Intel Xeon Platinum 8268 vs Platinum 8168

General info

Comparing Xeon Platinum 8168 and Xeon Platinum 8268 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	161	166
Value for money	24.08	7.04
Market segment	Server	Server
Series	Intel Xeon Platinum	Intel Xeon Platinum
Architecture codename	Skylake (server) (2017−2019)	Cascade Lake-SP (2019)
Release date	25 April 2017 (6 years old)	2 April 2019 (4 years old)
Launch price (MSRP)	$5,890	$6,302
Current price	$749 (0.1x MSRP)	$3381 (0.5x MSRP)

Technical specs

Xeon Platinum 8168 and Xeon Platinum 8268 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	24 (Tetracosa-Core)	24 (Tetracosa-Core)
Threads	48	48
Base clock speed	2.7 GHz	2.9 GHz
Boost clock speed	3.7 GHz	3.9 GHz
L1 cache	1.5 MB	64K (per core)
L2 cache	24 MB	1 MB (per core)
L3 cache	33 MB	35.75 MB (shared)
Chip lithography	14 nm	14 nm
Maximum core temperature	85 °C	84 °C
Number of transistors	no data	8,000 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	-

Compatibility

Information on Xeon Platinum 8168 and Xeon Platinum 8268 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	8 (Multiprocessor)	8 (Multiprocessor)
Socket	FCLGA3647	FCLGA3647
Power consumption (TDP)	205 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8168 and Xeon Platinum 8268. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
TSX	+	+
Turbo Boost Max 3.0	-	-

Security technologies

Xeon Platinum 8168 and Xeon Platinum 8268 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8168 and Xeon Platinum 8268 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8168 and Xeon Platinum 8268. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-2933
Maximum memory size	768 GB	1 TB
Max memory channels	6	6
Maximum memory bandwidth	128.001 GB/s	140.8 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8168 and Xeon Platinum 8268.

PCIe version	3.0	3.0
PCI Express lanes	48	48

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.

Platinum 8168 outperforms Platinum 8268 by 3% in our combined benchmark results.

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Advantages and disadvantages

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Performance score	25.87	25.10
Recency	25 April 2017	2 April 2019
Cost	$5890	$6302
Boost clock speed	2700	3900
Base clock speed	0	2900

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Should you still have questions on choice between Xeon Platinum 8168 and Xeon Platinum 8268, ask them in Comments section, and we shall answer.

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