Intel Xeon E-2388G processor review

Xeon E-2388G processor released by Intel; release date: 8 Sep 2021. At the time of release, the processor cost $539. The processor is designed for server-computers and based on Rocket Lake microarchitecture.

CPU is locked to prevent overclocking. Maximum CPU clock speed - 5.10 GHz. Maximum operating temperature - 100 °C. Manufacturing process technology - 14 nm. Cache size: L1 - 512 KB, L2 - 4 MB, L3 - 16 MB.

Supported memory types: DDR4-3200. Maximum memory size: 128 GB.

Supported socket types: FCLGA1200. Maximum number of processors in a configuration - 1. Power consumption (TDP): 95 Watt.

The processor has integrated graphics Intel UHD Graphics P750 with the following parameters: maximum video memory size - 64 GB.


Single thread mark
Top 1 CPU
This CPU
CPU mark
Top 1 CPU
This CPU
Name Value
PassMark - Single thread mark 3483
PassMark - CPU mark 25777

Specifications (specs)


Architecture codename Rocket Lake
Launch date 8 Sep 2021
Launch price (MSRP) $539
Place in performance rating 64
Processor Number E-2388G
Series Intel Xeon E Processor
Status Launched
Vertical segment Server


64 bit support
Base frequency 3.20 GHz
Bus Speed 8 GT/s
L1 cache 512 KB
L2 cache 4 MB
L3 cache 16 MB
Manufacturing process technology 14 nm
Maximum core temperature 100 °C
Maximum frequency 5.10 GHz


Max memory channels 2
Maximum memory size 128 GB
Supported memory types DDR4-3200


Device ID 0x4C9A
Execution Units 32
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.30 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 64 GB
Processor graphics Intel UHD Graphics P750

Graphics interfaces

Number of displays supported 1

Graphics image quality

4K resolution support
Max resolution over DisplayPort 5120 x 3200 @ 60 Hz
Max resolution over eDP 5120 x 3200 @ 60 Hz

Graphics API support

DirectX 12.1
OpenGL 4.5


Max number of CPUs in a configuration 1
Package Size 37.5 mm x 37.5 mm
Sockets supported FCLGA1200
Thermal Design Power (TDP) 95 Watt


Max number of PCIe lanes 20
PCI Express revision 4.0
PCIe configurations Up to 1x16+1x4, 2x8+1x4, 1x8+3x4
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring


Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)