Core i7-9700KF vs Core 2 Duo T5450

Aggregate performance score

Core 2 Duo T5450
2 cores / 2 threads, 35 Watt
0.36
Core i7-9700KF
2019
8 cores / 8 threads, 95 Watt
8.89
+2369%

Core i7-9700KF outperforms Core 2 Duo T5450 by a whopping 2369% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo T5450 and Core i7-9700KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3051864
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data7.72
Market segmentLaptopDesktop processor
SeriesCore 2 DuoIntel Core i7
Power efficiency1.018.92
Architecture codenameMerom-2048 (2006−2008)Coffee Lake (2017−2019)
Release dateno data8 January 2019 (6 years ago)
Launch price (MSRP)no data$374

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Duo T5450 and Core i7-9700KF 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)8 (Octa-Core)
Threads28
Base clock speed1.66 GHz3.6 GHz
Boost clock speed1.66 GHz4.9 GHz
Bus typeno dataDMI 3.0
Bus rate667 MHz4 × 8 GT/s
Multiplierno data36
L1 cacheno data64K (per core)
L2 cacheno data256K (per core)
L3 cache2 MB L2 Cache12 MB (shared)
Chip lithography65 nm14 nm
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+
VID voltage range1.075V-1.25Vno data

Compatibility

Information on Core 2 Duo T5450 and Core i7-9700KF 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 (Uniprocessor)
SocketPPGA478FCLGA1151
Power consumption (TDP)35 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T5450 and Core i7-9700KF. 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-+
vProno data+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-2.0
Hyper-Threading Technology--
TSX-+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo T5450 and Core i7-9700KF technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Keyno data+
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T5450 and Core i7-9700KF 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 T5450 and Core i7-9700KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4-2666
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data42.671 GB/s

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T5450 and Core i7-9700KF.

PCIe versionno data3.0
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 T5450 0.36
i7-9700KF 8.89
+2369%

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 T5450 583
i7-9700KF 14244
+2343%

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.

Core 2 Duo T5450 190
i7-9700KF 1696
+793%

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.

Core 2 Duo T5450 319
i7-9700KF 7197
+2156%

Gaming performance

Pros & cons summary


Performance score 0.36 8.89
Physical cores 2 8
Threads 2 8
Chip lithography 65 nm 14 nm
Power consumption (TDP) 35 Watt 95 Watt

Core 2 Duo T5450 has 171.4% lower power consumption.

i7-9700KF, on the other hand, has a 2369.4% higher aggregate performance score, 300% more physical cores and 300% more threads, and a 364.3% more advanced lithography process.

The Core i7-9700KF is our recommended choice as it beats the Core 2 Duo T5450 in performance tests.

Be aware that Core 2 Duo T5450 is a notebook processor while Core i7-9700KF is a desktop one.


Should you still have questions on choice between Core 2 Duo T5450 and Core i7-9700KF, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo T5450
Core 2 Duo T5450
Intel Core i7-9700KF
Core i7-9700KF

Other comparisons

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Community ratings

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Questions & comments

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