Intel Core Ultra 7 265K vs Intel Core i9 7900X
We compared two desktop CPUs: Intel Core Ultra 7 265K with 20 cores 3.9GHz and Intel Core i9 7900X with 10 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 265K 's Advantages
Released 7 years and 5 months late
Integrated graphics card
Higher specification of memory (6400 vs 2666)
Larger memory bandwidth (102.4GB/s vs 79.47GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.9GHz vs 3.3GHz)
Larger L3 cache size (30MB vs 14MB)
More modern manufacturing process (3nm vs 14nm)
Lower TDP (125W vs 140W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 265K
+91%
2303
Intel Core i9 7900X
1203
Cinebench R23 Multi Core
Intel Core Ultra 7 265K
+142%
36296
Intel Core i9 7900X
14998
Geekbench 6 Single Core
Intel Core Ultra 7 265K
+138%
3155
Intel Core i9 7900X
1323
Geekbench 6 Multi Core
Intel Core Ultra 7 265K
+150%
21388
Intel Core i9 7900X
8536
General Parameters
Oct 2024
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Skylake
265K
Processor Number
i9-7900X
FCLGA-1851
Socket
LGA-2066
Arc Xe-LPG
Integrated Graphics
N/A
Ultra 7(Arrow Lake)
Generation
-
Package
3 nm
Manufacturing Process
14 nm
125 W
Power Consumption
140 W
250 W
Max Turbo Power Consumption
-
105 °C
Peak Operating Temperature
95 °C
TSMC
Foundry
-
CPU Performance
8
Performance Cores
10
8
Performance Core Threads
20
3.9 GHz
Performance Core Base Frequency
3.3 GHz
5.4 GHz
Performance Core Turbo Frequency
4.3 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
3.3 GHz
Efficiency Core Base Frequency
-
4.6 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
10
20
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
39
Multiplier
33x
112 KB per core
L0 Cache
-
192 KB per core
L1 Cache
64 K per core
3 MB per core
L2 Cache
1 MB per core
30 MB shared
L3 Cache
14 MB shared
Yes
Unlocked Multiplier
Yes
1
SMP
-
Memory Parameters
DDR5-6400
Memory Types
DDR4-2666
256 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
102.4 GB/s
Max Memory Bandwidth
79.47 GB/s
Yes
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
2000 MHz
GPU Max Dynamic Frequency
-
512
Shader Units
-
32
Texture Units
-
16
Raster Operation Units
-
64
Execution Units
-
14
Power Consumption
-
2 TFLOPS
Graphics Performance
-
AI Accelerator
Intel AI Boost
NPU
-
13 TOPS
Theoretical performance
-
Miscellaneous
5.0
PCIe Version
3.0
24
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
