Intel Core i9-7940X vs Intel Xeon Gold 6138

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i9-7940X or Intel Core i9-7940X – 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 i9-7940X features 14 processor cores and has the capability to manage 28 threads concurrently.
It was released in Q4/2017 and belongs to the 7 generation of the Intel Core i9 series.
To use the Intel Core i9-7940X, you'll need a motherboard with a LGA 2066 socket.
The Intel Xeon Gold 6138 features 20 processor cores and has the capability to manage 40 threads concurrently.
It was released in Q3/2017 and belongs to the 1 generation of the Intel Xeon Gold series.
To use the Intel Xeon Gold 6138, you'll need a motherboard with a LGA 3647 socket.
Desktop / Server Segment Desktop / Server
Intel Core i9-7940X Name Intel Xeon Gold 6138
Intel Core i9 Family Intel Xeon Gold
7 Generation 1
Intel Core i 7000X Group Intel Xeon Gold 5100/6100
 
 

CPU Cores and Base Frequency

The Intel Core i9-7940X has 14 CPU cores and can calculate 28 threads in parallel.
The clock frequency of the Intel Core i9-7940X is 3.1 GHz
and turbo frequency for one core is 4.3 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Xeon Gold 6138 has 20 CPU cores and can calculate 40 threads in parallel.
The clock frequency of the Intel Xeon Gold 6138 is 2.0 GHz
and turbo frequency for one core is 3.7 GHz.
4.3 GHz Turbo Frequency (1 core) 3.7 GHz
Yes Overclocking No
normal Core architecture normal
3.1 GHz Frequency 2.0 GHz
28 Threads 40
Yes Hyperthreading Yes
14 CPU Cores 20
14x Cores 20x
 
 

Internal Graphics

The Intel Core i9-7940X does not have integrated graphics.
The Intel Xeon Gold 6138 does not have integrated graphics.
-- GPU frequency --
-- Release date --
-- Direct X --
GPU name
-- Technology --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Execution units --
-- Generation --
-- GPU (Turbo) --
 
 

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 --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 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.
The processor supports a maximum memory capacity of 768.0 GB distributed across 6 memory channels. It offers a peak memory bandwidth of 128.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
4 Memory channels 6
128.0 GB Max. Memory 768.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC Yes
85.4 GB/s Bandwidth 128.1 GB/s
DDR4-2666 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 125 W watts.
-- Tjunction max --
165 W TDP (PL1 / PBP) 125 W
 
 

Technical details

The Intel Core i9-7940X 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 19.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon Gold 6138 is manufactured using a 14 nm process.
In total, this processor boasts a generous 28.0 MB cache.
Q4/2017 Release date Q3/2017
-- 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, AVX-512
Monolithic Chip design Monolithic
Skylake X Architecture Skylake
14 nm Technology 14 nm
LGA 2066 Socket LGA 3647
Windows 10, Linux Operating systems Windows 10, Linux
1399 $ Release price 2750 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
19.0 MB L3-Cache 28.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
57650
57650
Intel Core i9-7940X
14C 28T @ 3.1 GHz
53446
53446

Estimated results for PassMark CPU Mark

Intel Core i9-7940X
14C 28T @ 3.1 GHz
26338
26338
Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
20226
20226

Geekbench 5, 64bit (Multi-Core)

Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
15439
15439
Intel Core i9-7940X
14C 28T @ 3.1 GHz
12964
12964

Geekbench 3, 64bit (Single-Core)

Intel Core i9-7940X
14C 28T @ 3.1 GHz
4876
4876
Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
4122
4122

Cinebench R15 (Multi-Core)

Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
3069
3069
Intel Core i9-7940X
14C 28T @ 3.1 GHz
2849
2849

Geekbench 6 (Single-Core)

Intel Core i9-7940X
14C 28T @ 3.1 GHz
1410
1410
Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
1261
1261

Geekbench 5, 64bit (Single-Core)

Intel Core i9-7940X
14C 28T @ 3.1 GHz
1133
1133
Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
1067
1067

Cinebench R11.5, 64bit (Multi-Core)

Intel Xeon Gold 6138
20C 40T @ 2.0 GHz
33.7
33.7
Intel Core i9-7940X
14C 28T @ 3.1 GHz
31.2
31.2