Xeon E5420 vs i7-7820HQ

VS

Aggregate performance score

Core i7-7820HQ
2017
4 cores / 8 threads, 45 Watt
4.51
+255%

Core i7-7820HQ outperforms Xeon E5420 by a whopping 255% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7820HQ and Xeon E5420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking13082283
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
SeriesIntel Core i7no data
Power efficiency9.481.50
Architecture codenameKaby Lake-H (2017)no data
Release date3 January 2017 (7 years ago)1 October 2007 (17 years ago)
Launch price (MSRP)$378no data

Detailed specifications

Core i7-7820HQ and Xeon E5420 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)no data
Threads8no data
Base clock speed2.9 GHz2.5 GHz
Boost clock speed3.9 GHzno data
Bus typeDMI 3.0no data
Bus rate8 GT/sno data
Multiplier29no data
L1 cache64K (per core)no data
L2 cache256K (per core)no data
L3 cache8 MB (shared)12 MB L2 Cache
Chip lithography14 nm45 nm
Die size126 mm2no data
Maximum core temperature100 °C67 °C
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.35V

Compatibility

Information on Core i7-7820HQ and Xeon E5420 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)no data
SocketFCBGA1440LGA771
Power consumption (TDP)45 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820HQ and Xeon E5420. 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)++
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
SIPP+-
Smart Response+no data
Demand Based Switchingno data+
FSB parityno data+

Security technologies

Core i7-7820HQ and Xeon E5420 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 i7-7820HQ and Xeon E5420 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820HQ and Xeon E5420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4no data
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth38.397 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 630no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.1 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-7820HQ and Xeon E5420 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-7820HQ and Xeon E5420 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@30Hzno 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 i7-7820HQ and Xeon E5420 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-7820HQ and Xeon E5420.

PCIe version3.0no data
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.

i7-7820HQ 4.51
+255%
Xeon E5420 1.27

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.

i7-7820HQ 7160
+254%
Xeon E5420 2022

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.

i7-7820HQ 1169
+218%
Xeon E5420 368

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.

i7-7820HQ 3509
+193%
Xeon E5420 1197

Gaming performance

Pros & cons summary


Performance score 4.51 1.27
Recency 3 January 2017 1 October 2007
Chip lithography 14 nm 45 nm
Power consumption (TDP) 45 Watt 80 Watt

i7-7820HQ has a 255.1% higher aggregate performance score, an age advantage of 9 years, a 221.4% more advanced lithography process, and 77.8% lower power consumption.

The Core i7-7820HQ is our recommended choice as it beats the Xeon E5420 in performance tests.

Be aware that Core i7-7820HQ is a notebook processor while Xeon E5420 is a server/workstation one.


Should you still have questions on choice between Core i7-7820HQ and Xeon E5420, ask them in Comments section, and we shall answer.

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Intel Core i7-7820HQ
Core i7-7820HQ
Intel Xeon E5420
Xeon E5420

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Community ratings

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