Xeon Gold 6338 vs Core i7-7740X

Primary details

Comparing Core i7-7740X and Xeon Gold 6338 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1013	222
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	8.61	20.84
Market segment	Desktop processor	Server
Series	Core i7 (Desktop)	no data
Architecture codename	Kaby Lake-X (2017)	no data
Release date	26 June 2017 (7 years ago)	1 April 2021 (3 years ago)
Launch price (MSRP)	$339	no data
Current price	$139 (0.4x MSRP)	$1771

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Gold 6338 has 142% better value for money than i7-7740X.

Detailed specifications

Core i7-7740X and Xeon Gold 6338 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	4 (Quad-Core)	32 (Dotriaconta-Core)
Threads	8	64
Base clock speed	4.3 GHz	2 GHz
Boost clock speed	4.5 GHz	3.2 GHz
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	8 MB (shared)	48 MB
Chip lithography	14 nm	10 nm
Maximum core temperature	100 °C	81 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	-
Windows 11 compatibility	-	+
Unlocked multiplier	Yes	No

Compatibility

Information on Core i7-7740X and Xeon Gold 6338 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	no data
Socket	FCLGA2066	FCLGA4189
Power consumption (TDP)	112 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7740X and Xeon Gold 6338. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i7-7740X and Xeon Gold 6338 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7740X and Xeon Gold 6338 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7740X and Xeon Gold 6338. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-3200
Maximum memory size	64 GB	6 TB
Max memory channels	2	8
Maximum memory bandwidth	42 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

HD 630

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-7740X and Xeon Gold 6338.

PCIe version	3.0	4.0
PCI Express lanes	16	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.

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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.

Xeon Gold 6338 outperforms Core i7-7740X by 251% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	6.23	21.86
Recency	26 June 2017	1 April 2021
Physical cores	4	32
Threads	8	64
Chip lithography	14 nm	10 nm
Power consumption (TDP)	112 Watt	205 Watt

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Should you still have questions on choice between Core i7-7740X and Xeon Gold 6338, ask them in Comments section, and we shall answer.

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