EPYC 7742 vs i7-8550U

VS

Aggregate performance score

Core i7-8550U
2017
4 cores / 8 threads, 15 Watt
3.85
EPYC 7742
2019
64 cores / 128 threads, 225 Watt
44.07
+1045%

EPYC 7742 outperforms Core i7-8550U by a whopping 1045% based on our aggregate benchmark results.

Primary details

Comparing Core i7-8550U and EPYC 7742 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking146245
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data3.55
Market segmentLaptopServer
SeriesIntel Core i7AMD EPYC
Power efficiency24.2918.54
Architecture codenameKaby Lake Refresh (2017−2019)Zen 2 (2017−2020)
Release date21 August 2017 (7 years ago)7 August 2019 (5 years ago)
Launch price (MSRP)$409$6,950

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-8550U and EPYC 7742 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 speed1.8 GHz2.25 GHz
Boost clock speed4 GHz3.4 GHz
Bus typeOPIno data
Bus rate4 GT/sno data
Multiplier1822.5
L1 cache64K (per core)96K (per core)
L2 cache256K (per core)512K (per core)
L3 cache8 MB (shared)256 MB (shared)
Chip lithography14 nm7 nm, 14 nm
Die size123 mm2192 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data4,800 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Core i7-8550U and EPYC 7742 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)2 (Multiprocessor)
SocketFCBGA1356,FC-BGA1356TR4
Power consumption (TDP)15 Watt225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8550U and EPYC 7742. 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++
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Smart Response+no data
Precision Boost 2no data+

Security technologies

Core i7-8550U and EPYC 7742 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8550U and EPYC 7742 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 i7-8550U and EPYC 7742. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4 Eight-channel
Maximum memory size32 GB4 TiB
Max memory channels28
Maximum memory bandwidth38.397 GB/s204.763 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 620no data
Max video memory32 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data

Graphics interfaces

Available interfaces and connections of Core i7-8550U and EPYC 7742 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-8550U and EPYC 7742 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096 x 2304@24Hzno data
Max resolution over eDP4096 x 2304@60Hzno data
Max resolution over DisplayPort4096 x 2304@60Hzno data

Graphics API support

APIs supported by Core i7-8550U and EPYC 7742 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.4no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8550U and EPYC 7742.

PCIe version3.0no data
PCI Express lanes12no 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.

i7-8550U 3.85
EPYC 7742 44.07
+1045%

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.

i7-8550U 6118
EPYC 7742 70007
+1044%

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.

i7-8550U 878
EPYC 7742 1263
+43.8%

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.

i7-8550U 2622
EPYC 7742 12501
+377%

Gaming performance

Pros & cons summary


Performance score 3.85 44.07
Recency 21 August 2017 7 August 2019
Physical cores 4 64
Threads 8 128
Chip lithography 14 nm 7 nm
Power consumption (TDP) 15 Watt 225 Watt

i7-8550U has 1400% lower power consumption.

EPYC 7742, on the other hand, has a 1044.7% higher aggregate performance score, an age advantage of 1 year, 1500% more physical cores and 1500% more threads, and a 100% more advanced lithography process.

The EPYC 7742 is our recommended choice as it beats the Core i7-8550U in performance tests.

Be aware that Core i7-8550U is a notebook processor while EPYC 7742 is a server/workstation one.


Should you still have questions on choice between Core i7-8550U and EPYC 7742, ask them in Comments section, and we shall answer.

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Intel Core i7-8550U
Core i7-8550U
AMD EPYC 7742
EPYC 7742

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Community ratings

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Questions & comments

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