Xeon 6978P vs Pentium Gold 6405U

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2243	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.82	no data
Market segment	Laptop	Server
Series	Intel Comet Lake	no data
Power efficiency	4.32	no data
Designer	Intel	Intel
Architecture codename	Comet Lake-U (2019−2020)	no data
Release date	31 October 2019 (5 years ago)	1 July 2025 (recently)
Launch price (MSRP)	$161	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Pentium Gold 6405U and Xeon 6978P 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	2 (Dual-core)	120
Threads	4	240
Base clock speed	2.4 GHz	2.1 GHz
Boost clock speed	2.4 GHz	3.9 GHz
Bus rate	4 GT/s	no data
L1 cache	256 KB	no data
L2 cache	1 MB	no data
L3 cache	2 MB	504 MB
Chip lithography	14 nm	Intel 3 nm
Maximum core temperature	100 °C	80 °C
64 bit support	+	-
Windows 11 compatibility	+	no data

Compatibility

Information on Pentium Gold 6405U and Xeon 6978P 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	FCBGA1528	FCLGA7529
Power consumption (TDP)	15 Watt	500 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Gold 6405U and Xeon 6978P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Pentium Gold 6405U and Xeon 6978P technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Identity Protection	+	-
SGX	Yes with Intel® ME	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Gold 6405U and Xeon 6978P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium Gold 6405U and Xeon 6978P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5(6400MT/s) MRDIMM(8800MT/s)
Maximum memory size	64 GB	3 TB
Max memory channels	2	12
Maximum memory bandwidth	37.5 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics for 10th Gen Intel Processors	no data
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	no data

Graphics interfaces

Available interfaces and connections of Pentium Gold 6405U and Xeon 6978P integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Pentium Gold 6405U and Xeon 6978P integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Pentium Gold 6405U and Xeon 6978P integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Pentium Gold 6405U and Xeon 6978P.

PCIe version	2.0	5.0
PCI Express lanes	12	96

Pros & cons summary

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Recency	31 October 2019	1 July 2025
Physical cores	2	120
Threads	4	240
Power consumption (TDP)	15 Watt	500 Watt

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