Intel Core i7-965 vs Intel Core i5-8250U

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-965 or Intel Core i7-965 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-965 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q4/2008 and belongs to the 1 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-965, you'll need a motherboard with a LGA 1366 socket.
The Intel Core i5-8250U features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2017 and belongs to the 8 generation of the Intel Core i5 series.
To use the Intel Core i5-8250U, you'll need a motherboard with a BGA 1356 socket.
Desktop / Server Segment Mobile
Intel Core i7-965 Name Intel Core i5-8250U
Intel Core i7 Extreme Edition Family Intel Core i5
1 Generation 8
Intel Core i7 900 Group Intel Core i 8000U
 
 

CPU Cores and Base Frequency

The Intel Core i7-965 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-965 is 3.2 GHz
and turbo frequency for one core is 3.46 GHz.
The Intel Core i5-8250U has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i5-8250U is 1.6 GHz
and turbo frequency for one core is 3.4 GHz.
3.46 GHz Turbo Frequency (1 core) 3.4 GHz
Yes Overclocking No
normal Core architecture normal
3.2 GHz Frequency 1.6 GHz
8 Threads 8
None None 2.3 GHz
Yes Hyperthreading Yes
4 CPU Cores 4
4x Cores 4x
 
 

Internal Graphics

The Intel Core i7-965 does not have integrated graphics.
The Intel Core i5-8250U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-8250U uses the Intel UHD Graphics 620, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU frequency 0.3 GHz
-- Release date Q3/2016
-- Direct X 12
GPU name Intel UHD Graphics 620
-- Technology 14 nm
-- Max. displays --
-- Shaders 192
0 bytes Max. GPU Memory 16.0 GB
-- Execution units 24
-- Generation 9.5
-- GPU (Turbo) 1.1 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
-- AVC Decode / Encode
-- VC-1 Decode
-- VP9 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
-- h264 Decode / Encode
-- VP8 Decode / Encode
-- h265 / HEVC (8 bit) Decode / Encode
-- JPEG Decode / Encode
-- AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 24.0 GB distributed across 3 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
3 Memory channels 2
24.0 GB Max. Memory 32.0 GB
pci PCIe pci
No AES-NI Yes
No ECC No
25.6 GB/s Bandwidth 38.4 GB/s
DDR3-1066 Memory type DDR4-2400
 
 

Thermal Management

The processor has a thermal design power (TDP) of 130 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 15 W watts.
-- Tjunction max --
130 W TDP (PL1 / PBP) 15 W
 
 

Technical details

The Intel Core i7-965 is manufactured using a 45 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-8250U is manufactured using a 14 nm process.
In total, this processor boasts a generous 6.0 MB cache.
Q4/2008 Release date Q3/2017
BX80601965 Part Number --
1.0 MB L2-Cache 0 bytes
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
Monolithic Chip design Monolithic
Bloomfield Architecture Kaby Lake U Refresh
45 nm Technology 14 nm
LGA 1366 Socket BGA 1356
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
990 $ Release price 385 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 6.0 MB
 
 

Benchmarks

Geekbench 6 (Multi-Core)

Intel Core i5-8250U
4C 8T @ 1.6 GHz
3311
3311
Intel Core i7-965
4C 8T @ 3.2 GHz
2174
2174

Geekbench 5, 64bit (Multi-Core)

Intel Core i5-8250U
4C 8T @ 1.6 GHz
2956
2956
Intel Core i7-965
4C 8T @ 3.2 GHz
2420
2420

Geekbench 6 (Single-Core)

Intel Core i5-8250U
4C 8T @ 1.6 GHz
1127
1127
Intel Core i7-965
4C 8T @ 3.2 GHz
610
610