Intel Atom Z2460 vs AMD Ryzen 5 7640S

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CPU comparison with benchmarks


Intel Atom Z2460 CPU1 vs CPU2 AMD Ryzen 5 7640S
Intel Atom Z2460 AMD Ryzen 5 7640S

CPU comparison

Intel Atom Z2460 or AMD Ryzen 5 7640S - 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 Intel Atom Z2460 has 1 cores with 2 threads and clocks with a maximum frequency of 1.60 GHz. Up to 2 GB of memory is supported in 2 memory channels. The Intel Atom Z2460 was released in Q2/2012.

The AMD Ryzen 5 7640S has 6 cores with 12 threads and clocks with a maximum frequency of 4.90 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 5 7640S was released in Q2/2023.
Intel Atom (108) Family AMD Ryzen 5 (86)
Intel Atom Z2400/Z2600 (2) CPU group AMD Ryzen 7040 (21)
3 Generation 6
Penwell Architecture Phoenix (Zen 4)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z2460 has 1 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Atom Z2460 is 1.60 GHz while the AMD Ryzen 5 7640S has 6 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 5 7640S is at 3.50 GHz (4.90 GHz).

Intel Atom Z2460 Characteristic AMD Ryzen 5 7640S
1 Cores 6
2 Threads 12
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
1.60 GHz Frequency 3.50 GHz
-- Turbo Frequency (1 Core) 4.90 GHz
-- Turbo Frequency (All Cores) --

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.

Intel Atom Z2460 Characteristic AMD Ryzen 5 7640S
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z2460 or AMD Ryzen 5 7640S 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.

PowerVR SGX540 GPU AMD Radeon 760M
0.40 GHz GPU frequency 0.80 GHz
-- GPU (Turbo) 2.60 GHz
-- GPU Generation 10
45nm Technology 4 nm
1 Max. displays 4
1 Compute units 8
-- Shader 512
No Hardware Raytracing Yes
No Frame Generation AMD FSR
-- Max. GPU Memory 32 GB
10.1 DirectX Version 12

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.

PowerVR SGX540 GPU AMD Radeon 760M
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode
No Codec VP8 Decode
No Codec AV1 Decode / Encode
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom Z2460 can use up to 2 GB of memory in 2 memory channels. The maximum memory bandwidth is 6.4 GB/s. The AMD Ryzen 5 7640S supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s.

Intel Atom Z2460 Characteristic AMD Ryzen 5 7640S
LPDDR2-800 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
2 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
6.4 GB/s Max. Bandwidth 120.0 GB/s
No ECC Yes
0.50 MB L2 Cache 6.00 MB
-- L3 Cache 16.00 MB
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z2460 is 3 W, while the AMD Ryzen 5 7640S has a TDP of 18 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z2460 Characteristic AMD Ryzen 5 7640S
3 W TDP (PL1 / PBP) 18 W
-- TDP (PL2) --
-- TDP up 28 W
-- TDP down --
90 °C Tjunction max. 100 °C

Technical details

The Intel Atom Z2460 is manufactured in 32 nm and has 0.50 MB cache. The AMD Ryzen 5 7640S is manufactured in 4 nm and has a 22.00 MB cache.

Intel Atom Z2460 Characteristic AMD Ryzen 5 7640S
32 nm Technology 4 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE3, SSSE3 ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
BGA 617 Socket FP8
None Virtualization AMD-V, SVM
No AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q2/2012 Release date Q2/2023
-- Release price --
show more data show more data


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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.
Intel Atom Z2460 Intel Atom Z2460
PowerVR SGX540 @ 0.40 GHz
6 (0%)
AMD Ryzen 5 7640S AMD Ryzen 5 7640S
AMD Radeon 760M @ 2.60 GHz
2663 (100%)

Devices using this processor

Intel Atom Z2460 AMD Ryzen 5 7640S
Unknown Unknown

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