Xeon E-2388G vs EPYC 7662

Primary details

Comparing EPYC 7662 and Xeon E-2388G processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	43	474
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	AMD EPYC	no data
Power efficiency	19.14	14.76
Architecture codename	Zen 2 (2017−2020)	Rocket Lake-E (2021)
Release date	19 February 2020 (4 years ago)	8 September 2021 (3 years ago)

Detailed specifications

EPYC 7662 and Xeon E-2388G 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 cores	64 (Tetrahexaconta-Core)	8 (Octa-Core)
Threads	128	16
Base clock speed	2 GHz	3.2 GHz
Boost clock speed	3.3 GHz	5.1 GHz
Bus rate	no data	8 GT/s
Multiplier	20	no data
L1 cache	4 MB	64K (per core)
L2 cache	32 MB	512K (per core)
L3 cache	256 MB	16 MB (shared)
Chip lithography	7 nm, 14 nm	14 nm
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on EPYC 7662 and Xeon E-2388G 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 configuration	no data	1
Socket	Socket SP3	FCLGA1200
Power consumption (TDP)	225 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7662 and Xeon E-2388G. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	-	+
Precision Boost 2	+	no data

Security technologies

EPYC 7662 and Xeon E-2388G technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
Secure Key	no data	+
MPX	-	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7662 and Xeon E-2388G 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 EPYC 7662 and Xeon E-2388G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR4-3200
Maximum memory size	4 TiB	128 GB
Max memory channels	8	2
Maximum memory bandwidth	204.763 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel UHD Graphics P750
Max video memory	no data	64 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.3 GHz
Execution Units	no data	32
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of EPYC 7662 and Xeon E-2388G integrated GPUs.

Number of displays supported

no data

1

Graphics image quality

Maximum display resolutions supported by EPYC 7662 and Xeon E-2388G integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096 x 2160 @60 Hz
Max resolution over eDP	no data	5120 x 3200 @ 60 Hz
Max resolution over DisplayPort	no data	5120 x 3200 @ 60 Hz

Graphics API support

APIs supported by EPYC 7662 and Xeon E-2388G integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by EPYC 7662 and Xeon E-2388G.

PCIe version	no data	4.0
PCI Express lanes	no data	44

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

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Pros & cons summary

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Performance score	45.51	14.82
Recency	19 February 2020	8 September 2021
Physical cores	64	8
Threads	128	16
Chip lithography	7 nm	14 nm
Power consumption (TDP)	225 Watt	95 Watt

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Should you still have questions on choice between EPYC 7662 and Xeon E-2388G, ask them in Comments section, and we shall answer.

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