Xeon Gold 6438Y vs Core i7-6950X

Primary details

Comparing Core i7-6950X and Xeon Gold 6438Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	648	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.53	no data
Market segment	Desktop processor	Server
Series	Intel Core i7 (Desktop)	no data
Architecture codename	Broadwell-E (2016)	no data
Release date	31 May 2016 (8 years ago)	1 January 2023 (1 year ago)
Launch price (MSRP)	$1,723	no data
Current price	$687 (0.4x MSRP)	$3297

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-6950X and Xeon Gold 6438Y 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	10 (Deca-Core)	32 (Dotriaconta-Core)
Threads	20	64
Base clock speed	3 GHz	2 GHz
Boost clock speed	4 GHz	4 GHz
Bus support	9.6 GT/s / QPI	no data
L1 cache	32K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	25 MB (shared)	60 MB
Chip lithography	14 nm	Intel 7 nm
Die size	246 mm2	no data
Maximum core temperature	67°	76 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	3,800 million	no data
64 bit support	+	-
Windows 11 compatibility	-	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Core i7-6950X and Xeon Gold 6438Y 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	FCLGA2011	FCLGA4677
Power consumption (TDP)	140 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6950X and Xeon Gold 6438Y. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i7-6950X and Xeon Gold 6438Y technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6950X and Xeon Gold 6438Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6950X and Xeon Gold 6438Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-4800, DDR5-4400
Maximum memory size	128 GB	4 TB
Max memory channels	4	8
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core i7-6950X and Xeon Gold 6438Y.

PCIe version	3.0	5
PCI Express lanes	40	80

Pros & cons summary

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Recency	31 May 2016	1 January 2023
Physical cores	10	32
Threads	20	64
Power consumption (TDP)	140 Watt	205 Watt

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Should you still have questions on choice between Core i7-6950X and Xeon Gold 6438Y, ask them in Comments section, and we shall answer.

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