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Intel Core i9-7900X vs Intel Core i7-9700KF

Last updated: 2026-07-03

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 2 - 89 %

Intel Core i9-7900X

Rank 1 - 100 %

Intel Core i7-9700KF

Multi-core performance

Rank 1 - 100 %

Intel Core i9-7900X

Rank 2 - 73 %

Intel Core i7-9700KF

Cinebench R23 Single-Core
Single-core performance

10C / 20T · 4.30 GHz

1,222 pts

8C / 8T · 4.90 GHz

1,336 pts

Cinebench R23 Multi-Core
Multi-core performance

10C / 20T · 4.00 GHz

14,998 pts

8C / 8T · 4.60 GHz

10,326 pts

Geekbench 6 Single-Core
Single-core performance

10C / 20T · 4.30 GHz

1,410

8C / 8T · 4.90 GHz

1,589

Geekbench 6 Multi-Core
Multi-core performance

10C / 20T · 4.00 GHz

9,120

8C / 8T · 4.60 GHz

7,361

Geekbench 5, 64bit Single-Core
Single-core performance

10C / 20T · 4.30 GHz

1,133

8C / 8T · 4.90 GHz

1,302

Geekbench 5, 64bit Multi-Core
Multi-core performance

10C / 20T · 4.00 GHz

10,199

8C / 8T · 4.60 GHz

7,421

Blender 2.81 (bmw27)
Multi-core performance

10C / 20T · 4.00 GHz

137.7 s

8C / 8T · 4.60 GHz

288.4 s

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

10C / 20T · 3.30 GHz

5,530

8C / 8T · 3.60 GHz

4,164

Cinebench R15 (Single-Core)
Single-core performance

10C / 20T · 4.30 GHz

188 cb

8C / 8T · 4.90 GHz

214 cb

Cinebench R15 (Multi-Core)
Multi-core performance

10C / 20T · 4.00 GHz

2,194 cb

8C / 8T · 4.60 GHz

1,520 cb

More benchmarks

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

Monero Hashrate
94 entries

V-Ray CPU-Render
251 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Specifications

At a glance

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
Family	Intel Core i9 (81)	Intel Core i7 (300)
CPU group	Intel Core i 7000X (9)	Intel Core i 9000 (34)
Architecture	Skylake X	Coffee Lake S Refresh
Technology	14 nm	14 nm
Segment	Desktop	Desktop
Socket	LGA 2066	LGA 1151-2
Predecessor
Successor	Intel Core i9-9900X	Intel Core i7-10700KF

CPU Cores and Base Frequency

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
CPU Cores / Threads	10 / 20	8 / 8
Hyperthreading / SMT	✓	✗
Core architecture	normal	normal
Cores:	10x	8x
Frequency:	3.30 GHz	3.60 GHz
Turbo (1 Core):	4.30 GHz	4.90 GHz
Turbo (All Cores):	4.00 GHz	4.60 GHz
L2-Cache
L3-Cache	14.00 MB	12.00 MB
Overclocking	✓	✓

Integrated graphics (iGPU)

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
GPU name	no iGPU	no iGPU
GPU frequency
CUs / Shader	/	/
Raytracing	✗	✗
Max. displays
Max. GPU Memory
Technology
Release date

NPU AI performance

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
Memory	DDR4-2666 (85.4 GB/s)	DDR4-2666 (42.7 GB/s)
Max. Memory	128 GB	128 GB
Memory channels	4	2
ECC	No	No
PCIe	3.0 x 44	3.0 x 16
PCIe Bandwidth	43.3 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
TDP	140 W	95 W
TDP (PL2)
TDP up
TDP down
T. junction max.		100 °C

Technical details

Wischen	Intel Core i9-7900X	Intel Core i7-9700KF
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Linux	Windows 10, Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2, AVX-512	SSE4.1, SSE4.2, AVX2
Release date	Q2/2017	Q4/2018
Release price	989 $	520 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i9-7900X is 4.8 stars (5 ratings), while Intel Core i7-9700KF has received 4.3 stars (7 ratings).

Click on the stars to rate one or both processors.

Intel Core i9-7900X
10C / 20T · 3.30 - 4.30 GHz

★★★★★

Intel Core i7-9700KF
8C / 8T · 3.60 - 4.90 GHz

★★★★★