i9-14900K vs Pentium G640

VS

Aggregate performance score

Pentium G640
2012
2 cores / 2 threads, 65 Watt
0.85
Core i9-14900K
2023
24 cores / 32 threads, 125 Watt
37.75
+4341%

Core i9-14900K outperforms Pentium G640 by a whopping 4341% based on our aggregate benchmark results.

Primary details

Comparing Pentium G640 and Core i9-14900K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking257780
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.0564.60
Market segmentDesktop processorDesktop processor
Power efficiency1.2428.56
Architecture codenameSandy Bridge (2011−2013)Raptor Lake-R (2023−2024)
Release date3 June 2012 (12 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)$179$589

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-14900K has 129100% better value for money than Pentium G640.

Detailed specifications

Pentium G640 and Core i9-14900K 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 cores2 (Dual-core)24 (Tetracosa-Core)
Threads232
Base clock speed2.8 GHz3.2 GHz
Boost clock speed2.8 GHz5.8 GHz
Bus rate5 GT/sno data
L1 cache64 KB (per core)80 KB (per core)
L2 cache256 KB (per core)2 MB (per core)
L3 cache3 MB (shared)36 MB (shared)
Chip lithography32 nmIntel 7 nm
Die size131 mm2257 mm2
Maximum core temperature69 °C100 °C
Number of transistors504 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Pentium G640 and Core i9-14900K 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
SocketFCLGA1155FCLGA1700
Power consumption (TDP)65 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G640 and Core i9-14900K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
SIPP-+
Turbo Boost Max 3.0no data+
FDI+no data
Fast Memory Access+no data
Deep Learning Boost-+

Security technologies

Pentium G640 and Core i9-14900K technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G640 and Core i9-14900K are enumerated here.

VT-d-+
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G640 and Core i9-14900K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4, DDR5
Maximum memory size32 GB192 GB
Max memory channels22
Maximum memory bandwidth17 GB/s89.6 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics for 2nd Generation Intel ProcessorsIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HD-+
Graphics max frequency1.1 GHz1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Pentium G640 and Core i9-14900K integrated GPUs.

Number of displays supported24

Graphics image quality

Maximum display resolutions supported by Pentium G640 and Core i9-14900K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Pentium G640 and Core i9-14900K integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Pentium G640 and Core i9-14900K.

PCIe version2.05.0 and 4.0
PCI Express lanesno data16

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.

Pentium G640 0.85
i9-14900K 37.75
+4341%

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.

Pentium G640 1349
i9-14900K 59966
+4345%

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.

Pentium G640 431
i9-14900K 3079
+614%

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.

Pentium G640 726
i9-14900K 20628
+2741%

Gaming performance

Pros & cons summary


Performance score 0.85 37.75
Integrated graphics card 0.77 6.16
Recency 3 June 2012 17 October 2023
Physical cores 2 24
Threads 2 32
Power consumption (TDP) 65 Watt 125 Watt

Pentium G640 has 92.3% lower power consumption.

i9-14900K, on the other hand, has a 4341.2% higher aggregate performance score, 700% faster integrated GPU, an age advantage of 11 years, and 1100% more physical cores and 1500% more threads.

The Core i9-14900K is our recommended choice as it beats the Pentium G640 in performance tests.


Should you still have questions on choice between Pentium G640 and Core i9-14900K, ask them in Comments section, and we shall answer.

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Intel Pentium G640
Pentium G640
Intel Core i9-14900K
Core i9-14900K

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Community ratings

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