Intel Core i9-9900K vs Intel Xeon W-2135

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i9-9900K or Intel Core i9-9900K – 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 i9-9900K features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2018 and belongs to the 9 generation of the Intel Core i9 series.
To use the Intel Core i9-9900K, you'll need a motherboard with a LGA 1151-2 socket.
The Intel Xeon W-2135 features 6 processor cores and has the capability to manage 12 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-2135, you'll need a motherboard with a LGA 2066 socket.
Intel Core i 9000 Group Intel Xeon W-2100/3100
9 Generation 6
Desktop / Server Segment Desktop / Server
Intel Core i9-9900K Name Intel Xeon W-2135
Intel Core i9 Family Intel Xeon W
 
 

CPU Cores and Base Frequency

The Intel Core i9-9900K has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i9-9900K is 3.6 GHz
and turbo frequency for one core is 5.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Xeon W-2135 has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Xeon W-2135 is 3.7 GHz
and turbo frequency for one core is 4.5 GHz.
16 Threads 12
8x Cores 6x
8 CPU Cores 6
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking No
5.0 GHz Turbo Frequency (1 core) 4.5 GHz
3.6 GHz Frequency 3.7 GHz
4.7 GHz Turbo Frequency (all cores) 4.2 GHz
 
 

Internal Graphics

The Intel Core i9-9900K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i9-9900K uses the Intel UHD Graphics 630, 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.
The Intel Xeon W-2135 does not have integrated graphics.
192 Shaders --
Q4/2017 Release date --
14 nm Technology --
12 Direct X --
64.0 GB Max. GPU Memory 0 bytes
-- Max. displays --
24 Execution units --
0.35 GHz GPU frequency --
9.5 Generation --
1.2 GHz GPU (Turbo) --
Intel UHD Graphics 630 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.
Decode / Encode VP8 --
Decode VC-1 --
Decode / Encode JPEG --
No AV1 --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode AVC --
Decode / Encode h264 --
Decode / Encode VP9 --
Decode / Encode h265 / HEVC (10 bit) --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 39.5 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
DDR4-2666 Memory type DDR4-2666
No ECC Yes
128.0 GB Max. Memory 512.0 GB
2 Memory channels 4
39.5 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
100 °C Tjunction max --
 
 

Technical details

The Intel Core i9-9900K is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 16.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon W-2135 is manufactured using a 14 nm process.
In total, this processor boasts a generous 8.2 MB cache.
Q4/2018 Release date Q3/2017
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
14 nm Technology 14 nm
Monolithic Chip design Monolithic
650 $ Release price 835 $
Coffee Lake S Refresh Architecture Skylake W
16.0 MB L3-Cache 8.2 MB
Windows 10, Linux, Windows 11 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 1151-2 Socket LGA 2066
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Estimated results for PassMark CPU Mark

Intel Core i9-9900K
8C 16T @ 3.6 GHz
18702
18702
Intel Xeon W-2135
6C 12T @ 3.7 GHz
14244
14244

Geekbench 5, 64bit (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
8779
8779
Intel Xeon W-2135
6C 12T @ 3.7 GHz
7254
7254

Geekbench 6 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
8182
8182
Intel Xeon W-2135
6C 12T @ 3.7 GHz
7084
7084

Cinebench R15 (Multi-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
2245
2245
Intel Xeon W-2135
6C 12T @ 3.7 GHz
1382
1382

Geekbench 6 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
1650
1650
Intel Xeon W-2135
6C 12T @ 3.7 GHz
1422
1422

Geekbench 5, 64bit (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
1342
1342
Intel Xeon W-2135
6C 12T @ 3.7 GHz
1196
1196

Cinebench R15 (Single-Core)

Intel Core i9-9900K
8C 16T @ 3.6 GHz
219
219
Intel Xeon W-2135
6C 12T @ 3.7 GHz
193
193