AMD Ryzen AI 7 450G vs Intel Core 9 270H Comparison

The Verdict

The recorded benchmark data splits these two processors into distinct roles. The AMD Ryzen AI 7 450G wins 7 of the 11 head-to-head tests, while the Intel Core 9 270H wins 4. The AMD part leads decisively in extended instructions, data compression, random string sorting, single-thread performance, and multithread throughput. The Intel part counters with physics, floating point math, prime number finding, and data encryption. For users whose workloads emphasize encryption, physics simulation, or floating-point arithmetic, the Intel Core 9 270H is the stronger choice. For general productivity, compression, sorting, and single-thread responsiveness, the AMD Ryzen AI 7 450G holds the advantage.

The average benchmark scores place the AMD part at 63331, which sits 65.2% above the Intel part's 38335 average. The AMD processor also ranks in the 93rd percentile among all CPUs, compared to the Intel chip's 86th percentile. The AMD Ryzen AI 7 450G is a desktop part with an unlocked multiplier and active production status; the Intel Core 9 270H is a mobile processor with a locked multiplier. The Intel chip carries a launch MSRP of $697. The AMD part has no launch MSRP recorded in the database.

Architecture Differences

The two processors come from fundamentally different design lineages. The AMD Ryzen AI 7 450G uses the Gorgon Point codename and belongs to the Ryzen AI 400 generation built on Zen 5 and Zen 5c cores. It is fabricated on a 4 nm process at TSMC with a die size of 195 mm². The Intel Core 9 270H belongs to the Raptor Lake-H family, specifically the Raptor Lake Refresh generation, built on a 10 nm process at Intel. The Intel architecture is listed as Raptor Lake.

Core and thread counts differ significantly. The AMD chip provides 8 cores and 16 threads. The Intel chip offers 14 cores and 20 threads. Both use an 80 KB L1 cache per core, but the L2 cache differs: the AMD part has 1 MB per core, while the Intel part has 2 MB per core. The L3 cache also diverges, with the AMD chip carrying 8 MB total and the Intel chip carrying 24 MB shared. The Intel processor has substantially more aggregate cache capacity.

Memory support separates the two as well. The AMD part supports DDR5 and LPDDR5X memory with dual-channel configuration and a memory bandwidth of 89.6 GB/s. It also supports ECC memory. The Intel part supports DDR4 and DDR5 with dual-channel configuration, but no ECC support and no recorded memory bandwidth figure. PCIe capabilities differ: the AMD chip uses Gen 4 with 12 CPU lanes, while the Intel chip uses Gen 5 with 8 CPU lanes. Integrated graphics are the Radeon 860M on the AMD side and Iris Xe Graphics 96EU on the Intel side.

The socket and market positioning also differ. The AMD Ryzen AI 7 450G uses AMD Socket AM5 and targets the desktop segment. The Intel Core 9 270H uses Intel BGA 1744 and targets the mobile segment. The AMD part has an unlocked multiplier, while the Intel part does not. Release dates in the database show the Intel chip launching earlier, with the AMD chip arriving later. The AMD processor has a TDP of 65 watts, while the Intel processor has a TDP of 45 watts.

FAQ

Q: Which processor has the higher single-thread benchmark score?

A: The AMD Ryzen AI 7 450G scores 4309 in the PassMark single-thread test, which is 9.3% higher than the Intel Core 9 270H score of 3944.

Q: How much faster is the AMD chip in data compression?

A: The AMD Ryzen AI 7 450G scores 402831 in PassMark data compression, which is 20.7% ahead of the Intel Core 9 270H score of 333785.

Q: Where does the Intel processor show its biggest advantage?

A: The Intel Core 9 270H leads by 26.8% in the PassMark physics test, scoring 1966 versus the AMD score of 1440. It also leads by 22.3% in the find prime numbers test.

Q: Do the two processors support the same memory types?

A: No. The AMD Ryzen AI 7 450G supports DDR5 and LPDDR5X, while the Intel Core 9 270H supports DDR4 and DDR5. The AMD chip also supports ECC memory, which the Intel chip does not.

Q: What is the percentile ranking difference between the two?

A: The AMD Ryzen AI 7 450G ranks in the 93rd percentile among all CPUs, while the Intel Core 9 270H ranks in the 86th percentile.

Q: Which processor has more cores and threads?

A: The Intel Core 9 270H has 14 cores and 20 threads, compared to the AMD Ryzen AI 7 450G which has 8 cores and 16 threads.

Specification Differences

The two processors differ across nearly every major specification field. The AMD Ryzen AI 7 450G has 8 cores and 16 threads; the Intel Core 9 270H has 14 cores and 20 threads. The base clock is 2.00 GHz for the AMD part and 2.70 GHz for the Intel part. The boost clock is 5.10 GHz for the AMD part and 5.80 GHz for the Intel part. The TDP is 65 watts for the AMD chip and 45 watts for the Intel chip.

The socket is AMD Socket AM5 versus Intel BGA 1744. The process node is 4 nm from TSMC for the AMD chip, while the Intel chip uses 10 nm from Intel. The die size is 195 mm² for the AMD part, with no die size recorded for the Intel part. Cache structures differ: the AMD chip has 1 MB L2 per core and 8 MB L3, while the Intel chip has 2 MB L2 per core and 24 MB shared L3. Memory support includes DDR5 and LPDDR5X for the AMD chip versus DDR4 and DDR5 for the Intel chip. Memory bandwidth is 89.6 GB/s for the AMD chip, with no figure recorded for the Intel chip. ECC memory is supported on the AMD chip but not on the Intel chip. PCIe is Gen 4 with 12 lanes for the AMD chip versus Gen 5 with 8 lanes for the Intel chip. Integrated graphics are Radeon 860M on the AMD side and Iris Xe Graphics 96EU on the Intel side. The market segment is Desktop for the AMD chip and Mobile for the Intel chip. The multiplier is unlocked on the AMD part and locked on the Intel part. The launch MSRP is $697 for the Intel chip, with none recorded for the AMD chip.

Head-to-Head Benchmarks

The AMD Ryzen AI 7 450G dominates the extended instructions test with a score of 28223, which is 40.6% higher than the Intel score of 20079. That is the largest margin of any benchmark in the comparison. Data compression shows a 20.7% lead for the AMD chip, with scores of 402831 versus 333785. Random string sorting goes to the AMD chip by 15.7%, scoring 42663 against 36867. Single-thread performance favors the AMD chip by 9.3%, with scores of 4309 versus 3944. The multithread test also goes to the AMD chip, scoring 30422 against 28764, a 5.8% margin. Integer math is a narrow win for the AMD chip, 99732 versus 97654, a 2.1% edge.

The Intel Core 9 270H takes its largest win in the physics test, scoring 1966 against 1440, a 26.8% advantage. The find prime numbers test goes to Intel by 22.3%, with scores of 112 versus 87. Floating point math favors Intel by 9.8%, scoring 70640 against 63683. Data encryption is a slim Intel win, 19369 versus 18937, a 2.2% margin.

The overall win count is 7 for the AMD chip and 4 for the Intel chip. The average benchmark score reinforces the AMD advantage: 63331 for the AMD part versus 38335 for the Intel part. The AMD chip's nearest rivals include the Intel Core Ultra 7 265HX at 63173 (0.2% behind) and the AMD Ryzen AI Max PRO 390 at 63765 (0.7% ahead). The Intel chip's nearest rivals include the Intel Core Ultra 9 285H at 38312 (0.1% behind) and the Intel Xeon w3-2525 at 38392 (0.1% ahead). These rival comparisons show the AMD chip competing in a higher performance tier, while the Intel chip sits in a lower tier with much closer competition.

Where Each One Wins

The AMD Ryzen AI 7 450G is the better choice for workloads that depend on instruction-level parallelism and integer-heavy processing. Its 40.6% lead in extended instructions suggests strong SIMD or specialized instruction throughput. The 20.7% advantage in data compression and 15.7% advantage in random string sorting point to efficient memory access patterns and caching behavior for data transformation tasks. The 9.3% single-thread lead makes it the stronger option for latency-sensitive applications where one core carries the load. The 5.8% multithread win, despite having only 8 cores versus 14, indicates that the Zen 5 architecture extracts more useful work per thread in parallel workloads.

The Intel Core 9 270H is the better choice for physics simulation and floating-point arithmetic. Its 26.8% lead in physics and 9.8% lead in floating point math show a clear advantage in scientific computing and simulation tasks. The 22.3% lead in prime number finding suggests stronger raw integer iteration when the workload is highly repetitive and branch-predictable. The 2.2% encryption win is modest but consistent, making the Intel chip slightly preferable for cryptographic workloads.

For mixed productivity use, the AMD Ryzen AI 7 450G holds the broader advantage across more benchmark categories. For specialized compute tasks involving floating point or physics, the Intel Core 9 270H is the data-backed pick. The Intel chip also offers more cores and threads, which may matter for applications that scale poorly per thread but benefit from raw thread count, though the recorded multithread score does not reflect that advantage in practice.