Athlon X4 840 vs i7-14700HX

VS

Aggregate performance score

Core i7-14700HX
2024
20 cores / 28 threads, 55 Watt
23.60
+1029%
Athlon X4 840
2014
4 cores / 4 threads, 65 Watt
2.09

Core i7-14700HX outperforms Athlon X4 840 by a whopping 1029% based on our aggregate benchmark results.

Primary details

Comparing Core i7-14700HX and Athlon X4 840 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2211890
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesRaptor Lake-HX4x Athlon
Power efficiency40.583.04
Architecture codenameRaptor Lake-HX Refresh (2024)Kaveri (2014−2015)
Release date8 January 2024 (less than a year ago)August 2014 (10 years ago)

Detailed specifications

Core i7-14700HX and Athlon X4 840 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores20 (Icosa-Core)4 (Quad-Core)
Threads284
Base clock speed2.1 GHz3.1 GHz
Boost clock speed5.4 GHz3.8 GHz
Bus rate157 MHzno data
L1 cache80 KB (per core)256K
L2 cache2 MB (per core)4 MB
L3 cache33 MB (shared)no data
Chip lithographyIntel 7 nm28 nm
Die size257 mm2245 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °C72 °C
Number of transistorsno data2,411 million
64 bit support++
Windows 11 compatibilityno data-
Unlocked multiplier++

Compatibility

Information on Core i7-14700HX and Athlon X4 840 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCBGA1964Socket FM2+
Power consumption (TDP)55 Watt65 watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-14700HX and Athlon X4 840. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
FMA++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
Hyper-Threading Technology+no data
TSX+-
Thermal Monitoring+-
Flex Memory Access+no data
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i7-14700HX and Athlon X4 840 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-14700HX and Athlon X4 840 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-14700HX and Athlon X4 840. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4, DDR5DDR3
Maximum memory size192 GBno data
Max memory channels2no data
Maximum memory bandwidth89.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics for 14th Gen Intel Processorsno data
Quick Sync Video+-
Graphics max frequency1.6 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i7-14700HX and Athlon X4 840 integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i7-14700HX and Athlon X4 840 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2160 @ 60Hzno data
Max resolution over eDP5120 x 3200 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core i7-14700HX and Athlon X4 840 integrated GPUs, sometimes API versions are included.

DirectX12.1no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core i7-14700HX and Athlon X4 840.

PCIe version5.0 and 4.03.0
PCI Express lanes1616

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-14700HX 23.60
+1029%
Athlon X4 840 2.09

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-14700HX 37482
+1030%
Athlon X4 840 3318

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-14700HX 2522
+463%
Athlon X4 840 448

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-14700HX 13736
+1126%
Athlon X4 840 1120

Gaming performance

Pros & cons summary


Performance score 23.60 2.09
Recency 8 January 2024 on August 2014
Physical cores 20 4
Threads 28 4
Power consumption (TDP) 55 Watt 65 Watt

i7-14700HX has a 1029.2% higher aggregate performance score, an age advantage of 9 years, 400% more physical cores and 600% more threads, and 18.2% lower power consumption.

The Core i7-14700HX is our recommended choice as it beats the Athlon X4 840 in performance tests.

Be aware that Core i7-14700HX is a notebook processor while Athlon X4 840 is a desktop one.


Should you still have questions on choice between Core i7-14700HX and Athlon X4 840, ask them in Comments section, and we shall answer.

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Intel Core i7-14700HX
Core i7-14700HX
AMD Athlon X4 840
Athlon X4 840

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Community ratings

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