EPYC 7763 vs Pentium 1405

Primary details

Comparing Pentium 1405 and EPYC 7763 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	25
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.13
Market segment	Server	Server
Series	no data	AMD EPYC
Power efficiency	no data	18.00
Architecture codename	no data	Milan (2021−2023)
Release date	1 April 2012 (12 years ago)	12 January 2021 (3 years ago)
Launch price (MSRP)	no data	$7,890

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium 1405 and EPYC 7763 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)	64 (Tetrahexaconta-Core)
Threads	2	128
Base clock speed	1.2 GHz	2.45 GHz
Boost clock speed	1.8 GHz	3.5 GHz
Bus rate	0 GT/s	no data
Multiplier	no data	24.5
L1 cache	no data	4 MB
L2 cache	no data	32 MB
L3 cache	5 MB Intel® Smart Cache	256 MB (shared)
Chip lithography	32 nm	7 nm+
Die size	no data	8x 81 mm2
Number of transistors	no data	33,200 million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Pentium 1405 and EPYC 7763 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	FCLGA1356	SP3
Power consumption (TDP)	40 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 1405 and EPYC 7763. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	+	no data

Security technologies

Pentium 1405 and EPYC 7763 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 1405 and EPYC 7763 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 1405 and EPYC 7763. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066	DDR4-3200
Maximum memory size	375 GB	4 TiB
Max memory channels	2	no data
Maximum memory bandwidth	25 GB/s	204.795 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Pentium 1405 and EPYC 7763.

PCIe version	3.0	4.0
PCI Express lanes	24	128

Pros & cons summary

---

Recency	1 April 2012	12 January 2021
Physical cores	2	64
Threads	2	128
Chip lithography	32 nm	7 nm
Power consumption (TDP)	40 Watt	280 Watt

---

Should you still have questions on choice between Pentium 1405 and EPYC 7763, 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.

---