Intel Xeon Silver 4108 vs Intel Pentium 987

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CPU comparison with benchmarks


Intel Xeon Silver 4108 CPU1 vs CPU2 Intel Pentium 987
Intel Xeon Silver 4108 Intel Pentium 987

CPU comparison

In this CPU comparison, we compare the Intel Xeon Silver 4108 and the Intel Pentium 987 and use benchmarks to check which processor is faster.

We compare the Intel Xeon Silver 4108 8 core processor released in Q3/2017 with the Intel Pentium 987 which has 2 CPU cores and was introduced in Q3/2012.
Intel Xeon Silver (32) Family Intel Pentium (150)
Intel Xeon Silver 4100 (8) CPU group Intel Pentium 900 (10)
1 Generation 3
Skylake SP Architecture Sandy Bridge U
Desktop / Server Segment Mobile
-- Predecessor --
Intel Xeon Silver 4208 Successor --

CPU Cores and Base Frequency

The Intel Xeon Silver 4108 is a 8 core processor with a clock frequency of 1.80 GHz (3.00 GHz). The processor can compute 16 threads at the same time. The Intel Pentium 987 clocks with 1.50 GHz, has 2 CPU cores and can calculate 2 threads in parallel.

Intel Xeon Silver 4108 Characteristic Intel Pentium 987
8 Cores 2
16 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
1.80 GHz Frequency 1.50 GHz
3.00 GHz Turbo Frequency (1 Core) --
2.30 GHz Turbo Frequency (All Cores) --

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 Silver 4108 Characteristic Intel Pentium 987
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel HD Graphics (Sandy Bridge GT1)
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.00 GHz
-- GPU Generation 6
Technology 32 nm
Max. displays 2
-- Compute units 6
-- Shader 48
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 10.1

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.

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

Memory & PCIe

Up to 768 GB of memory in a maximum of 6 memory channels is supported by the Intel Xeon Silver 4108, while the Intel Pentium 987 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Xeon Silver 4108 Characteristic Intel Pentium 987
DDR4-2400 Memory DDR3-1066, DDR3-1333
768 GB Max. Memory 16 GB
6 (Hexa Channel) Memory channels 2 (Dual Channel)
115.2 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
-- L2 Cache --
11.00 MB L3 Cache 2.00 MB
3.0 PCIe version 2.0
48 PCIe lanes 16
47.3 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The Intel Xeon Silver 4108 has a TDP of 85 W. The TDP of the Intel Pentium 987 is 17 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon Silver 4108 Characteristic Intel Pentium 987
85 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Silver 4108 has 11.00 MB cache and is manufactured in 14 nm. The cache of Intel Pentium 987 is at 2.00 MB. The processor is manufactured in 32 nm.

Intel Xeon Silver 4108 Characteristic Intel Pentium 987
14 nm Technology 32 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 1023
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
Q3/2017 Release date Q3/2012
420 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon Silver 4108 (100%)
Intel Pentium 987 (35%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Xeon Silver 4108 (100%)
Intel Pentium 987 (10%)

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 Silver 4108 Intel Xeon Silver 4108
8C 16T @ 3.00 GHz
841 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 GHz
297 (35%)

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 Silver 4108 Intel Xeon Silver 4108
8C 16T @ 2.30 GHz
5077 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 GHz
582 (11%)

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 Silver 4108 Intel Xeon Silver 4108
8C 16T @ 2.30 GHz
8762 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 GHz
675 (8%)

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 Silver 4108 Intel Xeon Silver 4108
8C 16T @ 3.00 GHz
1002 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 GHz
0 (0%)

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 Silver 4108 Intel Xeon Silver 4108
8C 16T @ 2.30 GHz
5788 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 GHz
0 (0%)

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 Silver 4108 Intel Xeon Silver 4108
@ 0.00 GHz
0 (0%)
Intel Pentium 987 Intel Pentium 987
Intel HD Graphics (Sandy Bridge GT1) @ 1.00 GHz
96 (100%)

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 Xeon Silver 4108 Intel Xeon Silver 4108
8C 16T @ 3.00 GHz
130 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 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 Xeon Silver 4108 Intel Xeon Silver 4108
8C 16T @ 2.30 GHz
1014 (100%)
Intel Pentium 987 Intel Pentium 987
2C 2T @ 1.50 GHz
0 (0%)

Devices using this processor

Intel Xeon Silver 4108 Intel Pentium 987
Unknown Unknown

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