Pentium Gold 5405U vs Core 2 Duo E8400

VS

Aggregate performance score

Core 2 Duo E8400
2008
2 cores / 2 threads, 65 Watt
0.73
Pentium Gold 5405U
2019
2 cores / 4 threads, 15 Watt
1.48
+103%

Pentium Gold 5405U outperforms Core 2 Duo E8400 by a whopping 103% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E8400 and Pentium Gold 5405U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26852166
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Pentium, Pentium Gold
Power efficiency1.069.33
Architecture codenameWolfdale (2008−2010)Whiskey Lake-U (2018−2019)
Release date1 January 2008 (16 years ago)23 January 2019 (5 years ago)
Launch price (MSRP)no data$161

Detailed specifications

Core 2 Duo E8400 and Pentium Gold 5405U 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)2 (Dual-core)
Threads24
Base clock speed3 GHz2.3 GHz
Boost clock speed3 GHz2.3 GHz
Bus typeno dataOPI
Bus rate1333 MHz4 GT/s
Multiplierno data23
L1 cache64 KB (per core)64 KB (per core)
L2 cache6 MB (shared)256 KB (per core)
L3 cache0 KB2 MB (shared)
Chip lithography45 nm14 nm
Die size104 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)72 °Cno data
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 Pentium Gold 5405U 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 (Uniprocessor)
SocketLGA775FCBGA1528
Power consumption (TDP)65 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Pentium Gold 5405U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
AES-NI-+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
My WiFino data+
Turbo Boost Technology--
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
Smart Responseno data+
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo E8400 and Pentium Gold 5405U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E8400 and Pentium Gold 5405U 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 Pentium Gold 5405U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3, DDR4
Maximum memory sizeno data64 GB
Max memory channelsno data2
Maximum memory bandwidthno data38.397 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)Intel UHD Graphics for 8th Generation Intel Processors
Max video memoryno data32 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data950 MHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo E8400 and Pentium Gold 5405U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core 2 Duo E8400 and Pentium Gold 5405U integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data4096x2304@60Hz

Graphics API support

APIs supported by Core 2 Duo E8400 and Pentium Gold 5405U integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E8400 and Pentium Gold 5405U.

PCIe version2.02.0
PCI Express lanesno data12

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
Pentium Gold 5405U 1.48
+103%

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
Pentium Gold 5405U 2357
+102%

Gaming performance

Pros & cons summary


Performance score 0.73 1.48
Recency 1 January 2008 23 January 2019
Threads 2 4
Chip lithography 45 nm 14 nm
Power consumption (TDP) 65 Watt 15 Watt

Pentium Gold 5405U has a 102.7% higher aggregate performance score, an age advantage of 11 years, 100% more threads, a 221.4% more advanced lithography process, and 333.3% lower power consumption.

The Pentium Gold 5405U is our recommended choice as it beats the Core 2 Duo E8400 in performance tests.

Note that Core 2 Duo E8400 is a desktop processor while Pentium Gold 5405U is a notebook one.


Should you still have questions on choice between Core 2 Duo E8400 and Pentium Gold 5405U, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E8400
Core 2 Duo E8400
Intel Pentium Gold 5405U
Pentium Gold 5405U

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Community ratings

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