EPYC 9555P vs i7-7820HQ

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Primary details

Comparing Core i7-7820HQ and EPYC 9555P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1317not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
SeriesIntel Core i7no data
Power efficiency9.44no data
Architecture codenameKaby Lake-H (2017)Turin (2024)
Release date3 January 2017 (7 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)$378$7,983

Detailed specifications

Core i7-7820HQ and EPYC 9555P 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)64 (Tetrahexaconta-Core)
Threads8128
Base clock speed2.9 GHz3.2 GHz
Boost clock speed3.9 GHz4.4 GHz
Bus typeDMI 3.0no data
Bus rate8 GT/sno data
Multiplier29no data
L1 cache64K (per core)80 KB (per core)
L2 cache256K (per core)1 MB (per core)
L3 cache8 MB (shared)256 MB (shared)
Chip lithography14 nm4 nm
Die size126 mm28x 70.6 mm2
Maximum core temperature100 °Cno data
Number of transistorsno data66,520 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Core i7-7820HQ and EPYC 9555P 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
SocketFCBGA1440SP5
Power consumption (TDP)45 Watt360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820HQ and EPYC 9555P. 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)+no data
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
SIPP+-
Smart Response+no data
Precision Boost 2no data+

Security technologies

Core i7-7820HQ and EPYC 9555P technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
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 EPYC 9555P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820HQ and EPYC 9555P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
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 630N/A
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 EPYC 9555P 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 EPYC 9555P 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 EPYC 9555P integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-7820HQ and EPYC 9555P.

PCIe version3.05.0
PCI Express lanes16128

Pros & cons summary


Recency 3 January 2017 10 October 2024
Physical cores 4 64
Threads 8 128
Chip lithography 14 nm 4 nm
Power consumption (TDP) 45 Watt 360 Watt

i7-7820HQ has 700% lower power consumption.

EPYC 9555P, on the other hand, has an age advantage of 7 years, 1500% more physical cores and 1500% more threads, and a 250% more advanced lithography process.

We couldn't decide between Core i7-7820HQ and EPYC 9555P. We've got no test results to judge.

Be aware that Core i7-7820HQ is a notebook processor while EPYC 9555P is a server/workstation one.


Should you still have questions on choice between Core i7-7820HQ and EPYC 9555P, ask them in Comments section, and we shall answer.

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Intel Core i7-7820HQ
Core i7-7820HQ
AMD EPYC 9555P
EPYC 9555P

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