EPYC 7H12 vs Xeon 5140

Primary details

Comparing Xeon 5140 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2835	47
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.27	no data
Market segment	Server	Server
Series	no data	AMD EPYC
Power efficiency	0.79	14.82
Architecture codename	Woodcrest (2006)	Zen 2 (2017−2020)
Release date	June 2006 (18 years ago)	18 September 2019 (5 years ago)
Launch price (MSRP)	$15	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon 5140 and EPYC 7H12 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	2.33 GHz	2.6 GHz
Boost clock speed	2.33 GHz	3.3 GHz
Multiplier	no data	26
L1 cache	0 KB	96K (per core)
L2 cache	4 MB	512K (per core)
L3 cache	0 KB	256 MB (shared)
Chip lithography	65 nm	7 nm, 14 nm
Die size	no data	192 mm2
Maximum core temperature	65 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+
VID voltage range	B2=1.0V-1.5V, G0=.85V-1.5V	no data

Compatibility

Information on Xeon 5140 and EPYC 7H12 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 (Multiprocessor)
Socket	LGA771	TR4
Power consumption (TDP)	65 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon 5140 and EPYC 7H12. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	+	no data
Precision Boost 2	no data	+

Security technologies

Xeon 5140 and EPYC 7H12 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 Xeon 5140 and EPYC 7H12 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon 5140 and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR4 Eight-channel
Maximum memory size	no data	4 TiB
Max memory channels	no data	8
Maximum memory bandwidth	no data	204.763 GB/s
ECC memory support	-	+

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	0.54	43.84
Physical cores	2	64
Threads	2	128
Chip lithography	65 nm	7 nm
Power consumption (TDP)	65 Watt	280 Watt

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Should you still have questions on choice between Xeon 5140 and EPYC 7H12, ask them in Comments section, and we shall answer.

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