Intel Core i7-1255U vs AMD Ryzen 9 6900HX
Comparative analysis of Intel Core i7-1255U and AMD Ryzen 9 6900HX processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.
Differences
Reasons to consider the Intel Core i7-1255U
- CPU is newer: launch date 1 month(s) later
- 2 more cores, run more applications at once: 10 vs 8
- Around 5% higher maximum core temperature: 100°C vs 95 °C
- Around 56% more L1 cache; more data can be stored in the L1 cache for quick access later
- 3.1x more L2 cache, more data can be stored in the L2 cache for quick access later
- 3x lower typical power consumption: 15 Watt vs 45 Watt
Launch date | 23 Feb 2022 vs Jan 2022 |
Number of cores | 10 vs 8 |
Maximum core temperature | 100°C vs 95 °C |
L1 cache | 800 KB vs 512 KB |
L2 cache | 12.5 MB vs 4 MB |
Thermal Design Power (TDP) | 15 Watt vs 45 Watt |
Reasons to consider the AMD Ryzen 9 6900HX
- Processor is unlocked, an unlocked multiplier allows for easier overclocking
- 4 more threads: 16 vs 12
- Around 4% higher clock speed: 4.9 GHz vs 4.70 GHz
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 6 nm vs 7 nm
- Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
- Around 6% better performance in PassMark - Single thread mark: 3443 vs 3262
- Around 82% better performance in PassMark - CPU mark: 24778 vs 13586
Specifications (specs) | |
Unlocked | Unlocked vs Locked |
Number of threads | 16 vs 12 |
Maximum frequency | 4.9 GHz vs 4.70 GHz |
Manufacturing process technology | 6 nm vs 7 nm |
L3 cache | 16 MB vs 12 MB |
Benchmarks | |
PassMark - Single thread mark | 3443 vs 3262 |
PassMark - CPU mark | 24778 vs 13586 |
Compare benchmarks
CPU 1: Intel Core i7-1255U
CPU 2: AMD Ryzen 9 6900HX
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Core i7-1255U | AMD Ryzen 9 6900HX |
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PassMark - Single thread mark | 3262 | 3443 |
PassMark - CPU mark | 13586 | 24778 |
3DMark Fire Strike - Physics Score | 6849 |
Compare specifications (specs)
Intel Core i7-1255U | AMD Ryzen 9 6900HX | |
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Essentials |
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Architecture codename | Alder Lake | Zen 3+ |
Launch date | 23 Feb 2022 | Jan 2022 |
Launch price (MSRP) | $469 | |
Place in performance rating | 549 | 550 |
Processor Number | i7-1255U | |
Series | 12th Generation Intel Core i7 Processors | |
Vertical segment | Mobile | Mobile |
Performance |
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64 bit support | ||
L1 cache | 800 KB | 512 KB |
L2 cache | 12.5 MB | 4 MB |
L3 cache | 12 MB | 16 MB |
Manufacturing process technology | 7 nm | 6 nm |
Maximum core temperature | 100°C | 95 °C |
Maximum frequency | 4.70 GHz | 4.9 GHz |
Number of cores | 10 | 8 |
Number of threads | 12 | 16 |
Base frequency | 3.3 GHz | |
Die size | 208 mm² | |
Unlocked | ||
Memory |
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Max memory channels | 2 | 2 |
Maximum memory size | 64 GB | |
Supported memory types | Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to LPDDR5 5200 MT/s Up to LPDDR4x 4267 MT/s | DDR5-4800 |
ECC memory support | ||
Graphics |
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Device ID | 0x46A8 | |
Execution Units | 96 | |
Graphics max dynamic frequency | 1.25 GHz | |
Intel® Quick Sync Video | ||
Processor graphics | Intel Iris Xe Graphics eligible | |
Graphics max frequency | 2400 MHz | |
Graphics interfaces |
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Number of displays supported | 4 | |
Graphics image quality |
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Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | |
Max resolution over eDP | 4096 x 2304 @ 120Hz | |
Graphics API support |
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DirectX | 12.1 | |
OpenGL | 4.6 | |
Compatibility |
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Max number of CPUs in a configuration | 1 | |
Package Size | 50 x 25 | |
Sockets supported | FCBGA1744 | FP7 |
Thermal Design Power (TDP) | 15 Watt | 45 Watt |
Peripherals |
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Max number of PCIe lanes | 20 | 20 |
PCI Express revision | 4.0 | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® OS Guard | ||
Intel® Secure Key technology | ||
Intel® Trusted Execution technology (TXT) | ||
Secure Boot | ||
Advanced Technologies |
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Instruction set extensions | Intel SSE4.1, Intel SSE4.2, Intel AVX2 | |
Intel® AES New Instructions | ||
Intel® Flex Memory Access | ||
Intel® Hyper-Threading technology | ||
Intel® Volume Management Device (VMD) | ||
Speed Shift technology | ||
Thermal Monitoring | ||
AMD SenseMI | ||
AMD StoreMI technology | ||
Fused Multiply-Add 3 (FMA3) | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® Advanced Vector Extensions 2 (AVX2) | ||
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) | ||
Intel® VT-x with Extended Page Tables (EPT) | ||
AMD Virtualization (AMD-V™) |