Intel Core i5-2500k vs Intel Xeon W-2155

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-2500k or Intel Core i5-2500k – 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 i5-2500k features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2011 and belongs to the 2 generation of the Intel Core i5 series.
To use the Intel Core i5-2500k, you'll need a motherboard with a LGA 1155 socket.
The Intel Xeon W-2155 features 10 processor cores and has the capability to manage 20 threads concurrently.
It was released in Q3/2017 and belongs to the 6 generation of the Intel Xeon W series.
To use the Intel Xeon W-2155, you'll need a motherboard with a LGA 2066 socket.
Intel Core i 2000 Group Intel Xeon W-2100/3100
2 Generation 6
Desktop / Server Segment Desktop / Server
Intel Core i5-2500k Name Intel Xeon W-2155
Intel Core i5 Family Intel Xeon W
 
 

CPU Cores and Base Frequency

The Intel Core i5-2500k has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-2500k is 3.3 GHz
and turbo frequency for one core is 3.7 GHz.
The Intel Xeon W-2155 has 10 CPU cores and can calculate 20 threads in parallel.
The clock frequency of the Intel Xeon W-2155 is 3.3 GHz
and turbo frequency for one core is 4.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4 Threads 20
4x Cores 10x
4 CPU Cores 10
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking No
3.7 GHz Turbo Frequency (1 core) 4.5 GHz
3.3 GHz Frequency 3.3 GHz
3.7 GHz Turbo Frequency (all cores) None
 
 

Internal Graphics

The Intel Core i5-2500k has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-2500k uses the Intel HD Graphics 3000, which has 96 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Xeon W-2155 does not have integrated graphics.
96 Shaders --
Q1/2011 Release date --
32 nm Technology --
10.1 Direct X --
2.0 GB Max. GPU Memory 0 bytes
-- Max. displays --
12 Execution units --
0.85 GHz GPU frequency --
6 Generation --
1.1 GHz GPU (Turbo) --
Intel HD Graphics 3000 GPU name
 
 

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.
No VP8 --
Decode VC-1 --
No JPEG --
No AV1 --
No h265 / HEVC (8 bit) --
Decode / Encode AVC --
Decode / Encode h264 --
No VP9 --
No h265 / HEVC (10 bit) --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 21.3 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 512.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 85.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR3-1333 Memory type DDR4-2666
No ECC Yes
32.0 GB Max. Memory 512.0 GB
2 Memory channels 4
21.3 GB/s Bandwidth 85.4 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 95 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 140 W watts.
95 W TDP (PL1 / PBP) 140 W
-- Tjunction max --
 
 

Technical details

The Intel Core i5-2500k is manufactured using a 32 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 6.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon W-2155 is manufactured using a 14 nm process.
In total, this processor boasts a generous 13.8 MB cache.
Q1/2011 Release date Q3/2017
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
32 nm Technology 14 nm
Monolithic Chip design Monolithic
-- Release price 1440 $
Sandy Bridge S Architecture Skylake W
6.0 MB L3-Cache 13.8 MB
Windows 10, Linux Operating systems Windows 10, Linux
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
LGA 1155 Socket LGA 2066
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Estimated results for PassMark CPU Mark

Intel Xeon W-2155
10C 20T @ 3.3 GHz
20917
20917
Intel Core i5-2500k
4C 4T @ 3.3 GHz
4155
4155

Geekbench 5, 64bit (Multi-Core)

Intel Xeon W-2155
10C 20T @ 3.3 GHz
11208
11208
Intel Core i5-2500k
4C 4T @ 3.3 GHz
2537
2537

Geekbench 6 (Multi-Core)

Intel Xeon W-2155
10C 20T @ 3.3 GHz
9108
9108
Intel Core i5-2500k
4C 4T @ 3.3 GHz
1948
1948

Cinebench R15 (Multi-Core)

Intel Xeon W-2155
10C 20T @ 3.3 GHz
2021
2021
Intel Core i5-2500k
4C 4T @ 3.3 GHz
461
461

Geekbench 6 (Single-Core)

Intel Xeon W-2155
10C 20T @ 3.3 GHz
1452
1452
Intel Core i5-2500k
4C 4T @ 3.3 GHz
651
651

Geekbench 5, 64bit (Single-Core)

Intel Xeon W-2155
10C 20T @ 3.3 GHz
1230
1230
Intel Core i5-2500k
4C 4T @ 3.3 GHz
760
760

Cinebench R15 (Single-Core)

Intel Xeon W-2155
10C 20T @ 3.3 GHz
193
193
Intel Core i5-2500k
4C 4T @ 3.3 GHz
127
127