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Key specs
Cores
6
Threads
12
Boost Clock
4.7 GHz
TDP
95 W
Socket
LGA-1151
Process
14 nm
Benchmarks
Rating
38
Cinebench 2024 Single-Core
70
Cinebench 2024 Multi-Core
504
TDP
95 W
Cache L3
12MB
Cinebench 2024 (Single)
70
Cinebench 2024 (Multi)
504
Geekbench 6 (Single-Core)
1741
Geekbench 6 (Multi-Core)
6928
Passmark CPU (Single-Core)
2715
Passmark CPU (Multi-Core)
13,569
Blender CPU
126.94
iGPU FLOPS
0.5 TFLOPS
GeekBench v6
File compression
509.8 MB/sec
Clang compilation
52.2 Klines/sec
HTML 5 Browser
149.8 pages/sec
PDF Renderer
210.4 Mpixels/sec
Text processing
165.3 pages/sec
Background blur
38 images/sec
Photo processing
61.1 images/sec
Ray tracing
10.8 Mpixels/sec
PassMark
Integer math
45.9 GOps/sec
Floating point math
28.5 GOps/sec
Find prime numbers
39M Primes/sec
Random string sorting
25.2M Strings/sec
Data encryption
4.8 GBytes/sec
Data compression
198.7 MBytes/sec
Physics
811 Frames/sec
Extended instructions
13.5B Matrices/sec
Performance Per Watt
Cinebench 2024 / Watt
5.3 PPW
Geekbench 6 Multi / Watt
72.9 PPW
Passmark CPU Mark / Watt
142.8 PPW
Blender / Watt
1.34 PPW
General
Vendor
Intel
Released
October 5, 2017
Type
Desktop
Instruction Set
x86-64
Codename
Coffee Lake
Model number
i7-8700K
Integrated GPU
UHD Graphics 630
AMD Equivalent
- AMD Ryzen 7 2700X
Successor
- Intel Core Ultra 7 270K Plus
CPU
P-Cores
6
P-Threads
12
Base Frequency (P)
3.7 GHz
Turbo Boost Frequency (P)
4.7 GHz
Total Cores
6
Total Threads
12
Bus Frequency
100 MHz
Multiplier
37x
Bus Bandwidth
8 GT/s
L1 Cache
64K (per core)
L2 Cache
256K (per core)
L3 Cache
12MB (shared)
Unlocked Multiplier
Yes
Package
Fabrication Process
14 nm
TDP (PL1)
95 W
Socket
LGA-1151
Peak Temperature
100°C
iGPU
Integrated Graphics
Intel UHD Graphics 630
GPU Base Clock
350 MHz
GPU Boost Clock
1200 MHz
Shading Units
192
TMUs
24
ROPs
3
Execution Units
24
TGP
15 W
Memory Support
Memory Types
- DDR4-2666
Max. Memory Size
128 GB
Memory Channels
2
Max. Memory Bandwidth
41.6 GB/s
ECC Support
No
Misc
Official Site
Intel Core i7 8700K official page
PCI Express Version
3.0
PCI Express Lanes
16
Technologies
- Compute: BMI1, BMI2, CLMUL, F16C - Performance: Boost 2.0, EIST, HTT, TSX - Virtualization: VT-d, VT-x - Security: TXT, XD bit