AMD Ryzen Threadripper 3990X vs Intel Core i7 7820X

VS

AMD Ryzen Threadripper 3990X

Intel Core i7 7820X

We compared two desktop CPUs: AMD Ryzen Threadripper 3990X with 64 cores 2.9GHz and Intel Core i7 7820X with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen Threadripper 3990X 's Advantages

Released 2 years and 8 months late

Higher specification of memory (3200 vs 2666)

Larger memory bandwidth (95.37GB/s vs 79.47GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (128MB vs 11MB)

More modern manufacturing process (7nm vs 14nm)

Intel Core i7 7820X 's Advantages

Higher base frequency (3.6GHz vs 2.9GHz)

Lower TDP (140W vs 280W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen Threadripper 3990X

1262

Intel Core i7 7820X +6%

1338

Cinebench R23 Multi Core

AMD Ryzen Threadripper 3990X +466%

75671

Intel Core i7 7820X

13358

Geekbench 6 Single Core

AMD Ryzen Threadripper 3990X

1138

Intel Core i7 7820X +10%

1252

Geekbench 6 Multi Core

AMD Ryzen Threadripper 3990X +49%

11211

Intel Core i7 7820X

7510

Geekbench 5 Single Core

AMD Ryzen Threadripper 3990X +12%

1265

Intel Core i7 7820X

1120

Geekbench 5 Multi Core

AMD Ryzen Threadripper 3990X +222%

27453

Intel Core i7 7820X

8504

Passmark CPU Single Core

AMD Ryzen Threadripper 3990X +1%

2564

Intel Core i7 7820X

2536

Passmark CPU Multi Core

AMD Ryzen Threadripper 3990X +367%

80316

Intel Core i7 7820X

17189

AMD Ryzen Threadripper 3990X

VS

Intel Core i7 7820X

General Parameters

Jan 2020

Release Date

May 2017

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Skylake

-

Processor Number

i7-7820X

sTRX4

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

19.2 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

280 W

Power Consumption

140 W

95 °C

Peak Operating Temperature

99 °C

CPU Performance

64

Performance Cores

8

128

Performance Core Threads

16

2.9 GHz

Performance Core Base Frequency

3.6 GHz

4.3 GHz

Performance Core Turbo Frequency

4.3 GHz

64

Total Core Count

8

128

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

36x

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

128 MB shared

L3 Cache

11 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

256 GB

Max Memory Size

128 GB

4

Max Memory Channels

4

95.37 GB/s

Max Memory Bandwidth

79.47 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen Threadripper 3990X

Official Website

Intel Core i7 7820X

4.0

PCIe Version

3.0

64

PCIe Lanes

28

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2, AVX-512

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