Ryzen Threadripper PRO 5975WX vs Pentium 4405U

Primary details

Comparing Pentium 4405U and Ryzen Threadripper PRO 5975WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2145	32
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	21.01
Market segment	Laptop	Server
Series	Intel Pentium	AMD Ryzen Threadripper
Architecture codename	Skylake (2015−2016)	Chagall PRO (2022)
Release date	1 September 2015 (8 years ago)	8 March 2022 (2 years ago)
Launch price (MSRP)	$161	no data
Current price	$775 (4.8x MSRP)	$2250

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium 4405U and Ryzen Threadripper PRO 5975WX 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)	32 (Dotriaconta-Core)
Threads	4	64
Base clock speed	2.1 GHz	3.6 GHz
Boost clock speed	2.1 GHz	4.5 GHz
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	2 MB	128 MB
Chip lithography	14 nm	7 nm
Die size	99 mm2	4x 81 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	95 °C
Number of transistors	1750 Million	16,600 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Pentium 4405U and Ryzen Threadripper PRO 5975WX 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	1
Socket	FCBGA1356	WRX8
Power consumption (TDP)	15 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 4405U and Ryzen Threadripper PRO 5975WX. 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	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
My WiFi	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
TSX	-	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
SIPP	-	no data
Smart Response	+	no data
Status	Discontinued	no data

Security technologies

Pentium 4405U and Ryzen Threadripper PRO 5975WX technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
MPX	-	no data
Identity Protection	+	no data
SGX	Yes with Intel® ME	no data
OS Guard	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 4405U and Ryzen Threadripper PRO 5975WX 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 4405U and Ryzen Threadripper PRO 5975WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4-3200
Maximum memory size	32 GB	2 TiB
Max memory channels	2	no data
Maximum memory bandwidth	34.1 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 510	-
Max video memory	32 GB	-
Quick Sync Video	+	-
Clear Video	+	-
Clear Video HD	+	-
Graphics max frequency	950 MHz	-

Graphics interfaces

Available interfaces and connections of Pentium 4405U and Ryzen Threadripper PRO 5975WX integrated GPUs.

Number of displays supported	3	-
eDP	+	-
DisplayPort	+	-
HDMI	+	-
DVI	+	-

Graphics image quality

Maximum display resolutions supported by Pentium 4405U and Ryzen Threadripper PRO 5975WX integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	-
Max resolution over HDMI 1.4	4096x2304@24Hz	-
Max resolution over eDP	4096x2304@60Hz	-
Max resolution over DisplayPort	4096x2304@60Hz	-
Max resolution over VGA	N/A	-

Graphics API support

APIs supported by Pentium 4405U and Ryzen Threadripper PRO 5975WX integrated GPUs, sometimes API versions are included.

DirectX	12	-
OpenGL	4.4	-

Peripherals

Specifications and connection of peripherals supported by Pentium 4405U and Ryzen Threadripper PRO 5975WX.

PCIe version	2.0	4.0
PCI Express lanes	10	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.

Ryzen Threadripper PRO 5975WX outperforms Pentium 4405U by 3472% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.37	48.94
Recency	1 September 2015	8 March 2022
Physical cores	2	32
Threads	4	64
Chip lithography	14 nm	7 nm
Power consumption (TDP)	15 Watt	280 Watt

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Should you still have questions on choice between Pentium 4405U and Ryzen Threadripper PRO 5975WX, ask them in Comments section, and we shall answer.

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