Intel Xeon E3-1280 v5 vs Intel Core i9-14900HX

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CPU comparison with benchmarks


Intel Xeon E3-1280 v5 CPU1 vs CPU2 Intel Core i9-14900HX
Intel Xeon E3-1280 v5 Intel Core i9-14900HX

CPU comparison

Intel Xeon E3-1280 v5 or Intel Core i9-14900HX - 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 E3-1280 v5 has 4 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Xeon E3-1280 v5 was released in Q4/2015.

The Intel Core i9-14900HX has 24 cores with 32 threads and clocks with a maximum frequency of 5.80 GHz. The CPU supports up to 192 GB of memory in 2 memory channels. The Intel Core i9-14900HX was released in Q1/2024.
Intel Xeon E3 (43) Family Intel Core i9 (78)
Intel Xeon E3 v5 (17) CPU group Intel Core i 14000H (5)
5 Generation 14
Skylake S Architecture Raptor Lake H Refresh
Desktop / Server Segment Mobile
-- Predecessor Intel Core i9-13900HX
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E3-1280 v5 is a 4 core processor with a clock frequency of 3.70 GHz (4.00 GHz). The Intel Core i9-14900HX has 24 CPU cores with a clock frequency of 2.20 GHz (5.80 GHz).

Intel Xeon E3-1280 v5 Characteristic Intel Core i9-14900HX
4 Cores 24
8 Threads 32
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
3.70 GHz (4.00 GHz) A-Core 2.20 GHz (5.80 GHz)
8x Raptor Cove
-- B-Core 1.60 GHz (4.10 GHz)
16x Gracemont

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 E3-1280 v5 Characteristic Intel Core i9-14900HX
-- AI hardware Intel AI engine
-- AI specifications Intel Deep Learning Boost (Intel DL Boost)

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.

no iGPU GPU Intel UHD Graphics 13th Gen (32 EU)
GPU frequency 0.40 GHz
-- GPU (Turbo) 1.65 GHz
-- GPU Generation 13
Technology 10 nm
Max. displays 3
-- Compute units 32
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 64 GB
-- DirectX Version 12.1

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 UHD Graphics 13th Gen (32 EU)
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 / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Xeon E3-1280 v5 supports a maximum of 64 GB of memory in 2 memory channels. The Intel Core i9-14900HX can connect up to 192 GB of memory in 2 memory channels.

Intel Xeon E3-1280 v5 Characteristic Intel Core i9-14900HX
DDR4-2133 Memory DDR5-5600, DDR4-3200
64 GB Max. Memory 192 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 89.6 GB/s
Yes ECC No
-- L2 Cache 32.00 MB
8.00 MB L3 Cache 36.00 MB
3.0 PCIe version 5.0
16 PCIe lanes 20
15.8 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon E3-1280 v5 has a TDP of 80 W, that of the Intel Core i9-14900HX is 55 W.

Intel Xeon E3-1280 v5 Characteristic Intel Core i9-14900HX
80 W TDP (PL1 / PBP) 55 W
-- TDP (PL2) 157 W
-- TDP up --
-- TDP down 45 W
-- Tjunction max. 100 °C

Technical details

The Intel Xeon E3-1280 v5 has a 8.00 MB cache, while the Intel Core i9-14900HX cache has a total of 68.00 MB.

Intel Xeon E3-1280 v5 Characteristic Intel Core i9-14900HX
14 nm Technology 10 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, AVX2, AVX2+
LGA 1151 Socket BGA 1964
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
Q4/2015 Release date Q1/2024
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon E3-1280 v5 (52%)
Intel Core i9-14900HX (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Xeon E3-1280 v5 (19%)
Intel Core i9-14900HX (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 Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
1131 (52%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
2161 (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 Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
4286 (20%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
21560 (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 E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
8382 (18%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
45971 (100%)

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 E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
0 (0%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
2922 (100%)

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 E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
0 (0%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
18313 (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 Xeon E3-1280 v5 Intel Xeon E3-1280 v5
@ 0.00 GHz
0 (0%)
Intel Core i9-14900HX Intel Core i9-14900HX
Intel UHD Graphics 13th Gen (32 EU) @ 1.65 GHz
845 (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 E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
172 (100%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 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 E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
866 (100%)
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1280 v5 Intel Core i9-14900HX
Unknown Unknown

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