AMD Ryzen 9 4900U vs AMD EPYC 9654

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CPU comparison with benchmarks


AMD Ryzen 9 4900U CPU1 vs CPU2 AMD EPYC 9654
AMD Ryzen 9 4900U AMD EPYC 9654

CPU comparison

AMD Ryzen 9 4900U or AMD EPYC 9654 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Ryzen 9 4900U has 8 cores with 16 threads and clocks with a maximum frequency of 4.40 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 9 4900U was released in Q1/2020.

The AMD EPYC 9654 has 96 cores with 192 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9654 was released in Q4/2022.
AMD Ryzen 9 (40) Family AMD EPYC (129)
AMD Ryzen 4000U (11) CPU group AMD EPYC 9004 (21)
3 Generation 4
Renoir (Zen 2) Architecture Genoa / Genoa-X (Zen 4)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor AMD EPYC 9655

CPU Cores and Base Frequency

The AMD Ryzen 9 4900U has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 9 4900U is 2.00 GHz (4.40 GHz) while the AMD EPYC 9654 has 96 CPU cores and 192 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9654 is at 2.40 GHz (3.70 GHz).

AMD Ryzen 9 4900U Characteristic AMD EPYC 9654
8 Cores 96
16 Threads 192
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.00 GHz Frequency 2.40 GHz
4.40 GHz Turbo Frequency (1 Core) 3.70 GHz
3.40 GHz Turbo Frequency (All Cores) 3.55 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD Ryzen 9 4900U Characteristic AMD EPYC 9654
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD Ryzen 9 4900U or AMD EPYC 9654 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

AMD Radeon RX Vega 8 (Renoir) GPU no iGPU
0.40 GHz GPU frequency --
1.75 GHz GPU (Turbo) --
9 GPU Generation --
7 nm Technology
3 Max. displays
8 Compute units --
512 Shader --
No Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory --
12 DirectX Version --

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.

AMD Radeon RX Vega 8 (Renoir) GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The AMD Ryzen 9 4900U can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 51.2 GB/s. The AMD EPYC 9654 supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 460.8 GB/s.

AMD Ryzen 9 4900U Characteristic AMD EPYC 9654
LPDDR4-4266, DDR4-3200 Memory DDR5-4800
64 GB Max. Memory 6144 GB
2 (Dual Channel) Memory channels 12
51.2 GB/s Max. Bandwidth 460.8 GB/s
Yes ECC Yes
-- L2 Cache 96.00 MB
8.00 MB L3 Cache 384.00 MB
3.0 PCIe version 5.0
12 PCIe lanes 128
11.8 GB/s PCIe Bandwidth 504.1 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 9 4900U is 15 W, while the AMD EPYC 9654 has a TDP of 360 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 9 4900U Characteristic AMD EPYC 9654
15 W TDP (PL1 / PBP) 360 W
-- TDP (PL2) --
25 W TDP up 400 W
10 W TDP down 320 W
105 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 9 4900U is manufactured in 7 nm and has 8.00 MB cache. The AMD EPYC 9654 is manufactured in 5 nm and has a 480.00 MB cache.

AMD Ryzen 9 4900U Characteristic AMD EPYC 9654
7 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
FP6 Socket SP5
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows Server 2022, Linux, Windows 11
Q1/2020 Release date Q4/2022
-- Release price 11805 $
show more data show more data


Rate these processors

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Here you can rate the AMD EPYC 9654 to help other visitors make their purchasing decisions. The average rating is 4.5 stars (4 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Ryzen 9 4900U (79%)
AMD EPYC 9654 (100%)
⌀ Multi core performance in 1 CPU benchmarks
AMD Ryzen 9 4900U (8%)
AMD EPYC 9654 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 4.40 GHz
1203 (79%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.70 GHz
1529 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 3.40 GHz
6422 (8%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.55 GHz
79486 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 4.40 GHz
1279 (100%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.70 GHz
0 (0%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 4.40 GHz
0 (0%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.70 GHz
2025 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 3.40 GHz
0 (0%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.55 GHz
23214 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 4.40 GHz
501 (100%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.70 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 3.40 GHz
3292 (100%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.55 GHz
0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz
1792 (100%)
AMD EPYC 9654 AMD EPYC 9654
@ 0.00 GHz
0 (0%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 3.40 GHz
0 (0%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.55 GHz
126082 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 4.40 GHz
204 (100%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.70 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 9 4900U AMD Ryzen 9 4900U
8C 16T @ 3.40 GHz
1384 (100%)
AMD EPYC 9654 AMD EPYC 9654
96C 192T @ 3.55 GHz
0 (0%)

Devices using this processor

AMD Ryzen 9 4900U AMD EPYC 9654
Unknown Unknown

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