i9-13900KF vs Pentium 977

Primary details

Comparing Pentium 977 and Core i9-13900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2700	93
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	64.68
Market segment	Laptop	Desktop processor
Series	Intel Pentium	Intel Core i9
Power efficiency	4.01	13.72
Architecture codename	Sandy Bridge (2011−2013)	Raptor Lake, Raptor Cove, Gracemont (2022)
Release date	1 January 2012 (12 years ago)	27 September 2022 (2 years ago)
Launch price (MSRP)	$134	$564

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium 977 and Core i9-13900KF 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)
Performance-cores	no data	8
Efficient-cores	no data	16
Threads	2	32
Base clock speed	1.4 GHz	3 GHz
Boost clock speed	1.4 GHz	5.7 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	4 × 16 GT/s
Multiplier	14	30
L1 cache	64K (per core)	80K (per core)
L2 cache	256K (per core)	2 MB (per core)
L3 cache	2 MB (shared)	36 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	131 mm2	257 mm2
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Pentium 977 and Core i9-13900KF 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)	1
Socket	FCBGA1023	FCLGA1700
Power consumption (TDP)	17 Watt	125 W, 253 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 977 and Core i9-13900KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	-	+
FMA	+	-
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	-	no data
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
Demand Based Switching	-	no data
Turbo Boost Max 3.0	no data	+
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Pentium 977 and Core i9-13900KF technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 977 and Core i9-13900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 977 and Core i9-13900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-5600, DDR4-3200
Maximum memory size	16.38 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	21.335 GB/s	89.604 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 2nd Generation Intel Processors	no data
Graphics max frequency	1 GHz	no data

Graphics interfaces

Available interfaces and connections of Pentium 977 and Core i9-13900KF integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Pentium 977 and Core i9-13900KF.

PCIe version	2.0	5.0 and 4.0
PCI Express lanes	16	20

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	0.72	36.67
Recency	1 January 2012	27 September 2022
Physical cores	2	24
Threads	2	32
Power consumption (TDP)	17 Watt	125 Watt

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Should you still have questions on choice between Pentium 977 and Core i9-13900KF, ask them in Comments section, and we shall answer.

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