Intel Xeon W-1270P vs Qualcomm Snapdragon 821

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CPU comparison with benchmarks


Intel Xeon W-1270P CPU1 vs CPU2 Qualcomm Snapdragon 821
Intel Xeon W-1270P Qualcomm Snapdragon 821

CPU comparison

Intel Xeon W-1270P or Qualcomm Snapdragon 821 - 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 W-1270P has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Xeon W-1270P was released in Q2/2020.

The Qualcomm Snapdragon 821 has 4 cores with 4 threads and clocks with a maximum frequency of 2.40 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Qualcomm Snapdragon 821 was released in Q3/2016.
Intel Xeon W (83) Family Qualcomm Snapdragon (102)
Intel Xeon W-1200 (13) CPU group Qualcomm Snapdragon 820 (3)
10 Generation 3
Comet Lake W Architecture Kryo
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon W-1270P is a 8 core processor with a clock frequency of 3.80 GHz (5.10 GHz). The Qualcomm Snapdragon 821 has 4 CPU cores with a clock frequency of 2.40 GHz.

Intel Xeon W-1270P Characteristic Qualcomm Snapdragon 821
8 Cores 4
16 Threads 4
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
3.80 GHz (5.10 GHz) A-Core 2.40 GHz
2x Kryo
-- B-Core 1.60 GHz
2x Kryo

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 Xeon W-1270P Characteristic Qualcomm Snapdragon 821
-- AI hardware Qualcomm AI engine
-- AI specifications Hexagon 680

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 UHD Graphics P630 GPU Qualcomm Adreno 530
0.35 GHz GPU frequency 0.62 GHz
1.20 GHz GPU (Turbo) 0.62 GHz
9.5 GPU Generation 5
14 nm Technology 14 nm
3 Max. displays 0
24 Compute units --
192 Shader 256
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 DirectX Version 11,1

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 UHD Graphics P630 GPU Qualcomm Adreno 530
Decode / Encode Codec h265 / HEVC (8 bit) Decode
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
Decode / Encode Codec VP9 Decode
Decode / Encode Codec VP8 Decode
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode

Memory & PCIe

The Intel Xeon W-1270P supports a maximum of 128 GB of memory in 2 memory channels. The Qualcomm Snapdragon 821 can connect up to 8 GB of memory in 2 memory channels.

Intel Xeon W-1270P Characteristic Qualcomm Snapdragon 821
DDR4-2933 Memory LPDDR4-3733
128 GB Max. Memory 8 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
46.9 GB/s Max. Bandwidth 14.9 GB/s
Yes ECC No
16.00 MB L2 Cache --
-- L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon W-1270P has a TDP of 125 W, that of the Qualcomm Snapdragon 821 is --.

Intel Xeon W-1270P Characteristic Qualcomm Snapdragon 821
125 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
95 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Xeon W-1270P has a 16.00 MB cache, while the Qualcomm Snapdragon 821 cache has a total of 0.00 MB.

Intel Xeon W-1270P Characteristic Qualcomm Snapdragon 821
14 nm Technology 14 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions --
LGA 1200 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Android
Q2/2020 Release date Q3/2016
428 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Xeon W-1270P (100%)
Qualcomm Snapdragon 821 (22%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Xeon W-1270P (100%)
Qualcomm Snapdragon 821 (9%)

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 W-1270P Intel Xeon W-1270P
8C 16T @ 5.10 GHz
1491 (100%)
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
341 (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.
Intel Xeon W-1270P Intel Xeon W-1270P
8C 16T @ 4.60 GHz
9612 (100%)
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
864 (9%)

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 W-1270P Intel Xeon W-1270P
8C 16T @ 5.10 GHz
1740 (100%)
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
370 (21%)

Geekbench 6 (Multi-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 multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Xeon W-1270P Intel Xeon W-1270P
8C 16T @ 4.60 GHz
8389 (100%)
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
752 (9%)

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 Xeon W-1270P Intel Xeon W-1270P
Intel UHD Graphics P630 @ 1.20 GHz
461 (97%)
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
Qualcomm Adreno 530 @ 0.62 GHz
476 (100%)

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 Xeon W-1270P Intel Xeon W-1270P
8C 16T @ 4.60 GHz
19264 (100%)
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
1594 (8%)

Devices using this processor

Intel Xeon W-1270P Qualcomm Snapdragon 821
Unknown Unknown

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