Xeon Platinum 8351N vs i5-11400

Primary details

Comparing Core i5-11400 and Xeon Platinum 8351N processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	705	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Architecture codename	Rocket Lake (2021)	Ice Lake-SP (2021)
Release date	16 March 2021 (3 years ago)	6 April 2021 (3 years ago)

Detailed specifications

Core i5-11400 and Xeon Platinum 8351N 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	6 (Hexa-Core)	36
Threads	12	72
Base clock speed	2.6 GHz	2.4 GHz
Boost clock speed	4.4 GHz	3.5 GHz
Bus rate	8 GT/s	no data
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	12 MB (shared)	54 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	76 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Core i5-11400 and Xeon Platinum 8351N 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	1	1
Socket	FCLGA1200	FCLGA4189
Power consumption (TDP)	65 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-11400 and Xeon Platinum 8351N. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	-	no data
Status	Discontinued	Launched
Deep Learning Boost	+	+

Security technologies

Core i5-11400 and Xeon Platinum 8351N technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-11400 and Xeon Platinum 8351N are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-11400 and Xeon Platinum 8351N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR4-2933
Maximum memory size	128 GB	6 TB
Max memory channels	2	8
Maximum memory bandwidth	50 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 730	no data
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.3 GHz	no data
Execution Units	24	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-11400 and Xeon Platinum 8351N integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Core i5-11400 and Xeon Platinum 8351N integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2160@60Hz	no data
Max resolution over eDP	5120 x 3200 @60Hz	no data
Max resolution over DisplayPort	5120 x 3200 @60Hz	no data

Graphics API support

APIs supported by Core i5-11400 and Xeon Platinum 8351N integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-11400 and Xeon Platinum 8351N.

PCIe version	4.0	4.0
PCI Express lanes	20	64

Synthetic benchmark performance

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

---

Pros & cons summary

---

Physical cores	6	36
Threads	12	72
Chip lithography	14 nm	10 nm
Power consumption (TDP)	65 Watt	225 Watt

---

Should you still have questions on choice between Core i5-11400 and Xeon Platinum 8351N, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---