Intel Celeron 2981U vs Intel Xeon Platinum 8276

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CPU comparison with benchmarks


Intel Celeron 2981U CPU1 vs CPU2 Intel Xeon Platinum 8276
Intel Celeron 2981U Intel Xeon Platinum 8276

CPU comparison

Intel Celeron 2981U or Intel Xeon Platinum 8276 - 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 Celeron 2981U has 2 cores with 2 threads and clocks with a maximum frequency of 1.40 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Celeron 2981U was released in Q3/2013.

The Intel Xeon Platinum 8276 has 28 cores with 56 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 1024 GB of memory in 6 memory channels. The Intel Xeon Platinum 8276 was released in Q2/2019.
Intel Celeron (165) Family Intel Xeon Platinum (89)
Intel Celeron 2000 (7) CPU group Intel Xeon Platinum 8200/9200 (21)
4 Generation 2
Haswell U Architecture Cascade Lake
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Celeron 2981U is a 2 core processor with a clock frequency of 1.40 GHz. The Intel Xeon Platinum 8276 has 28 CPU cores with a clock frequency of 2.20 GHz (4.00 GHz).

Intel Celeron 2981U Characteristic Intel Xeon Platinum 8276
2 Cores 28
2 Threads 56
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.40 GHz Frequency 2.20 GHz
-- Turbo Frequency (1 Core) 4.00 GHz
-- Turbo Frequency (All Cores) 2.20 GHz

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.

Intel Celeron 2981U Characteristic Intel Xeon Platinum 8276
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel HD Graphics (Haswell GT1) GPU no iGPU
0.20 GHz GPU frequency --
1.00 GHz GPU (Turbo) --
7.5 GPU Generation --
22 nm Technology
3 Max. displays
10 Compute units --
80 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.1 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.

Intel HD Graphics (Haswell GT1) GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The Intel Celeron 2981U supports a maximum of 16 GB of memory in 2 memory channels. The Intel Xeon Platinum 8276 can connect up to 1024 GB of memory in 6 memory channels.

Intel Celeron 2981U Characteristic Intel Xeon Platinum 8276
LPDDR3-1600, DDR3L-1600 Memory DDR4-2933
16 GB Max. Memory 1024 GB
2 (Dual Channel) Memory channels 6 (Hexa Channel)
25.6 GB/s Max. Bandwidth 140.7 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 38.50 MB
2.0 PCIe version 3.0
12 PCIe lanes 48
6.0 GB/s PCIe Bandwidth 47.3 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Celeron 2981U has a TDP of 15 W, that of the Intel Xeon Platinum 8276 is 165 W.

Intel Celeron 2981U Characteristic Intel Xeon Platinum 8276
15 W TDP (PL1 / PBP) 165 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Celeron 2981U has a 2.00 MB cache, while the Intel Xeon Platinum 8276 cache has a total of 38.50 MB.

Intel Celeron 2981U Characteristic Intel Xeon Platinum 8276
22 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
BGA 1168 Socket LGA 3647
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
Q3/2013 Release date Q2/2019
-- Release price 8719 $
show more data show more data


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Here you can rate the Intel Xeon Platinum 8276 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Celeron 2981U (31%)
Intel Xeon Platinum 8276 (100%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Celeron 2981U (3%)
Intel Xeon Platinum 8276 (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.
Intel Celeron 2981U Intel Celeron 2981U
2C 2T @ 1.40 GHz
354 (31%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
28C 56T @ 4.00 GHz
1152 (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.
Intel Celeron 2981U Intel Celeron 2981U
2C 2T @ 1.40 GHz
694 (3%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
28C 56T @ 2.20 GHz
20489 (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.
Intel Celeron 2981U Intel Celeron 2981U
2C 2T @ 1.40 GHz
0 (0%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
28C 56T @ 4.00 GHz
378 (100%)

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 Celeron 2981U Intel Celeron 2981U
Intel HD Graphics (Haswell GT1) @ 1.00 GHz
160 (100%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
@ 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.
Intel Celeron 2981U Intel Celeron 2981U
2C 2T @ 1.40 GHz
1024 (100%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
28C 56T @ 2.20 GHz
0 (0%)

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.
Intel Celeron 2981U Intel Celeron 2981U
2C 2T @ 1.40 GHz
63 (100%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
28C 56T @ 4.00 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.
Intel Celeron 2981U Intel Celeron 2981U
2C 2T @ 1.40 GHz
124 (100%)
Intel Xeon Platinum 8276 Intel Xeon Platinum 8276
28C 56T @ 2.20 GHz
0 (0%)

Devices using this processor

Intel Celeron 2981U Intel Xeon Platinum 8276
Unknown Unknown

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