Intel Mobile CPU v21.2.1-HX
Intel Core Ultra 9 Processor 285HX
patch
1
Core Ultra 9 285HX
Benchmarks
Total score 7,495 / 10,000, rank 15 of 2125.
Every score is out of 10,000, relative to the best CPUs. The total also counts the recommended price ($680, Wikipedia: Arrow Lake (microprocessor) (launch price)); see how scores work.
| Category | Score | Measured | |
|---|---|---|---|
| Single-thread | 8,860 | 4,598 points | |
| Multi-thread | 3,679 | 56,321 points | |
| 3D rendering | 2,983 | monster 232.5, junkshop 152.3, classroom 112.9 samples/min over 52 runs | |
| Gamingestimated | 9,204 |
Sources: PassMark (Intel Core Ultra 9 285HX, 970 samples), Blender Open Data
Metadata
| Property | Value |
|---|---|
| Brand | Core Ultra |
| Intel name | Intel Core Ultra 9 Processor 285HX |
| Processor number | 285HX |
| Codename | Arrow Lake |
| Generation | Core Ultra Series 2 |
| Microarchitecture | Lunar Lake / Arrow Lake (Lion Cove + Skymont) |
| Performance class | Core Ultra 9 |
| Segment | Mobile |
| Released | 2025-Q12025 |
| Cores | 24 (8P + 16E)24 |
| Threads | 24 |
| Max clock | 5.50 GHz |
| Cache | 36 MB |
| TDP | 55 W |
| Max turbo power | 160 W |
| Socket | FCBGA2114BGA2114 |
| Memory | DDR5-6400DDR5 |
| Recommended price | $680 |
| Instruction sets | |
| Features | |
| Source | Curated (recent-cpus.json) |
Uses (dependencies)
- lithography: TSMC Lithography
v3.0.0(TSMC N3B) - lithography: TSMC Lithography
v2.0.0(TSMC N5) - lithography: TSMC Lithography
v1.1.0(TSMC N6) - simd: Intel SIMD
v0.0.1(MMX) - simd: Intel SIMD
v1.4.1(SSE4.2) - simd: Intel SIMD
v2.1.0(AVX2)
Used by (0)
Nothing depends on this version.
Other variants of this version
- Intel Mobile CPU
v21.2.1-H(Core Ultra 9 285H)
Known vulnerabilities and defects
- Spectre variant 1 (bounds check bypass) (CVE-2017-5753): Mistrained conditional branches speculatively read out-of-bounds data. Mitigated in software only; every speculative out-of-order core is affected.
Matched by codename; individual steppings may differ.
Changelog
Since the previous patch: Intel Mobile CPU v21.2.0-HX (Core Ultra 9 275HX)
Performance
- ~Total score 7575 → 7495 (-1%)
- ~Single-thread 9092 → 8860 (-3%)
- ~Multi-thread 3632 → 3679 (+1%)
- ~3D rendering 2851 → 2983 (+5%)
- ~Gaming 9369 → 9204 (-2%)
Specifications
- ~Max clock: 5.40 GHz → 5.50 GHz
- ~Recommended price: $612 → $680
Since the previous minor (lower performance class): Intel Mobile CPU v21.1.1-V (Core Ultra 7 256V)
Breaking changes
- ~Socket changed from FCBGA2833 to FCBGA2114
Performance
- ~Total score 5567 → 7495 (+35%)
- ~Single-thread 7572 → 8860 (+17%)
- ~Multi-thread 1163 → 3679 (+216%)
- ~3D rendering 630 → 2983 (+373%)
- ~Gaming 8260 → 9204 (+11%)
Components
Features
- −Memory on package
Specifications
- ~Codename: Lunar Lake → Arrow Lake
- ~Cores: 8 (4P + 4LP-E) → 24 (8P + 16E)
- ~Threads: 8 → 24
- ~Max clock: 4.80 GHz → 5.50 GHz
- ~Cache: 12 MB → 36 MB
- ~TDP: 17 W → 55 W
- +Max turbo power: 160 W
- +Recommended price: $680
- −Memory on package: 16 GB
- −Graphics: Intel Arc 140V (8 Xe2-cores)
- −NPU: NPU 4 (47 TOPS)
Since the previous major (previous generation): Intel Mobile CPU v20.2.0-H (Core Ultra 9 185H)
Breaking changes
- ~Socket changed from FCBGA2049 to FCBGA2114
Performance
- ~Total score 5336 → 7495 (+40%)
- ~Single-thread 6773 → 8860 (+31%)
- ~Multi-thread 1770 → 3679 (+108%)
- ~3D rendering 1163 → 2983 (+156%)
- ~Gaming 7646 → 9204 (+20%)
Features
- −Hyper-Threading
Specifications
- ~Codename: Meteor Lake → Arrow Lake
- ~Microarchitecture: Meteor Lake (Redwood Cove + Crestmont) → Lunar Lake / Arrow Lake (Lion Cove + Skymont)
- ~Cores: 16 (6P + 8E + 2LP-E) → 24 (8P + 16E)
- ~Threads: 22 → 24
- ~Max clock: 5.10 GHz → 5.50 GHz
- ~Cache: 24 MB → 36 MB
- ~TDP: 45 W → 55 W
- ~Max turbo power: 115 W → 160 W
- ~Recommended price: $640 → $680
- −Graphics: Intel Arc (8 Xe-cores)
- −NPU: NPU 3 (11 TOPS)