AMD Ryzen Threadripper PRO 7945WX vs AMD Ryzen Threadripper PRO 7955WX

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Ryzen Threadripper PRO 7945WX compared with Ryzen Threadripper PRO 7955WX

	AMDRyzen Threadripper PRO 7945WX	AMDRyzen Threadripper PRO 7955WX
Overview
Released
Released	November 2023	November 2023
Cores and clocks
Cores
Cores	12	16 (better)
Threads
Threads	24	32 (better)
Base clock
Base clock	4.7 GHz	4.5 GHz
Boost clock
Boost clock	5.3 GHz	5.3 GHz
L3 cache
L3 cache	64 MB	64 MB
Cores
Cores	Storm Peak; Zen 4. Boxed product ID 100-100000887WOF; tray ID 100-000000887. Announced 19 October 2023. HP stated November 2023 availability for the Z6 G5 A; its original 27 November QuickSpecs lists this exact processor as a factory option. Release is kept at OEM month precision; the exact first shipping day is unverified. AMD’s 21 November DIY date covered selected PRO models and is not applied here.	Storm Peak; Zen 4. Boxed product ID 100-100000886WOF; tray ID 100-000000886. Announced 19 October 2023. HP stated November 2023 availability for the Z6 G5 A; its original 27 November QuickSpecs lists this exact processor as a factory option. Release is kept at OEM month precision; the exact first shipping day is unverified. AMD’s 21 November DIY date covered selected PRO models and is not applied here.
Clocks
Clocks	Precision Boost 2; maximum boost up to 5.3 GHz. Unlocked for overclocking; OEM system restrictions can differ.	Precision Boost 2; maximum boost up to 5.3 GHz. Unlocked for overclocking; OEM system restrictions can differ.
Cache
Cache	L1 768 KB; L2 12 MB; L3 64 MB	L1 1024 KB; L2 16 MB; L3 64 MB
Graphics and AI
Built-in graphics
Built-in graphics	No	No
Graphics
Graphics	A separate graphics card is required	A separate graphics card is required
Platform
Socket
Socket	sTR5	sTR5
Base power
Base power	350 W	350 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	DDR5 RDIMM; eight channels; up to 5200 MT/s; ECC enabled by default. WRX90 supports up to 2 TB and eight channels; TRX50 with a PRO processor supports up to 1 TB and four channels.	DDR5 RDIMM; eight channels; up to 5200 MT/s; ECC enabled by default. WRX90 supports up to 2 TB and eight channels; TRX50 with a PRO processor supports up to 1 TB and four channels.
PCIe
PCIe	PCIe 5.0; native total/usable/Gen5 lanes: 148/144/128. AMD lists 128 Gen5 lanes on WRX90, or 48 on TRX50. Four native USB 3.2 Gen 2 ports and four SATA ports.	PCIe 5.0; native total/usable/Gen5 lanes: 148/144/128. AMD lists 128 Gen5 lanes on WRX90, or 48 on TRX50. Four native USB 3.2 Gen 2 ports and four SATA ports.
Chipsets
Chipsets	WRX90 and TRX50; motherboard and OEM system configuration determines available memory channels, I/O and overclocking support	WRX90 and TRX50; motherboard and OEM system configuration determines available memory channels, I/O and overclocking support
Process
Process	CPU cores: TSMC 5 nm FinFET; I/O die: TSMC 6 nm FinFET. CCD 71 mm²; I/O die 388 mm²; three package dies.	CPU cores: TSMC 5 nm FinFET; I/O die: TSMC 6 nm FinFET. CCD 71 mm²; I/O die 388 mm²; three package dies.
Cooler
Cooler	Cooler not included. Maximum operating temperature 95°C.	Cooler not included. Maximum operating temperature 95°C.