Ryzen Threadripper PRO 3945WX vs Core i3-7120

Primary details

Comparing Core i3-7120 and Ryzen Threadripper PRO 3945WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	218
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	8.77
Market segment	Desktop processor	Server
Series	Intel Core i3	AMD Ryzen Threadripper
Architecture codename	Kaby Lake (2016−2019)	Matisse (2019−2020)
Release date	17 July 2017 (6 years ago)	14 July 2020 (3 years ago)
Launch price (MSRP)	$117	no data
Current price	$329 (2.8x MSRP)	$1961

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-7120 and Ryzen Threadripper PRO 3945WX 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)	12 (Dodeca-Core)
Threads	4	24
Base clock speed	4 GHz	4 GHz
Boost clock speed	4 GHz	4.3 GHz
Bus support	8 GT/s	no data
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	512K (per core)
L3 cache	3 MB (shared)	64 MB
Chip lithography	14 nm	7 nm, 12 nm
Die size	no data	74 mm2
Maximum case temperature (TCase)	65 °C	95 °C
Number of transistors	no data	3,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Core i3-7120 and Ryzen Threadripper PRO 3945WX 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	1151	TR4
Power consumption (TDP)	51 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-7120 and Ryzen Threadripper PRO 3945WX. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
TSX	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-7120 and Ryzen Threadripper PRO 3945WX are enumerated here.

AMD-V

no data

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-7120 and Ryzen Threadripper PRO 3945WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR4-3200
Maximum memory size	64 GB	2 TiB
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	204.8 GB/s
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics 630

-

Peripherals

Specifications and connection of peripherals supported by Core i3-7120 and Ryzen Threadripper PRO 3945WX.

PCIe version	3.0	4.0
PCI Express lanes	16	128

Pros & cons summary

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Recency	17 July 2017	14 July 2020
Physical cores	2	12
Threads	4	24
Chip lithography	14 nm	7 nm
Power consumption (TDP)	51 Watt	280 Watt

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Should you still have questions on choice between Core i3-7120 and Ryzen Threadripper PRO 3945WX, ask them in Comments section, and we shall answer.

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