Intel Core i7-980X Extreme Edition vs Intel Core Ultra 9 285K

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Core i7-980X Extreme Edition compared with Core Ultra 9 285K

	IntelCore i7-980X Extreme Edition	IntelCore Ultra 9 285K
Overview
Released
Released	March 2010	October 2024
Cores and clocks
Cores
Cores	6	24 (8 performance, 16 efficiency) (better)
Threads
Threads	12	24 (better)
Base clock
Base clock	3.33 GHz	3.7 GHz
Boost clock
Boost clock	3.6 GHz	5.7 GHz (better)
L3 cache
L3 cache	12 MB	36 MB (better)
Cores
Cores	Six cores and twelve threads with Hyper-Threading; unlocked multiplier confirmed by bit-tech’s exact review.	8 Performance-cores and 16 Efficient-cores, no Hyper-Threading; codename Arrow Lake
Clocks
Clocks	3.33 GHz base and up to 3.6 GHz Turbo Boost. Intel’s 16 March 2010 release states availability that day; the earlier 11 March review embargo was not the sale date.	P-core base 3.7 GHz, max turbo 5.5 GHz; E-core base 3.2 GHz, max turbo 4.6 GHz; Turbo Boost Max 3.0 5.6 GHz; Thermal Velocity Boost 5.7 GHz
Cache
Cache	12 MB shared L3 cache.	36 MB Intel Smart Cache (L3); 40 MB L2
Graphics and AI
Built-in graphics
Built-in graphics	No	Yes
Graphics
Graphics	Intel's exact-model comparison chart lists no processor graphics.	Intel Graphics, 4 Xe-cores, up to 2 GHz; outputs eDP1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL; up to 4 displays; H.264, HEVC and AV1 encode and decode
AI engine
AI engine	–	Intel AI Boost NPU, 13 TOPS (INT8); 36 TOPS for the whole processor
Platform
Socket
Socket	LGA1366	LGA1851
Base power
Base power	130 W	125 W
Maximum power
Maximum power	–	250 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	Yes	–
Memory support
Memory support	Three-channel DDR3; Intel’s exact-model chart specifies DDR3-1066. bit-tech’s review lists DDR3-1333, so the maker’s rated figure is retained.	Up to DDR5 6400 MT/s; 2 channels, up to 256 GB; ECC supported
PCIe
PCIe	6.4 GT/s QPI in Intel’s exact WX58BP processor compatibility table. PCIe is supplied through the platform chipset.	PCIe 5.0 and 4.0; 24 lanes (Up to 1x16+2x4, 2x8+2x4, 1x8+4x4); DMI 4 x8; Thunderbolt 4 built in
Process
Process	32 nm; Gulftown.	TSMC N3B (CPU)
Cooler
Cooler	Intel's 32 nm Core i7-900 datasheet includes an unattached fan heatsink with boxed processors. Tray and second-hand packages may differ.	max operating temperature 105 °C; thermal specification PCG 2020A