AMD Ryzen 5 3450U vs Intel Atom C5315

Let's find out which one of Intel Atom C5315 and AMD Ryzen 5 3450U is of a more recent generation, and what segment it belongs to.

• Name
  Intel Atom C5315 AMD Ryzen 5 3450U
• Family
  Intel Atom AMD Ryzen 5
• CPU group
  Intel Atom CE5300 AMD Ryzen 3000U
• Segment
  Mobile Mobile
• Generation
  3 2

In this block we are going to compare Intel Atom C5315 vs AMD Ryzen 5 3450U by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

• CPU Cores / Threads
  4 / 4 4 / 8
• Core architecture
  normal normal
• Cores
  4x 4x
• Hyperthreading / SMT
  No Yes
• Overclocking
  No No
• Frequency
  2.40 GHz 2.10 GHz
• Turbo Frequency (1 Core)
  -- 3.50 GHz
• Turbo Frequency (4 Cores)
  -- 3.10 GHz

Common specifications for integrated graphics cards in Intel Atom C5315 and AMD Ryzen 5 3450U along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  no iGPU AMD Radeon Vega 8 Graphics
• GPU frequency
  1.20 GHz
• GPU (Turbo)
  No turbo No turbo
• Execution units
  8
• Shader
  512
• Max. GPU Memory
  -- 2 GB
• Max. displays
  3
• Generation
  8
• Direct X
  -- 12
• Technology
  14 nm
• Release date
  Q1/2018

Let's compare the support of video codecs between Intel Atom C5315 and AMD Ryzen 5 3450U. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• h265 / HEVC (8 bit)
  No Decode / Encode
• h265 / HEVC (10 bit)
  No Decode / Encode
• h264
  No Decode / Encode
• VP8
  No Decode / Encode
• VP9
  No Decode / Encode
• AV1
  No No
• AVC
  No Decode / Encode
• VC-1
  No Decode
• JPEG
  No Decode / Encode

To choose the best model between Intel Atom C5315 and AMD Ryzen 5 3450U you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

• Memory type
  DDR4-2400 DDR4-2400
• Max. Memory
  256 GB 32 GB
• Memory channels
  2 (Dual Channel) 2 (Dual Channel)
• Bandwidth
  -- 38.4 GB/s
• ECC
  Yes Yes
• PCIe
  3 x 12 3.0 x 12
• AES-NI
  Yes Yes

Let's find out what TDP value would be better for Intel Atom C5315 or AMD Ryzen 5 3450U? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

• TDP (PL1)
  38 W 15 W
• TDP up
  -- 35 W
• TDP down
  -- 12 W
• Tjunction max.
  100 \xc2\xb0C 105 \xc2\xb0C

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Atom C5315 and AMD Ryzen 5 3450U CPUs along with a list of ISA extensions.

• Technology
  32 nm 12 nm
• Chip design
  Monolithic Chiplet
• Socket
  BGA 2106 FP5
• L2-Cache
  9.00 MB 2.00 MB
• L3-Cache
  -- 4.00 MB
• Architecture
  Berryville Picasso (Zen+)
• Operating systems
  Windows 10, Windows 11, Linux
• Virtualization
  Unknown AMD-V, SVM
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  Unknown SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• Release date
  Q2/2022 Q2/2020