Xeon Gold 6438M vs i7-3840QM

Primary details

Comparing Core i7-3840QM and Xeon Gold 6438M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1477	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	7.82	no data
Architecture codename	Ivy Bridge (2012−2013)	Sapphire Rapids (2023−2024)
Release date	3 September 2012 (12 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$568	$3,273

Detailed specifications

Core i7-3840QM 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	4 (Quad-Core)	32 (Dotriaconta-Core)
Threads	8	64
Base clock speed	2.8 GHz	2.2 GHz
Boost clock speed	3.8 GHz	3.9 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	80K (per core)
L2 cache	256K (per core)	2 MB (per core)
L3 cache	8 MB (shared)	60 MB
Chip lithography	22 nm	Intel 7 nm
Die size	160 mm2	no data
Maximum core temperature	105 °C	no data
Maximum case temperature (TCase)	no data	85 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i7-3840QM 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	2
Socket	FCBGA1224,FCPGA988	FCLGA4677
Power consumption (TDP)	45 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3840QM and Xeon Gold 6438M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	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	+
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 i7-3840QM and Xeon Gold 6438M technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3840QM and Xeon Gold 6438M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3840QM and Xeon Gold 6438M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800, DDR5-4400
Maximum memory size	32 GB	4 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	1.3 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-3840QM and Xeon Gold 6438M 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 i7-3840QM and Xeon Gold 6438M.

PCIe version	3.0	5
PCI Express lanes	16	80

Pros & cons summary

---

Recency	3 September 2012	10 January 2023
Physical cores	4	32
Threads	8	64
Power consumption (TDP)	45 Watt	205 Watt

---

Should you still have questions on choice between Core i7-3840QM and Xeon Gold 6438M, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---