Manufacturer Threadripper PRO 9000 WX family packaging image; model markings and retail-box availability vary. Image: AMD ↗
AMD · Processors
Ryzen Threadripper PRO 9985WX
64 cores · 128 threads · sTR5
US launch / reference price: $7,999 · Released 2025-07-23
Historical catalog price reference; not a current retailer offer.
Editorial overview
Ryzen Threadripper PRO 9985WX is listed with 64 cores, 128 threads, 256 MB L3 cache. Recorded clock specifications are base: 3.2 GHz; boost: 5.4 GHz. Check system or motherboard documentation for compatibility with the listed sTR5 platform.
This is a sourced product profile with editorial judgments. Specdex has not tested this device in an in-house lab.
Reasons to consider it
- 64 CPU cores and 128 threads
- Listed L3 cache: 256 MB
- Memory support: 8-channel DDR5-6400 ECC RDIMM, up to 2TB (on WRX90)
Tradeoffs to check
- System and motherboard support must match the sTR5 platform.
- No in-house application, power or thermal testing is available for this profile.
Specifications
Configurations and regional models can differ. A dated source beside a field identifies a specific cross-check; other fields remain catalog reference information.
Performance
- Cores
- 64
- Threads
- 128
- L3 cache
- 256 MB
- TDP
- 350 W
- Memory
- 8-channel DDR5-6400 ECC RDIMM, up to 2TB (on WRX90)
Software & support
- Boost clock
- 5.4 GHz
Other
- Base clock
- 3.2 GHz
- Socket
- sTR5
- Platform
- WRX90 or TRX50
- PCIe
- 128x PCIe 5.0 + 8x PCIe 4.0 from CPU (on WRX90)
Prices & availability
US launch / reference: $7,999. This is not a current retailer offer.
Checking current offers…
Price history
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.
Third-party benchmark reference
Stored PassMark CPU Mark: 151,322. This historical snapshot is separate from the editorial score and may differ from the current database.
Check current PassMark result and methodology ↗Sources & confidence
Third-party reference: www.techpowerup.com ↗
No complete verification date is recorded for this profile. A reference link is not proof that every field has been independently checked. Consult the linked source for model, region and test conditions.
This device has not received an editorial rating yet. Editorial scores use rubric editorial-2026-09; they are not manufacturer ratings or measured benchmark results. Missing information is not scored as zero.
