Intel Pentium E5800 vs Intel Core Ultra 5 125U

Last updated:

CPU comparison with benchmarks


Intel Pentium E5800 CPU1 vs CPU2 Intel Core Ultra 5 125U
Intel Pentium E5800 Intel Core Ultra 5 125U

CPU comparison

Intel Pentium E5800 or Intel Core Ultra 5 125U - 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 Pentium E5800 has 2 cores with 2 threads and clocks with a maximum frequency of 3.20 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Pentium E5800 was released in Q4/2010.

The Intel Core Ultra 5 125U has 12 cores with 14 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 96 GB of memory in 2 memory channels. The Intel Core Ultra 5 125U was released in Q4/2023.
Intel Pentium (150) Family Intel Core Ultra 5 (10)
Intel Pentium E5000/E6000 (13) CPU group Intel Core Ultra 100U (7)
2 Generation 1
Wolfdale (Penryn) Architecture Meteor Lake U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Pentium E5800 has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Pentium E5800 is 3.20 GHz while the Intel Core Ultra 5 125U has 12 CPU cores and 14 threads can calculate simultaneously. The clock frequency of the Intel Core Ultra 5 125U is at 1.30 GHz (4.30 GHz).

Intel Pentium E5800 Characteristic Intel Core Ultra 5 125U
2 Cores 12
2 Threads 14
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
Yes Overclocking ? No
3.20 GHz
2x Penryn
A-Core 1.30 GHz (4.30 GHz)
2x Redwood Cove
-- B-Core 0.80 GHz (3.60 GHz)
8x Crestmont
-- C-Core 0.70 GHz (2.10 GHz)
2x Crestmont

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 Pentium E5800 Characteristic Intel Core Ultra 5 125U
-- AI hardware Intel® AI Boost
-- AI specifications Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT)
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Pentium E5800 or Intel Core Ultra 5 125U 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 Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake)
GPU frequency 0.60 GHz
-- GPU (Turbo) 1.85 GHz
-- GPU Generation --
Technology 5 nm
Max. displays 4
-- Compute units 64
-- Shader 512
No Hardware Raytracing Yes
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12.2

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 Iris Xe 4 Core Graphics 64 EUs (Meteor Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode
No Codec VP8 Decode
No Codec AV1 Decode / Encode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Pentium E5800 can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Core Ultra 5 125U supports up to 96 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s.

Intel Pentium E5800 Characteristic Intel Core Ultra 5 125U
DDR3-1333, DDR2-800 Memory LPDDR5X-7500, DDR5-5600
16 GB Max. Memory 96 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 120.0 GB/s
No ECC No
2.00 MB L2 Cache 12.00 MB
-- L3 Cache --
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Pentium E5800 is 65 W, while the Intel Core Ultra 5 125U has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Pentium E5800 Characteristic Intel Core Ultra 5 125U
65 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) 57 W
-- TDP up 28 W
-- TDP down 12 W
-- Tjunction max. 110 °C

Technical details

The Intel Pentium E5800 is manufactured in 45 nm and has 2.00 MB cache. The Intel Core Ultra 5 125U is manufactured in 7 nm and has a 12.00 MB cache.

Intel Pentium E5800 Characteristic Intel Core Ultra 5 125U
45 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 775 Socket BGA 2049
VT-x Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Windows 10, Linux Operating systems Windows 11, Linux
Q4/2010 Release date Q4/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Pentium E5800 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
Here you can rate the Intel Core Ultra 5 125U to help other visitors make their purchasing decisions. The average rating is 4.2 stars (5 ratings). Rate now:


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 Pentium E5800 Intel Pentium E5800
2C 2T @ 3.20 GHz
438 (100%)
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
12C 14T @ 4.30 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 Pentium E5800 Intel Pentium E5800
2C 2T @ 3.20 GHz
831 (100%)
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
12C 14T @ 1.30 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 Pentium E5800 Intel Pentium E5800
@ 0.00 GHz
0 (0%)
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.85 GHz
1835 (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 Pentium E5800 Intel Pentium E5800
2C 2T @ 3.20 GHz
1155 (100%)
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
12C 14T @ 1.30 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Pentium E5800 Intel Pentium E5800
2C 2T @ 3.20 GHz
518 (100%)
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
12C 14T @ 1.30 GHz
0 (0%)

Devices using this processor

Intel Pentium E5800 Intel Core Ultra 5 125U
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core Ultra 5 125HIntel Core Ultra 5 125U Intel Core Ultra 5 125H vs Intel Core Ultra 5 125U
2. Intel Pentium E5800Intel Core2 Duo E8400 Intel Pentium E5800 vs Intel Core2 Duo E8400
3. Intel Core Ultra 7 155UIntel Core Ultra 5 125U Intel Core Ultra 7 155U vs Intel Core Ultra 5 125U
4. Intel Core Ultra 5 125UIntel Core i5-1335U Intel Core Ultra 5 125U vs Intel Core i5-1335U
5. Intel Core Ultra 5 135UIntel Core Ultra 5 125U Intel Core Ultra 5 135U vs Intel Core Ultra 5 125U
6. Intel Core 2 Quad Q6600Intel Pentium E5800 Intel Core 2 Quad Q6600 vs Intel Pentium E5800
7. Intel Core 5 processor 120UIntel Core Ultra 5 125U Intel Core 5 processor 120U vs Intel Core Ultra 5 125U
8. Intel Pentium E5300Intel Pentium E5800 Intel Pentium E5300 vs Intel Pentium E5800
9. Intel Core 2 Quad Q8400Intel Pentium E5800 Intel Core 2 Quad Q8400 vs Intel Pentium E5800
10. Intel Pentium E5800Intel Core 2 Quad Q9500 Intel Pentium E5800 vs Intel Core 2 Quad Q9500


back to index