Intel Core i7-7700K vs AMD EPYC 7281

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-7700K or Intel Core i7-7700K – 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 i7-7700K features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2017 and belongs to the 7 generation of the Intel Core i7 series.
To use the Intel Core i7-7700K, you'll need a motherboard with a LGA 1151 socket.
The AMD EPYC 7281 features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q3/2017 and belongs to the 1 generation of the AMD EPYC series.
To use the AMD EPYC 7281, you'll need a motherboard with a SP3 socket.
Desktop / Server Segment Desktop / Server
Intel Core i7-7700K Name AMD EPYC 7281
Intel Core i7 Family AMD EPYC
7 Generation 1
Intel Core i 7000 Group AMD EPYC 7001
 
 

CPU Cores and Base Frequency

The Intel Core i7-7700K has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-7700K is 4.2 GHz
and turbo frequency for one core is 4.5 GHz.
The AMD EPYC 7281 has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD EPYC 7281 is 2.2 GHz
and turbo frequency for one core is 2.7 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4.5 GHz Turbo Frequency (1 core) 2.7 GHz
Yes Overclocking No
normal Core architecture normal
4.2 GHz Frequency 2.2 GHz
8 Threads 32
4.4 GHz Turbo Frequency (all cores) None
Yes Hyperthreading Yes
4 CPU Cores 16
4x Cores 16x
 
 

Internal Graphics

The Intel Core i7-7700K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-7700K uses the Intel HD 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 AMD EPYC 7281 does not have integrated graphics.
0.35 GHz GPU frequency --
Q2/2016 Release date --
12 Direct X --
Intel HD Graphics 630 GPU name
14 nm Technology --
-- Max. displays --
192 Shaders --
64.0 GB Max. GPU Memory 0 bytes
24 Execution units --
9.5 Generation --
1.15 GHz 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.
Decode / Encode AVC --
Decode VC-1 --
Decode / Encode VP9 --
Decode / Encode h265 / HEVC (10 bit) --
Decode / Encode h264 --
Decode / Encode VP8 --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode JPEG --
No AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 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.
2 Memory channels 8
64.0 GB Max. Memory 0 bytes
pci PCIe pci
Yes AES-NI Yes
No ECC Yes
38.4 GB/s Bandwidth 170.6 GB/s
DDR3-1600, DDR4-2400 Memory type DDR4-2666
 
 

Thermal Management

The processor has a thermal design power (TDP) of 91 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 170 W watts.
-- Tjunction max --
91 W TDP (PL1 / PBP) 170 W
 
 

Technical details

The Intel Core i7-7700K 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 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD EPYC 7281 is manufactured using a 14 nm process.
In total, this processor boasts a generous 32.0 MB cache.
Q1/2017 Release date Q3/2017
-- Part Number --
0 bytes L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Monolithic Chip design Chiplet
Kaby Lake S Architecture Naples (Zen)
14 nm Technology 14 nm
LGA 1151 Socket SP3
Windows 10, Linux Operating systems Windows 10, Linux
350 $ Release price 625 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
8.0 MB L3-Cache 32.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

AMD EPYC 7281
16C 32T @ 2.2 GHz
35367
35367
Intel Core i7-7700K
4C 8T @ 4.2 GHz
18702
18702

Estimated results for PassMark CPU Mark

AMD EPYC 7281
16C 32T @ 2.2 GHz
21988
21988
Intel Core i7-7700K
4C 8T @ 4.2 GHz
9666
9666

Geekbench 6 (Multi-Core)

Intel Core i7-7700K
4C 8T @ 4.2 GHz
5149
5149
AMD EPYC 7281
16C 32T @ 2.2 GHz
2136
2136

Geekbench 3, 64bit (Single-Core)

Intel Core i7-7700K
4C 8T @ 4.2 GHz
5130
5130
AMD EPYC 7281
16C 32T @ 2.2 GHz
3175
3175

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-7700K
4C 8T @ 4.2 GHz
4719
4719
AMD EPYC 7281
16C 32T @ 2.2 GHz
2098
2098

Cinebench R15 (Multi-Core)

AMD EPYC 7281
16C 32T @ 2.2 GHz
2033
2033
Intel Core i7-7700K
4C 8T @ 4.2 GHz
995
995

Geekbench 6 (Single-Core)

Intel Core i7-7700K
4C 8T @ 4.2 GHz
1463
1463
AMD EPYC 7281
16C 32T @ 2.2 GHz
713
713

Geekbench 5, 64bit (Single-Core)

Intel Core i7-7700K
4C 8T @ 4.2 GHz
1229
1229
AMD EPYC 7281
16C 32T @ 2.2 GHz
664
664

Cinebench R15 (Single-Core)

Intel Core i7-7700K
4C 8T @ 4.2 GHz
200
200
AMD EPYC 7281
16C 32T @ 2.2 GHz
119
119

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

AMD EPYC 7281
16C 32T @ 2.2 GHz
20.6
20.6
Intel Core i7-7700K
4C 8T @ 4.2 GHz
10.9
10.9

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

Intel Core i7-7700K
4C 8T @ 4.2 GHz
2.4
2.4
AMD EPYC 7281
16C 32T @ 2.2 GHz
1.5
1.5