AMD Ryzen 9 7900 vs AMD Ryzen 7 7700X

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 7900 or AMD Ryzen 9 7900 – 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 7900 features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q1/2023 and belongs to the 6 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 7900, you'll need a motherboard with a AM5 (LGA 1718) socket.
The AMD Ryzen 7 7700X features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2022 and belongs to the 6 generation of the AMD Ryzen 7 series.
To use the AMD Ryzen 7 7700X, you'll need a motherboard with a AM5 (LGA 1718) socket.
AMD Ryzen 7000 Group AMD Ryzen 7000
6 Generation 6
Desktop / Server Segment Desktop / Server
AMD Ryzen 9 7900 Name AMD Ryzen 7 7700X
AMD Ryzen 9 Family AMD Ryzen 7
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 7900 has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen 9 7900 is 3.7 GHz
and turbo frequency for one core is 5.4 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 7 7700X has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 7 7700X is 4.5 GHz
24 Threads 16
12x Zen 4 Cores 8x
12 CPU Cores 8
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking Yes
5.4 GHz Turbo Frequency (1 core) 5.4 GHz
3.7 GHz Frequency 4.5 GHz
None None 5.2 GHz
 
 

Internal Graphics

The AMD Ryzen 9 7900 has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 9 7900 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 Ryzen 7 7700X has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 7 7700X uses the AMD Radeon Graphics (Raphael), which has 128 texture shaders
128 Shaders 128
Q3/2022 Release date Q3/2022
5 nm Technology 5 nm
12 Direct X 12
8.0 GB Max. GPU Memory 8.0 GB
-- Max. displays --
2 Execution units 2
0.4 GHz GPU frequency 0.4 GHz
9 Generation 9
2.2 GHz GPU (Turbo) 2.2 GHz
AMD Radeon Graphics (Raphael) GPU name AMD Radeon Graphics (Raphael)
 
 

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

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 Yes
DDR5-5200 Memory type DDR5-5200
Yes ECC Yes
128.0 GB Max. Memory 128.0 GB
2 Memory channels 2
83.2 GB/s Bandwidth 83.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 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 105 W watts.
88 W TDP (PL2) 142 W
170 W TDP up None
65 W TDP (PL1 / PBP) 105 W
95 °C Tjunction max 95 °C
 
 

Technical details

The AMD Ryzen 9 7900 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 Ryzen 7 7700X is manufactured using a 5 nm process.
In total, this processor boasts a generous 32.0 MB cache.
Q1/2023 Release date Q4/2022
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2, AVX512
5 nm Technology 5 nm
Chiplet Chip design Chiplet
-- Release price 399 $
Raphael (Zen 4) Architecture Raphael (Zen 4)
64.0 MB L3-Cache 32.0 MB
Windows 10, Linux, Windows 11 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 100-100000591WOF
AM5 (LGA 1718) Socket AM5 (LGA 1718)
12.0 MB L2-Cache 8.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
49250
49250
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
36536
36536

Cinebench R23 (Multi-Core)

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
28905
28905
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
20399
20399

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
21140
21140
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
14487
14487

Geekbench 6 (Multi-Core)

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
16832
16832
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
15137
15137

Cinebench R20 (Multi-Core)

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
11088
11088
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
7944
7944

Cinebench R15 (Multi-Core)

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
4796
4796
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
3328
3328

Geekbench 6 (Single-Core)

AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
2898
2898
AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
2798
2798

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
2206
2206
AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
2202
2202

Cinebench R23 (Single-Core)

AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
2010
2010
AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
1964
1964

Cinebench R20 (Single-Core)

AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
773
773
AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
764
764

Cinebench R15 (Single-Core)

AMD Ryzen 7 7700X
8C 16T @ 4.5 GHz
322
322
AMD Ryzen 9 7900
12C 24T @ 3.7 GHz
314
314