EPYC 74F3 vs i7-640UM

Primary details

Comparing Core i7-640UM and EPYC 74F3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2656	78
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	10.63
Market segment	Laptop	Server
Series	Intel Core i7	AMD EPYC
Power efficiency	3.89	15.06
Architecture codename	Arrandale (2010−2011)	Milan (2021−2023)
Release date	7 January 2010 (14 years ago)	15 March 2021 (3 years ago)
Launch price (MSRP)	$305	$2,900

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-640UM and EPYC 74F3 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)	24 (Tetracosa-Core)
Threads	4	48
Base clock speed	1.2 GHz	2.8 GHz
Boost clock speed	2.27 GHz	4 GHz
Bus type	DMI 1.0	no data
Bus rate	1 × 2.5 GT/s	no data
Multiplier	9	32
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	512 KB (per core)
L3 cache	4 MB (shared)	256 MB (shared)
Chip lithography	32 nm	7 nm+
Die size	81+114 mm2	4x 81 mm2
Maximum core temperature	105 °C	no data
Number of transistors	382+177 Million	33,200 million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i7-640UM and EPYC 74F3 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 (Uniprocessor)	2
Socket	BGA1288	SP3
Power consumption (TDP)	18 Watt	240 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-640UM and EPYC 74F3. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	+
FMA	+	-
AVX	-	+
vPro	+	no data
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
PAE	36 Bit	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i7-640UM and EPYC 74F3 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 Core i7-640UM and EPYC 74F3 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 Core i7-640UM and EPYC 74F3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800	DDR4-3200
Maximum memory size	8 GB	4 TiB
Max memory channels	2	no data
Maximum memory bandwidth	12.799 GB/s	204.795 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	N/A
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	500 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i7-640UM and EPYC 74F3 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-640UM and EPYC 74F3.

PCIe version	2.0	4.0
PCI Express lanes	16	128

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	0.74	38.19
Recency	7 January 2010	15 March 2021
Physical cores	2	24
Threads	4	48
Chip lithography	32 nm	7 nm
Power consumption (TDP)	18 Watt	240 Watt

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Should you still have questions on choice between Core i7-640UM and EPYC 74F3, ask them in Comments section, and we shall answer.

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