Intel Xeon Platinum 8270 vs Intel Atom C3338R

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CPU comparison with benchmarks


Intel Xeon Platinum 8270 CPU1 vs CPU2 Intel Atom C3338R
Intel Xeon Platinum 8270 Intel Atom C3338R

CPU comparison

Intel Xeon Platinum 8270 or Intel Atom C3338R - 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 Xeon Platinum 8270 has 26 cores with 52 threads and clocks with a maximum frequency of 4.00 GHz. Up to 1024 GB of memory is supported in 6 memory channels. The Intel Xeon Platinum 8270 was released in Q2/2019.

The Intel Atom C3338R has 2 cores with 2 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 128 GB of memory in 1 memory channels. The Intel Atom C3338R was released in Q2/2020.
Intel Xeon Platinum (89) Family Intel Atom (108)
Intel Xeon Platinum 8200/9200 (21) CPU group Intel Atom C3000 (20)
2 Generation 5
Cascade Lake Architecture Denverton
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Platinum 8270 has 26 CPU cores and can calculate 52 threads in parallel. The clock frequency of the Intel Xeon Platinum 8270 is 2.70 GHz (4.00 GHz) while the Intel Atom C3338R has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Atom C3338R is at 1.80 GHz (2.20 GHz).

Intel Xeon Platinum 8270 Characteristic Intel Atom C3338R
26 Cores 2
52 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.70 GHz Frequency 1.80 GHz
4.00 GHz Turbo Frequency (1 Core) 2.20 GHz
2.70 GHz Turbo Frequency (All Cores) 2.00 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.

Intel Xeon Platinum 8270 Characteristic Intel Atom C3338R
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon Platinum 8270 or Intel Atom C3338R 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.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Xeon Platinum 8270 can use up to 1024 GB of memory in 6 memory channels. The maximum memory bandwidth is 140.7 GB/s. The Intel Atom C3338R supports up to 128 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 29.9 GB/s.

Intel Xeon Platinum 8270 Characteristic Intel Atom C3338R
DDR4-2933 Memory DDR4-1866
1024 GB Max. Memory 128 GB
6 (Hexa Channel) Memory channels 1 (Single Channel)
140.7 GB/s Max. Bandwidth 29.9 GB/s
Yes ECC Yes
-- L2 Cache 4.00 MB
35.75 MB L3 Cache --
3.0 PCIe version 3.0
48 PCIe lanes 10
47.3 GB/s PCIe Bandwidth 9.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Platinum 8270 is 205 W, while the Intel Atom C3338R has a TDP of 10.5 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Platinum 8270 Characteristic Intel Atom C3338R
205 W TDP (PL1 / PBP) 10.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Platinum 8270 is manufactured in 14 nm and has 35.75 MB cache. The Intel Atom C3338R is manufactured in 14 nm and has a 4.00 MB cache.

Intel Xeon Platinum 8270 Characteristic Intel Atom C3338R
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2
LGA 3647 Socket BGA 1310
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2019 Release date Q2/2020
7405 $ Release price 37 $
show more data show more data


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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.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 4.00 GHz
1102 (100%)
Intel Atom C3338R Intel Atom C3338R
2C 2T @ 2.20 GHz
0 (0%)

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.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 2.70 GHz
15936 (100%)
Intel Atom C3338R Intel Atom C3338R
2C 2T @ 2.00 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.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 4.00 GHz
1234 (100%)
Intel Atom C3338R Intel Atom C3338R
2C 2T @ 2.20 GHz
0 (0%)

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.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 4.00 GHz
378 (100%)
Intel Atom C3338R Intel Atom C3338R
2C 2T @ 2.20 GHz
0 (0%)

Devices using this processor

Intel Xeon Platinum 8270 Intel Atom C3338R
Unknown Unknown

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