Pentium E5400 vs i7-6700

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Aggregate performance score

Core i7-6700
2015
4 cores / 8 threads, 65 Watt
5.09
+721%
Pentium E5400
2009
2 cores / 2 threads, 65 Watt
0.62

Core i7-6700 outperforms Pentium E5400 by a whopping 721% based on our aggregate benchmark results.

Primary details

Comparing Core i7-6700 and Pentium E5400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking12202794
Place by popularity60not in top-100
Cost-effectiveness evaluation1.098.46
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7 (Desktop)no data
Power efficiency7.410.90
Architecture codenameSkylake (2015−2016)Wolfdale (2008−2010)
Release date1 July 2015 (9 years ago)18 January 2009 (15 years ago)
Launch price (MSRP)$303$55

Cost-effectiveness evaluation

Performance per price, higher is better.

Pentium E5400 has 676% better value for money than i7-6700.

Detailed specifications

Core i7-6700 and Pentium E5400 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 cores4 (Quad-Core)2 (Dual-core)
Threads82
Base clock speed3.4 GHz2.7 GHz
Boost clock speed4 GHz2.7 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier34no data
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)2 MB (shared)
L3 cache8 MB (shared)0 KB
Chip lithography14 nm45 nm
Die size122 mm282 mm2
Maximum core temperatureno data74 °C
Maximum case temperature (TCase)71 °Cno data
Number of transistorsno data228 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on Core i7-6700 and Pentium E5400 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 configuration1 (Uniprocessor)1
SocketFCLGA1151LGA775
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700 and Pentium E5400. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++
SIPP+-
Demand Based Switchingno data-

Security technologies

Core i7-6700 and Pentium E5400 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700 and Pentium E5400 are enumerated here.

AMD-V+-
VT-d+-
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700 and Pentium E5400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR1, DDR2, DDR3
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 530On certain motherboards (Chipset feature)
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-6700 and Pentium E5400 integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-6700 and Pentium E5400 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i7-6700 and Pentium E5400 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-6700 and Pentium E5400.

PCIe version3.02.0
PCI Express lanes16no data

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.

i7-6700 5.09
+721%
Pentium E5400 0.62

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.

i7-6700 8078
+725%
Pentium E5400 979

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.

i7-6700 1315
+323%
Pentium E5400 311

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.

i7-6700 4195
+727%
Pentium E5400 507

Gaming performance

Pros & cons summary


Performance score 5.09 0.62
Recency 1 July 2015 18 January 2009
Physical cores 4 2
Threads 8 2
Chip lithography 14 nm 45 nm

i7-6700 has a 721% higher aggregate performance score, an age advantage of 6 years, 100% more physical cores and 300% more threads, and a 221.4% more advanced lithography process.

The Core i7-6700 is our recommended choice as it beats the Pentium E5400 in performance tests.


Should you still have questions on choice between Core i7-6700 and Pentium E5400, ask them in Comments section, and we shall answer.

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Intel Core i7-6700
Core i7-6700
Intel Pentium E5400
Pentium E5400

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Community ratings

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Questions & comments

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