7 months later
  • Around 4.1 GB/s (11%) higher theoretical memory bandwidth

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i7 9700
vs
Core i3 8100

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Core i7 9700 +118%
421
Core i3 8100
193
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Core i7 9700 +29%
1602
Core i3 8100
1240
Geekbench 6 (Multi-Core)
Core i7 9700 +85%
6814
Core i3 8100
3692
File compression 502.1 MB/sec 296.5 MB/sec
Clang compilation 53 Klines/sec 25.4 Klines/sec
HTML 5 Browser 145.1 pages/sec 75.4 pages/sec
PDF Renderer 217.5 Mpixels/sec 112.9 Mpixels/sec
Text processing 159.1 pages/sec 125.7 pages/sec
Background blur 41.3 images/sec 25.6 images/sec
Photo processing 59.6 images/sec 34 images/sec
Ray tracing 10 Mpixels/sec 4.46 Mpixels/sec
Sources: GeekBench [1], [2] – 1137 & 788 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i7 9700 +25%
2745
Core i3 8100
2190
Passmark CPU (Multi-Core)
Core i7 9700 +118%
13184
Core i3 8100
6060
Integer math 40 GOps/sec 16.1 GOps/sec
Floating point math 34.1 GOps/sec 13.8 GOps/sec
Find prime numbers 47M Primes/sec 27M Primes/sec
Random string sorting 23.4M Strings/sec 10.3M Strings/sec
Data encryption 4.3 GBytes/sec 1.8 GBytes/sec
Data compression 180.3 MBytes/sec 82.3 MBytes/sec
Physics 810 Frames/sec 455 Frames/sec
Extended instructions 14.7B Matrices/sec 7.2B Matrices/sec
Sources: PassMark [3], [4] – 6431 & 4958 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i7 9700 +121%
106.59
Core i3 8100
48.14

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 6.5 PPW 3 PPW
Geekbench 6 Multi / Watt 104.8 PPW 56.8 PPW
Passmark CPU Mark / Watt 202.8 PPW 93.2 PPW
Blender / Watt 1.64 PPW 0.74 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core i7 9700
DateBenchmarkResult
📘 2025-03-13 (Dnarte)Cinebench 202468 / 421
Add View all (1)
Intel Core i3 8100
No benchmark results yet
Add

Specifications

Full technical specification of Intel Core i7 9700 and i3 8100

General

Vendor Intel Intel
Released April 23, 2019 October 5, 2017
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Coffee Lake Coffee Lake
Model number i7-9700 i3-8100
Integrated GPU UHD Graphics 630 UHD Graphics 630
Rival Equivalent - AMD Ryzen 7 3700X - AMD Ryzen 3 2200G
Successor - Intel Core Ultra 7 265 -

CPU

Performance Cores
P-Cores 8 4
P-Threads 8 4
Base Frequency (P) 3.0 GHz 3.6 GHz
Turbo Boost Frequency (P) 4.7 GHz -
Total
Total Cores 8 4
Total Threads 8 4
Bus Frequency 100 MHz 100 MHz
Multiplier 30x 28x
Bus Bandwidth 8 GT/s 8 GT/s
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 256K (per core)
L3 Cache 12MB (shared) 6MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 14 nm 14 nm
TDP (PL1) 65 W 65 W
Socket LGA-1151 LGA-1151
Peak Temperature 100°C 100°C
Desktop CPU ranking (158th and 193rd place)

iGPU

Integrated Graphics Intel UHD Graphics 630 Intel UHD Graphics 630
GPU Base Clock 350 MHz 350 MHz
GPU Boost Clock 1200 MHz 1100 MHz
Shading Units 192 192
TMUs 24 24
ROPs 3 3
Execution Units 24 24
TGP 15 W 15 W
iGPU FLOPS
Core i7 9700 +25%
0.5 TFLOPS
Core i3 8100
0.4 TFLOPS
See: Intel UHD Graphics 630 benchmarks

Memory Support

Memory Types - DDR4-2666 - DDR4-2400
Max. Memory Size 128 GB 64 GB
Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 37.5 GB/s
ECC Support No Yes

Misc

Official Site Intel Core i7 9700 official page Intel Core i3 8100 official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16

Cast your vote

Choose between two processors
5 (71.4%)
2 (28.6%)
Total votes: 7

Comments

So which CPU will you choose: Intel Core i3 8100 or i7 9700?
🌐 Register your profile and become part of NanoReview community!
EnglishРусский