Intel Xeon E3-1515M v5 vs Intel Celeron 5305U

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CPU comparison with benchmarks


Intel Xeon E3-1515M v5 CPU1 vs CPU2 Intel Celeron 5305U
Intel Xeon E3-1515M v5 Intel Celeron 5305U

CPU comparison

Intel Xeon E3-1515M v5 or Intel Celeron 5305U - 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 E3-1515M v5 has 4 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Xeon E3-1515M v5 was released in Q1/2016.

The Intel Celeron 5305U has 2 cores with 2 threads and clocks with a maximum frequency of 2.30 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Celeron 5305U was released in Q2/2020.
Intel Xeon E3 (43) Family Intel Celeron (165)
Intel Xeon E3 v5 (17) CPU group Intel Celeron 5000 (2)
5 Generation 10
Skylake S Architecture Comet Lake U
Desktop / Server Segment Mobile
-- Predecessor Intel Celeron 4305U
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E3-1515M v5 has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Xeon E3-1515M v5 is 2.80 GHz (3.70 GHz) while the Intel Celeron 5305U has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Celeron 5305U is at 2.30 GHz.

Intel Xeon E3-1515M v5 Characteristic Intel Celeron 5305U
4 Cores 2
8 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.80 GHz Frequency 2.30 GHz
3.70 GHz Turbo Frequency (1 Core) --
3.30 GHz Turbo Frequency (All Cores) --

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 E3-1515M v5 Characteristic Intel Celeron 5305U
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon E3-1515M v5 or Intel Celeron 5305U 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.

Intel Iris Pro Graphics P580 GPU Intel UHD Graphics (Comet Lake)
0.35 GHz GPU frequency 0.30 GHz
1.00 GHz GPU (Turbo) 0.90 GHz
9 GPU Generation 9.5
14 nm Technology 14 nm
3 Max. displays 3
72 Compute units 24
576 Shader 192
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory 32 GB
12.0 DirectX Version 12

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 Iris Pro Graphics P580 GPU Intel UHD Graphics (Comet Lake)
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Xeon E3-1515M v5 can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 34.1 GB/s. The Intel Celeron 5305U supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s.

Intel Xeon E3-1515M v5 Characteristic Intel Celeron 5305U
LPDDR3-1866, DDR4-2133, DDR3L-1600 Memory LPDDR3-2133, DDR4-2400
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 38.4 GB/s
Yes ECC No
-- L2 Cache --
8.00 MB L3 Cache 2.00 MB
3.0 PCIe version 2.0
16 PCIe lanes 12
15.8 GB/s PCIe Bandwidth 6.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon E3-1515M v5 is 45 W, while the Intel Celeron 5305U has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon E3-1515M v5 Characteristic Intel Celeron 5305U
45 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
35 W TDP down 12.5 W
100 °C Tjunction max. 100 °C

Technical details

The Intel Xeon E3-1515M v5 is manufactured in 14 nm and has 8.00 MB cache. The Intel Celeron 5305U is manufactured in 14 nm and has a 2.00 MB cache.

Intel Xeon E3-1515M v5 Characteristic Intel Celeron 5305U
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 ISA extensions SSE4.1, SSE4.2
BGA 1440 Socket BGA 1528
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, Windows 11, Linux
Q1/2016 Release date Q2/2020
489 $ Release price 128 $
show more data show more data


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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 E3-1515M v5 Intel Xeon E3-1515M v5
Intel Iris Pro Graphics P580 @ 1.00 GHz
1152 (100%)
Intel Celeron 5305U Intel Celeron 5305U
Intel UHD Graphics (Comet Lake) @ 0.90 GHz
361 (31%)

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 E3-1515M v5 Intel Xeon E3-1515M v5
4C 8T @ 3.70 GHz
1017 (100%)
Intel Celeron 5305U Intel Celeron 5305U
2C 2T @ 2.30 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 Xeon E3-1515M v5 Intel Xeon E3-1515M v5
4C 8T @ 3.30 GHz
4036 (100%)
Intel Celeron 5305U Intel Celeron 5305U
2C 2T @ 2.30 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 Xeon E3-1515M v5 Intel Xeon E3-1515M v5
4C 8T @ 3.30 GHz
7928 (100%)
Intel Celeron 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1515M v5 Intel Celeron 5305U
Unknown Unknown

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