Intel Core i7-3820 vs AMD Ryzen 5 3400G

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-3820 or Intel Core i7-3820 – 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 i7-3820 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2012 and belongs to the 3 generation of the Intel Core i7 Extreme Edition series.
To use the Intel Core i7-3820, you'll need a motherboard with a LGA 2011 socket.
The AMD Ryzen 5 3400G features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2019 and belongs to the 2 generation of the AMD Ryzen 5 series.
To use the AMD Ryzen 5 3400G, you'll need a motherboard with a AM4 (PGA 1331) socket.
Intel Core i 3000X Group AMD Ryzen 3000G
3 Generation 2
Desktop / Server Segment Desktop / Server
Intel Core i7-3820 Name AMD Ryzen 5 3400G
Intel Core i7 Extreme Edition Family AMD Ryzen 5
 
 

CPU Cores and Base Frequency

The Intel Core i7-3820 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-3820 is 3.6 GHz
and turbo frequency for one core is 3.8 GHz.
The AMD Ryzen 5 3400G has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the AMD Ryzen 5 3400G is 3.7 GHz
and turbo frequency for one core is 4.2 GHz.
8 Threads 8
4x Cores 4x
4 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking Yes
3.8 GHz Turbo Frequency (1 core) 4.2 GHz
3.6 GHz Frequency 3.7 GHz
None None 4.0 GHz
 
 

Internal Graphics

The Intel Core i7-3820 does not have integrated graphics.
The AMD Ryzen 5 3400G has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 5 3400G uses the AMD Radeon Vega 11 Graphics, which has 704 texture shaders
and 11 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Shaders 704
-- Release date Q1/2018
-- Technology 14 nm
-- Direct X 12
0 bytes Max. GPU Memory 2.0 GB
-- Max. displays --
-- Execution units 11
-- GPU frequency 1.4 GHz
-- Generation 8
-- GPU (Turbo) --
GPU name AMD Radeon Vega 11 Graphics
 
 

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.
-- VP8 Decode / Encode
-- VC-1 Decode
-- JPEG Decode / Encode
-- AV1 No
-- h265 / HEVC (8 bit) Decode / Encode
-- AVC Decode / Encode
-- h264 Decode / Encode
-- VP9 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 51.2 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 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 46.9 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR3-1066, DDR3-1333, DDR3-1600 Memory type DDR4-2933
No ECC Yes
64.0 GB Max. Memory 64.0 GB
4 Memory channels 2
51.2 GB/s Bandwidth 46.9 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 130 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 65 W watts.
None TDP down 45 W
130 W TDP (PL1 / PBP) 65 W
105 °C Tjunction max 95 °C
 
 

Technical details

The Intel Core i7-3820 is manufactured using a 32 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 10.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 5 3400G is manufactured using a 12 nm process.
In total, this processor boasts a generous 4.0 MB cache.
Q1/2012 Release date Q2/2019
VT-x, VT-x EPT, VT-d (C2 Stepping) Virtualization AMD-V, SVM
SSE4.1, SSE4.2, AVX ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
32 nm Technology 12 nm
Monolithic Chip design Chiplet
305 $ Release price 165 $
Sandy Bridge E Architecture Picasso (Zen+)
10.0 MB L3-Cache 4.0 MB
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
LGA 2011 Socket AM4 (PGA 1331)
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 6 (Multi-Core)

AMD Ryzen 5 3400G
4C 8T @ 3.7 GHz
3784
3784
Intel Core i7-3820
4C 8T @ 3.6 GHz
2596
2596

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 5 3400G
4C 8T @ 3.7 GHz
3660
3660
Intel Core i7-3820
4C 8T @ 3.6 GHz
3293
3293

CPU-Z Benchmark 17 (Multi-Core)

AMD Ryzen 5 3400G
4C 8T @ 3.7 GHz
2348
2348
Intel Core i7-3820
4C 8T @ 3.6 GHz
1771
1771

Geekbench 6 (Single-Core)

AMD Ryzen 5 3400G
4C 8T @ 3.7 GHz
1173
1173
Intel Core i7-3820
4C 8T @ 3.6 GHz
729
729

Intel Core i7-3820 and AMD Ryzen 5 3400G in leaderboards