Xeon Bronze 3508U vs Platinum 8450H

Primary details

Comparing Xeon Platinum 8450H and Xeon Bronze 3508U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Sapphire Rapids (2023−2024)	no data
Release date	10 January 2023 (1 year ago)	1 October 2023 (1 year ago)
Launch price (MSRP)	$4,708	no data

Detailed specifications

Xeon Platinum 8450H and Xeon Bronze 3508U 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	28 (Octacosa-Core)	8 (Octa-Core)
Threads	56	8
Base clock speed	2 GHz	2.1 GHz
Boost clock speed	3.5 GHz	2.2 GHz
L1 cache	80K (per core)	no data
L2 cache	2 MB (per core)	no data
L3 cache	75 MB	22.5 MB
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	4x 477 mm2	no data
Maximum core temperature	no data	83 °C
Maximum case temperature (TCase)	76 °C	no data
64 bit support	+	-

Compatibility

Information on Xeon Platinum 8450H and Xeon Bronze 3508U 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	no data
Socket	FCLGA4677	FCLGA4677
Power consumption (TDP)	250 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8450H and Xeon Bronze 3508U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	no data
TSX	+	+
Deep Learning Boost	+	+

Security technologies

Xeon Platinum 8450H and Xeon Bronze 3508U technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	Yes with Intel® SPS	Yes with Intel® SPS
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8450H and Xeon Bronze 3508U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8450H and Xeon Bronze 3508U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	DDR5 @ 4400 MT/s (1 DPC &2DPC)
Maximum memory size	4 TB	4 TB
Max memory channels	8	8
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8450H and Xeon Bronze 3508U.

PCIe version	5.0	4
PCI Express lanes	80	80

Pros & cons summary

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Recency	10 January 2023	1 October 2023
Physical cores	28	8
Threads	56	8
Power consumption (TDP)	250 Watt	125 Watt

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Should you still have questions on choice between Xeon Platinum 8450H and Xeon Bronze 3508U, ask them in Comments section, and we shall answer.

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