Xeon Gold 6438M vs i7-7800X

Primary details

Comparing Core i7-7800X and Xeon Gold 6438M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	904	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.58	no data
Market segment	Desktop processor	Server
Series	Intel Core i7	no data
Architecture codename	Skylake (server) (2017−2019)	Sapphire Rapids (2023−2024)
Release date	30 May 2017 (7 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$389	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-7800X and Xeon Gold 6438M 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)	32 (Dotriaconta-Core)
Threads	12	64
Base clock speed	3.5 GHz	2.2 GHz
Boost clock speed	4 GHz	3.9 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	35	no data
L1 cache	384 KB	80K (per core)
L2 cache	6 MB	2 MB (per core)
L3 cache	8.25 MB (shared)	60 MB
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	85 °C
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Core i7-7800X and Xeon Gold 6438M 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 (Uniprocessor)	2
Socket	FCLGA2066	FCLGA4677
Power consumption (TDP)	140 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7800X and Xeon Gold 6438M. 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® AMX, 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	+	+
Status	Discontinued	Launched
Deep Learning Boost	-	+

Security technologies

Core i7-7800X and Xeon Gold 6438M technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7800X and Xeon Gold 6438M are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7800X and Xeon Gold 6438M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR5-4800, DDR5-4400
Maximum memory size	128 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	85.33 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-7800X and Xeon Gold 6438M.

PCIe version	3.0	5
PCI Express lanes	28	80

Pros & cons summary

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Recency	30 May 2017	10 January 2023
Physical cores	6	32
Threads	12	64
Power consumption (TDP)	140 Watt	205 Watt

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Should you still have questions on choice between Core i7-7800X and Xeon Gold 6438M, ask them in Comments section, and we shall answer.

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