Core i9-14900KS vs Core 2 Duo T6500

Aggregate performance score

Core 2 Duo T6500
2009
2 cores / 2 threads, 35 Watt
0.47
Core i9-14900KS
2024
24 cores / 32 threads, 150 Watt
39.26
+8253%

Core i9-14900KS outperforms Core 2 Duo T6500 by a whopping 8253% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo T6500 and Core i9-14900KS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking291169
Place by popularitynot in top-1008
Market segmentLaptopDesktop processor
SeriesIntel Core 2 Duono data
Power efficiency1.2724.77
Architecture codenamePenryn (2008−2011)Raptor Lake-R (2023−2024)
Release date1 January 2009 (15 years ago)March 2024 (recently)
Launch price (MSRP)no data$689

Detailed specifications

Core 2 Duo T6500 and Core i9-14900KS 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 speed2.1 GHz3.2 GHz
Boost clock speed2.1 GHz5.9 GHz
Bus rate800 MHzno data
L1 cacheno data80 KB (per core)
L2 cache2 MB2 MB (per core)
L3 cache2 MB L2 Cache36 MB (shared)
Chip lithography45 nmIntel 7 nm
Die size107 mm2257 mm2
Maximum core temperature105 °C100 °C
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Core 2 Duo T6500 and Core i9-14900KS 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 configurationno data1
SocketPGA478FCLGA1700
Power consumption (TDP)35 Watt150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T6500 and Core i9-14900KS. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® 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 Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core 2 Duo T6500 and Core i9-14900KS technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T6500 and Core i9-14900KS are enumerated here.

VT-dno data+
VT-x-+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T6500 and Core i9-14900KS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-5600, DDR4-3200
Maximum memory sizeno data192 GB
Max memory channelsno data2
Maximum memory bandwidthno data89.6 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Core 2 Duo T6500 and Core i9-14900KS integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core 2 Duo T6500 and Core i9-14900KS 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 Core 2 Duo T6500 and Core i9-14900KS integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T6500 and Core i9-14900KS.

PCIe versionno data5.0 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.

Core 2 Duo T6500 0.47
i9-14900KS 39.26
+8253%

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.

Core 2 Duo T6500 747
i9-14900KS 62361
+8248%

Gaming performance

Pros & cons summary


Performance score 0.47 39.26
Physical cores 2 24
Threads 2 32
Power consumption (TDP) 35 Watt 150 Watt

Core 2 Duo T6500 has 328.6% lower power consumption.

i9-14900KS, on the other hand, has a 8253.2% higher aggregate performance score, and 1100% more physical cores and 1500% more threads.

The Core i9-14900KS is our recommended choice as it beats the Core 2 Duo T6500 in performance tests.

Be aware that Core 2 Duo T6500 is a notebook processor while Core i9-14900KS is a desktop one.


Should you still have questions on choice between Core 2 Duo T6500 and Core i9-14900KS, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Duo T6500
Core 2 Duo T6500
Intel Core i9-14900KS
Core i9-14900KS

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.5 88 votes

Rate Core 2 Duo T6500 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 913 votes

Rate Core i9-14900KS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Duo T6500 or Core i9-14900KS, agree or disagree with our judgements, or report an error or mismatch.