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AMD Ryzen Threadripper 3990X vs Intel Core i5-3450S

Last updated: 2026-07-04

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 1 - 100 %

AMD Ryzen Threadripper 3990X

Rank 2 - 52 %

Intel Core i5-3450S

Multi-core performance

Rank 1 - 100 %

AMD Ryzen Threadripper 3990X

Rank 2 - 8 %

Intel Core i5-3450S

Geekbench 6 Single-Core
Single-core performance

64C / 128T · 4.30 GHz

1,639

4C / 4T · 3.50 GHz

691

Geekbench 6 Multi-Core
Multi-core performance

64C / 128T · 3.20 GHz

15,832

4C / 4T · 2.80 GHz

1,902

Geekbench 5, 64bit Single-Core
Single-core performance

64C / 128T · 4.30 GHz

1,219

4C / 4T · 3.50 GHz

745

Geekbench 5, 64bit Multi-Core
Multi-core performance

64C / 128T · 3.20 GHz

34,670

4C / 4T · 2.80 GHz

2,410

More benchmarks

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (MC)
751 entries

Monero Hashrate
94 entries

V-Ray CPU-Render
251 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Specifications

At a glance

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
Family	AMD Ryzen Threadripper (16)	Intel Core i5 (336)
CPU group	AMD Ryzen Threadripper 3000 (3)	Intel Core i 3000 (31)
Architecture	Castle Peak (Zen 2)	Ivy Bridge S
Technology	7 nm	22 nm
Segment	Desktop	Desktop
Socket	TRX4 (sTRX4)	LGA 1155
Predecessor	AMD Ryzen Threadripper 2990WX
Successor

CPU Cores and Base Frequency

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
CPU Cores / Threads	64 / 128	4 / 4
Hyperthreading / SMT	✓	✗
Core architecture	normal	normal
Cores:	64x	4x
Frequency:	2.90 GHz	2.80 GHz
Turbo (1 Core):	4.30 GHz	3.50 GHz
Turbo (All Cores):	3.20 GHz
L2-Cache	32.00 MB
L3-Cache	256.00 MB	6.00 MB
Overclocking	✓	✗

Integrated graphics (iGPU)

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
GPU name	no iGPU	Intel HD Graphics 2500
GPU frequency		0.65 - 1.10 GHz
CUs / Shader	/	6 / 48
Raytracing	✗	✗
Max. displays		3
Max. GPU Memory		2 GB
Technology		22 nm
Release date		Q2/2012

NPU AI performance

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
Memory	DDR4-3200 (51.2 GB/s)	DDR3-1600 (25.6 GB/s)
Max. Memory	2048 GB	32 GB
Memory channels	4	2
ECC	Yes	No
PCIe	4.0 x 64	3.0 x 16
PCIe Bandwidth	126.0 GB/s	15.8 GB/s

Thermal Management

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
TDP	280 W	65 W
TDP (PL2)
TDP up
TDP down
T. junction max.	95 °C

Technical details

Wischen	AMD Ryzen Threadripper 3990X	Intel Core i5-3450S
Chip design	Chiplet	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, Linux	Windows 10, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4a, SSE4.1, SSE4.2, AVX2, FMA3	SSE4.1, SSE4.2, AVX
Release date	Q1/2020	Q2/2012
Release price	3990 $	195 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of AMD Ryzen Threadripper 3990X is 4.6 stars (12 ratings), while Intel Core i5-3450S has received 5.0 stars (3 ratings).

Click on the stars to rate one or both processors.

AMD Ryzen Threadripper 3990X
64C / 128T · 2.90 - 4.30 GHz

★★★★★

Intel Core i5-3450S
4C / 4T · 2.80 - 3.50 GHz

★★★★★