AMD Ryzen 9 4900U vs AMD Athlon II X2 270u

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CPU comparison with benchmarks


AMD Ryzen 9 4900U CPU1 vs CPU2 AMD Athlon II X2 270u
AMD Ryzen 9 4900U AMD Athlon II X2 270u

CPU comparison

AMD Ryzen 9 4900U or AMD Athlon II X2 270u - 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 Athlon II X2 270u has 2 cores with 2 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Athlon II X2 270u was released in Q3/2010.
AMD Ryzen 9 (35) Family AMD Athlon II (52)
AMD Ryzen 4000U (11) CPU group AMD Athlon II X2 (Propus) (18)
3 Generation 1
Renoir (Zen 2) Architecture Propus
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

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 Athlon II X2 270u has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD Athlon II X2 270u is at 2.00 GHz.

AMD Ryzen 9 4900U Characteristic AMD Athlon II X2 270u
8 Cores 2
16 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.00 GHz Frequency 2.00 GHz
4.40 GHz Turbo Frequency (1 Core) --
3.40 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Ryzen 9 4900U Characteristic AMD Athlon II X2 270u
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Ryzen 9 4900U or AMD Athlon II X2 270u 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 Athlon II X2 270u supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

AMD Ryzen 9 4900U Characteristic AMD Athlon II X2 270u
LPDDR4-4266, DDR4-3200 Memory DDR3-1333
64 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
-- L2 Cache 2.00 MB
8.00 MB L3 Cache --
3.0 PCIe version 2.0
12 PCIe lanes --
11.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 9 4900U is 15 W, while the AMD Athlon II X2 270u has a TDP of 25 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 9 4900U Characteristic AMD Athlon II X2 270u
15 W TDP (PL1 / PBP) 25 W
-- TDP (PL2) --
25 W TDP up --
10 W TDP down --
105 °C Tjunction max. --

Technical details

The AMD Ryzen 9 4900U is manufactured in 7 nm and has 8.00 MB cache. The AMD Athlon II X2 270u is manufactured in 45 nm and has a 2.00 MB cache.

AMD Ryzen 9 4900U Characteristic AMD Athlon II X2 270u
7 nm Technology 45 nm
Chiplet Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions MMX, 3DNow!, SSE3, SSE4a
FP6 Socket AM3
AMD-V, SVM Virtualization AMD-V
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q1/2020 Release date Q3/2010
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 9 4900U (100%)
AMD Athlon II X2 270u (23%)
⌀ Multi core performance in 1 CPU benchmarks
AMD Ryzen 9 4900U (100%)
AMD Athlon II X2 270u (8%)

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 Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 GHz
287 (22%)

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 (100%)
AMD Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 GHz
278 (23%)

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 (100%)
AMD Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 GHz
529 (8%)

Cinebench R23 (Multi-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 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
0 (0%)
AMD Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 GHz
531 (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 Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 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 Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 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 Athlon II X2 270u AMD Athlon II X2 270u
@ 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 Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 GHz
722 (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 Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 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 Athlon II X2 270u AMD Athlon II X2 270u
2C 2T @ 2.00 GHz
0 (0%)

Devices using this processor

AMD Ryzen 9 4900U AMD Athlon II X2 270u
Unknown Unknown

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