AMD Ryzen 9 4900H vs AMD Ryzen 7 4800U

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 9 4900H or AMD Ryzen 9 4900H – 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 4900H features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q2/2020 and belongs to the 3 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 4900H, you'll need a motherboard with a FP6 socket.
The AMD Ryzen 7 4800U features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q1/2020 and belongs to the 3 generation of the AMD Ryzen 7 series.
To use the AMD Ryzen 7 4800U, you'll need a motherboard with a FP6 socket.
AMD Ryzen 4000H Group AMD Ryzen 4000U
3 Generation 3
Mobile Segment Mobile
AMD Ryzen 9 4900H Name AMD Ryzen 7 4800U
AMD Ryzen 9 Family AMD Ryzen 7
 
 

CPU Cores and Base Frequency

The AMD Ryzen 9 4900H has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 9 4900H is 3.3 GHz
and turbo frequency for one core is 4.4 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 7 4800U has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 7 4800U is 1.8 GHz
and turbo frequency for one core is 4.2 GHz.
16 Threads 16
8x Cores 8x
8 CPU Cores 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking No
4.4 GHz Turbo Frequency (1 core) 4.2 GHz
3.3 GHz Frequency 1.8 GHz
4.0 GHz Turbo Frequency (all cores) 3.2 GHz
 
 

Internal Graphics

The AMD Ryzen 9 4900H has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 9 4900H uses the AMD Radeon 8 Graphics (Renoir), which has 512 texture shaders
and 8 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD Ryzen 7 4800U has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 7 4800U uses the AMD Radeon 8 Graphics (Renoir), which has 512 texture shaders
512 Shaders 512
Q1/2020 Release date Q1/2020
7 nm Technology 7 nm
12 Direct X 12
2.0 GB Max. GPU Memory 2.0 GB
-- Max. displays --
8 Execution units 8
1.75 GHz GPU frequency 1.75 GHz
9 Generation 9
-- GPU (Turbo) --
AMD Radeon 8 Graphics (Renoir) GPU name AMD Radeon 8 Graphics (Renoir)
 
 

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 64.0 GB distributed across 2 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.
pci PCIe pci
Yes AES-NI Yes
DDR4-3200, LPDDR4-4266 Memory type DDR4-3200
Yes ECC Yes
64.0 GB Max. Memory 64.0 GB
2 Memory channels 2
51.2 GB/s Bandwidth 51.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 45 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 15 W watts.
35 W TDP down 10 W
54 W TDP up 25 W
45 W TDP (PL1 / PBP) 15 W
105 °C Tjunction max 105 °C
 
 

Technical details

The AMD Ryzen 9 4900H is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 7 4800U is manufactured using a 7 nm process.
Q2/2020 Release date Q1/2020
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
7 nm Technology 7 nm
Chiplet Chip design Chiplet
-- Release price --
Renoir (Zen 2) Architecture Renoir (Zen 2)
8.0 MB L3-Cache 8.0 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 --
FP6 Socket FP6
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
19330
19330
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
16962
16962

Cinebench R23 (Multi-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
11061
11061
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
9974
9974

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
7911
7911
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
6955
6955

Geekbench 6 (Multi-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
7405
7405
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
6246
6246

CPU-Z Benchmark 17 (Multi-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
4807
4807
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
3848
3848

Cinebench R20 (Multi-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
4332
4332
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
3847
3847

Cinebench R15 (Multi-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
1937
1937
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
1712
1712

Geekbench 6 (Single-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
1659
1659
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
1486
1486

Cinebench R23 (Single-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
1284
1284
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
1227
1227

Geekbench 5, 64bit (Single-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
1225
1225
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
1147
1147

Cinebench R20 (Single-Core)

AMD Ryzen 9 4900H
8C 16T @ 3.3 GHz
501
501
AMD Ryzen 7 4800U
8C 16T @ 1.8 GHz
472
472