Core i7-11700F vs Core 2 Duo E8400

VS

Aggregate performance score

Core 2 Duo E8400
2008
2 cores / 2 threads, 65 Watt
0.73
Core i7-11700F
2021
8 cores / 16 threads, 65 Watt
13.21
+1710%

Core i7-11700F outperforms Core 2 Duo E8400 by a whopping 1710% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E8400 and Core i7-11700F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2685572
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.0619.22
Architecture codenameWolfdale (2008−2010)Rocket Lake (2021)
Release date1 January 2008 (16 years ago)16 March 2021 (3 years ago)

Detailed specifications

Core 2 Duo E8400 and Core i7-11700F 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)
Threads216
Base clock speed3 GHz2.5 GHz
Boost clock speed3 GHz4.9 GHz
Bus rate1333 MHz8 GT/s
L1 cache64 KB (per core)80K (per core)
L2 cache6 MB (shared)256K (per core)
L3 cache0 KB16 MB (shared)
Chip lithography45 nm14 nm
Die size104 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)72 °C72 °C
Number of transistors410 millionno data
64 bit support++
Windows 11 compatibility-+
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Duo E8400 and Core i7-11700F 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
SocketLGA7751200
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Core i7-11700F. 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 States++
Thermal Monitoring++
Demand Based Switching-no data
Turbo Boost Max 3.0no data+
FSB parity-no data
Deep Learning Boost-+

Security technologies

Core 2 Duo E8400 and Core i7-11700F technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
Identity Protection-+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E8400 and Core i7-11700F are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and Core i7-11700F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR4-3200
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)no data

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E8400 and Core i7-11700F.

PCIe version2.04.0
PCI Express lanesno data20

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 E8400 0.73
i7-11700F 13.21
+1710%

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 E8400 1165
i7-11700F 20980
+1701%

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 E8400 370
i7-11700F 2132
+476%

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 E8400 604
i7-11700F 8685
+1338%

Gaming performance

Pros & cons summary


Performance score 0.73 13.21
Recency 1 January 2008 16 March 2021
Physical cores 2 8
Threads 2 16
Chip lithography 45 nm 14 nm

i7-11700F has a 1709.6% higher aggregate performance score, an age advantage of 13 years, 300% more physical cores and 700% more threads, and a 221.4% more advanced lithography process.

The Core i7-11700F is our recommended choice as it beats the Core 2 Duo E8400 in performance tests.


Should you still have questions on choice between Core 2 Duo E8400 and Core i7-11700F, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E8400
Core 2 Duo E8400
Intel Core i7-11700F
Core i7-11700F

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Community ratings

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Questions & comments

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