AMD Ryzen 9 7950X vs AMD GX-420GI

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 7950X or AMD Ryzen 9 7950X – 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 AMD Ryzen 9 7950X features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q4/2022 and belongs to the 6 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 7950X, you'll need a motherboard with a AM5 (LGA 1718) socket.
The AMD GX-420GI features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2016 and belongs to the 0 generation of the AMD G series.
To use the AMD GX-420GI, you'll need a motherboard with a FP4 socket.
AMD Ryzen 7000 Group AMD GX-420
6 Generation 0
Desktop / Server Segment Mobile
AMD Ryzen 9 7950X Name AMD GX-420GI
AMD Ryzen 9 Family AMD G
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 7950X has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD Ryzen 9 7950X is 4.5 GHz
and turbo frequency for one core is 5.7 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD GX-420GI has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD GX-420GI is 2.0 GHz
and turbo frequency for one core is 2.2 GHz.
32 Threads 4
16x Cores 4x
16 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking No
5.7 GHz Turbo Frequency (1 core) 2.2 GHz
4.5 GHz Frequency 2.0 GHz
 
 

Internal Graphics

The AMD Ryzen 9 7950X has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 9 7950X uses the AMD Radeon Graphics (Raphael), which has 128 texture shaders
and 2 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD GX-420GI has integrated graphics, called iGPU for short.
Specifically, the AMD GX-420GI uses the AMD Radeon R7E, which has 384 texture shaders
and 6 execution units.
128 Shaders 384
Q3/2022 Release date 2014
5 nm Technology 0 nm
12 Direct X 0
8.0 GB Max. GPU Memory 0 bytes
-- Max. displays --
2 Execution units 6
0.4 GHz GPU frequency 0.63 GHz
9 Generation 3
2.2 GHz GPU (Turbo) --
AMD Radeon Graphics (Raphael) GPU name AMD Radeon R7E
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 83.2 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 No
DDR5-5200 Memory type DDR4-1866
Yes ECC No
128.0 GB Max. Memory 0 bytes
2 Memory channels 2
83.2 GB/s Bandwidth 30.0 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 170 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 16 W watts.
230 W TDP (PL2) None
170 W TDP (PL1 / PBP) 16 W
95 °C Tjunction max 90 °C
 
 

Technical details

The AMD Ryzen 9 7950X is manufactured using a 5 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 64.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD GX-420GI is manufactured using a 28 nm process.
Q4/2022 Release date Q2/2016
AMD-V, SVM Virtualization AMD-V
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
5 nm Technology 28 nm
Chiplet Chip design --
699 $ Release price --
Raphael (Zen 4) Architecture Brown Falcon (Excavator)
64.0 MB L3-Cache 0 bytes
Windows 10, Linux, Windows 11 Operating systems
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
100-100000514WOF Part Number GE420GAAY43KA
AM5 (LGA 1718) Socket FP4
16.0 MB L2-Cache 2.0 MB
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
24265
24265
AMD GX-420GI
4C 4T @ 2.0 GHz
857
857

Geekbench 6 (Multi-Core)

AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
20755
20755
AMD GX-420GI
4C 4T @ 2.0 GHz
808
808

Geekbench 6 (Single-Core)

AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
2974
2974
AMD GX-420GI
4C 4T @ 2.0 GHz
408
408

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 7950X
16C 32T @ 4.5 GHz
2242
2242
AMD GX-420GI
4C 4T @ 2.0 GHz
358
358