Intel Core i7 6700K vs Intel Core Ultra 7 270K Plus

[ VERDICT ] Winner: Intel Core Ultra 7 270K Plus (98/100)

Intel Core Ultra 7 270K Plus leads overall with a score of 98/100 compared to Intel Core i7 6700K (31/100), offering superior measured performance and technical specifications.

Intel Core i7 6700K
Intel

Intel Core i7 6700K

31/100
View Full Specs →
[ WINNER ]
Intel Core Ultra 7 270K Plus
Intel

Intel Core Ultra 7 270K Plus

98/100
View Full Specs →

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Efficiency 41.0 Poor 76.0 Good WINNER
Performance 42.0 Poor 99.0 Excellent WINNER

Detailed Technical Specifications

CPU

CPU specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Base Frequency (P) 4.0 GHz 3.7 GHz
Bus Bandwidth 8 GT/s —
Bus Frequency 100 MHz 100 MHz
L1 Cache 64K (per core) 192K (per core)
L2 Cache 256K (per core) 3MB (per core)
L3 Cache 8MB (shared) 36MB (shared)
Multiplier 40x 37x
P-Cores 4 8
P-Threads 8 8
Total Cores 4 24
Total Threads 8 24
Turbo Boost Frequency (P) 4.2 GHz 5.4 GHz
Unlocked Multiplier Yes Yes
Base Frequency (E) — 3.2 GHz
E-Cores — 16
E-Threads — 16
Turbo Boost Frequency (E) — 4.7 GHz

GeekBench v6

GeekBench v6 specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Background blur 28 images/sec 116 images/sec
Clang compilation 35.7 Klines/sec 297.3 Klines/sec
File compression 428.4 MB/sec 2000 MB/sec
HTML 5 Browser 116.8 pages/sec 635.2 pages/sec
PDF Renderer 168.3 Mpixels/sec 716 Mpixels/sec
Photo processing 50.9 images/sec 210.5 images/sec
Ray tracing 6.53 Mpixels/sec 59 Mpixels/sec
Text processing 152.1 pages/sec 447.5 pages/sec

General

General specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Codename Skylake Arrow Lake
Instruction Set x86-64 x86-64
Integrated GPU HD Graphics 530 Arc iGPU (4-Cores)
Model number i7-6700K 270K+
Released August 5, 2015 March 12, 2026
Successor -Intel Core Ultra 7 270K Plus —
Type Desktop Desktop
Vendor Intel Intel
AMD Equivalent — -AMD Ryzen 9 9950X

Memory Support

Memory Support specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
ECC Support No Yes
Max. Memory Bandwidth 34.1 GB/s 115.2 GB/s
Max. Memory Size 64 GB 256 GB
Memory Channels 2 2
Memory Types - DDR4-2133- DDR3L-1600 - DDR5-7200

Misc

Misc specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Official Site Intel Core i7 6700K official page Intel Core Ultra 7 270K Plus official page
PCI Express Lanes 16 24
PCI Express Version 3.0 5.0
Technologies - Compute: ABM, BMI1, BMI2, CLMUL, F16C- Performance: EIST, HTT, TBT 2.0, TSX- Virtualization: EPT, VT-d, VT-x- Security: MPX, SGX, SMEP, TXT, XD bit —

Package

Package specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Fabrication Process 14 nm 3 nm
Socket LGA-1151 FCLGA-1851
TDP (PL1) 91 W 125 W
Transistors 1.75 billions 17.8 billions
Max. Boost TDP (PL2) — 250 W
Peak Temperature — 105°C

PassMark

PassMark specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Data compression 125.7 MBytes/sec 803 MBytes/sec
Data encryption 3.1 GBytes/sec 59 GBytes/sec
Extended instructions 8.3B Matrices/sec 63.4B Matrices/sec
Find prime numbers 30M Primes/sec 612M Primes/sec
Floating point math 17.4 GOps/sec 229.2 GOps/sec
Integer math 28.2 GOps/sec 175.8 GOps/sec
Physics 636 Frames/sec 4038 Frames/sec
Random string sorting 15.8M Strings/sec 96.8M Strings/sec

Performance Per Watt

Performance Per Watt specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Blender / Watt 0.9 PPW 4.92 PPW
Cinebench 2024 / Watt 3.1 PPW 19.9 PPW
Geekbench 6 Multi / Watt 55.7 PPW 219.2 PPW
Passmark CPU Mark / Watt 98.2 PPW 547.7 PPW

Recent User Tests

Recent User Tests specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Date Benchmark Benchmark
📘 2024-09-27(A) Cinebench 2024 —
📘 2025-11-08(CRSTN) Cinebench 2024 —
📘 2026-04-07(IdiotStick) — Cinebench 2026
📘 2026-04-11(Daniel Comeau) — Cinebench 2026
📘 2026-06-13(sparehobos) — Cinebench 2024
📘 2026-06-25(Adnan) — Cinebench 2024
📘 2026-08-12(coolguy) — Cinebench 2026

iGPU

iGPU specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
GPU Boost Clock 1150 MHz 2000 MHz
Integrated Graphics Intel HD Graphics 530 Intel Arc iGPU (4-Cores)
Execution Units — 64
GPU Base Clock — 300 MHz
ROPs — 16
Shading Units — 512
TGP — 14 W
TMUs — 32

Cinebench

Cinebench specifications comparison
Specification Intel Core i7 6700K Intel Core Ultra 7 270K Plus
Cinebench 2026 (Multi) — 9722
Cinebench 2026 (Single) — 595

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