Xeon Gold 6338T vs i7-3940XM

Primary details

Comparing Core i7-3940XM and Xeon Gold 6338T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1482	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Core i7	no data
Power efficiency	6.33	no data
Architecture codename	Ivy Bridge (2012−2013)	Ice Lake-SP (2021)
Release date	3 September 2012 (12 years ago)	6 April 2021 (3 years ago)
Launch price (MSRP)	$1,096	no data

Detailed specifications

Core i7-3940XM and Xeon Gold 6338T 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)	24 (Tetracosa-Core)
Threads	8	48
Base clock speed	3 GHz	2.1 GHz
Boost clock speed	3.9 GHz	3.4 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	8 MB (shared)	36 MB (shared)
Chip lithography	22 nm	10 nm
Die size	160 mm2	no data
Maximum core temperature	105 °C	no data
Maximum case temperature (TCase)	no data	87 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	-

Compatibility

Information on Core i7-3940XM and Xeon Gold 6338T 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	2
Socket	FCPGA988	FCLGA4189
Power consumption (TDP)	55 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3940XM and Xeon Gold 6338T. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Core i7-3940XM and Xeon Gold 6338T technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Identity Protection	+	-
SGX	no data	Yes with Intel® SPS
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3940XM and Xeon Gold 6338T are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3940XM and Xeon Gold 6338T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200
Maximum memory size	32 GB	6 TB
Max memory channels	2	8
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 4000	no data
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.35 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-3940XM and Xeon Gold 6338T integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3940XM and Xeon Gold 6338T.

PCIe version	3.0	4.0
PCI Express lanes	16	64

Pros & cons summary

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Recency	3 September 2012	6 April 2021
Physical cores	4	24
Threads	8	48
Chip lithography	22 nm	10 nm
Power consumption (TDP)	55 Watt	165 Watt

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