Intel Xeon Platinum 8276 vs Intel Core i7-8700K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Xeon Platinum 8276 or Intel Xeon Platinum 8276 – 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 Xeon Platinum 8276 features 28 processor cores and has the capability to manage 56 threads concurrently.
It was released in Q2/2019 and belongs to the 2 generation of the Intel Xeon Platinum series.
To use the Intel Xeon Platinum 8276, you'll need a motherboard with a LGA 3647 socket.
The Intel Core i7-8700K features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q4/2017 and belongs to the 8 generation of the Intel Core i7 series.
To use the Intel Core i7-8700K, you'll need a motherboard with a LGA 1151-2 socket.
Desktop / Server Segment Desktop / Server
Intel Xeon Platinum 8276 Name Intel Core i7-8700K
Intel Xeon Platinum Family Intel Core i7
2 Generation 8
Intel Xeon Platinum 8200/9200 Group Intel Core i 8000
 
 

CPU Cores and Base Frequency

The Intel Xeon Platinum 8276 has 28 CPU cores and can calculate 56 threads in parallel.
The clock frequency of the Intel Xeon Platinum 8276 is 2.2 GHz
and turbo frequency for one core is 4.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Core i7-8700K has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-8700K is 3.7 GHz
and turbo frequency for one core is 4.7 GHz.
4.0 GHz Turbo Frequency (1 core) 4.7 GHz
No Overclocking Yes
normal Core architecture normal
2.2 GHz Frequency 3.7 GHz
56 Threads 12
None None 4.3 GHz
Yes Hyperthreading Yes
28 CPU Cores 6
28x Cores 6x
 
 

Internal Graphics

The Intel Xeon Platinum 8276 does not have integrated graphics.
The Intel Core i7-8700K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-8700K 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.
-- GPU frequency 0.35 GHz
-- Release date Q4/2017
-- Direct X 12
GPU name Intel UHD Graphics 630
-- Technology 14 nm
-- Max. displays --
-- Shaders 192
0 bytes Max. GPU Memory 64.0 GB
-- Execution units 24
-- Generation 9.5
-- GPU (Turbo) 1.2 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 1.0 TB distributed across 6 memory channels. It offers a peak memory bandwidth of 140.7 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 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 42.7 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
6 Memory channels 2
1.0 TB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
Yes ECC No
140.7 GB/s Bandwidth 42.7 GB/s
DDR4-2933 Memory type DDR4-2666
 
 

Thermal Management

The processor has a thermal design power (TDP) of 165 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 95 W watts.
-- Tjunction max --
165 W TDP (PL1 / PBP) 95 W
 
 

Technical details

The Intel Xeon Platinum 8276 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 38.5 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-8700K is manufactured using a 14 nm process.
In total, this processor boasts a generous 12.0 MB cache.
Q2/2019 Release date Q4/2017
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2
Monolithic Chip design Monolithic
Cascade Lake Architecture Coffee Lake S
14 nm Technology 14 nm
LGA 3647 Socket LGA 1151-2
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
8719 $ Release price 370 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
38.5 MB L3-Cache 12.0 MB
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

Intel Xeon Platinum 8276
28C 56T @ 2.2 GHz
20489
20489
Intel Core i7-8700K
6C 12T @ 3.7 GHz
6693
6693

Geekbench 5, 64bit (Single-Core)

Intel Core i7-8700K
6C 12T @ 3.7 GHz
1242
1242
Intel Xeon Platinum 8276
28C 56T @ 2.2 GHz
1152
1152