Intel Atom x7211RE vs Intel Core i5-9600KF Comparison

The Intel Core i5-9600KF and Intel Atom x7211RE represent opposite ends of Intel’s design spectrum, and the benchmark data confirms a complete mismatch in compute capability. The i5-9600KF wins every head-to-head test by a margin of roughly 400%, while the Atom counters with dramatically lower power draw and a smaller physical footprint. The database records 5 wins for the Core i5 and 0 for the Atom, making the performance hierarchy unambiguous.

FAQ

Q: Which processor is faster in single-core performance?

A: The Intel Core i5-9600KF is faster in every recorded single-core test. In Cinebench R20 single-core, it scores 536 versus 106 for the Atom x7211RE, a 405.7% advantage. Cinebench R23 single-core shows 1277 versus 254, a 402.8% lead.

Q: How large is the multi-core performance gap?

A: The gap is consistently around 400%. In Cinebench R15 multi-core, the i5-9600KF scores 911 against 181 for the Atom, a 403.3% difference. Cinebench R23 multi-core shows 9047 versus 1804, a 401.5% lead.

Q: What are the core and thread counts for each chip?

A: The Intel Core i5-9600KF has 6 cores and 6 threads. The Intel Atom x7211RE has 2 cores and 2 threads.

Q: Do these processors support the same memory types?

A: No. The i5-9600KF supports DDR4 memory only, with a dual-channel bus. The Atom x7211RE supports both DDR4 and DDR5, but uses a single-channel bus.

Q: What is the power consumption difference?

A: The Core i5-9600KF has a TDP of 95 watts, while the Atom x7211RE has a TDP of 6 watts. This represents a substantial difference in thermal and power requirements.

Q: Which processor has integrated graphics?

A: The Atom x7211RE includes UHD Graphics 16EU. The Core i5-9600KF has no integrated graphics listed in the database, aligning with its "KF" designation.

Architecture Differences

The two processors are built on different process nodes and microarchitectures. The Core i5-9600KF uses the Coffee Lake architecture on Intel’s 14 nm process, while the Atom x7211RE uses the Amston Lake architecture on a 10 nm process. The newer node gives the Atom a smaller transistor geometry, but the Core i5 compensates with a higher-power desktop design.

Core configuration differs sharply. The i5-9600KF packs 6 cores and 6 threads, all running at a base clock of 3.70 GHz and boosting to 4.60 GHz. The Atom x7211RE has only 2 cores and 2 threads, with a base clock of 1.00 GHz and a boost of 3.20 GHz. The Core i5 also has an unlocked multiplier, while the Atom is locked.

Cache hierarchies reflect their different roles. The i5-9600KF has 64 KB of L1 cache per core, 256 KB of L2 per core, and 9 MB of shared L3. The Atom x7211RE has 96 KB of L1 per core, 2 MB of shared L2, and 6 MB of shared L3. The Atom’s larger per-core L1 is notable, but its total cache capacity is smaller due to fewer cores.

Platform support also diverges. The i5-9600KF uses Intel Socket 1151 and supports 16 PCIe Gen 3 lanes from the CPU. The Atom uses Intel BGA 1264 and supports only 9 PCIe Gen 3 lanes. The Atom is soldered, while the Core i5 is socketed. The i5 targets the desktop segment, whereas the Atom is classified as mobile.

Memory architecture differs fundamentally. The i5-9600KF supports DDR4 with a dual-channel bus and 42.7 GB/s bandwidth. The Atom x7211RE supports both DDR4 and DDR5 but uses a single-channel bus with 38.4 GB/s bandwidth. Neither chip supports ECC memory.

Head-to-Head Benchmarks

The recorded head-to-head results show a dominant sweep for the Core i5-9600KF across all five comparable tests. The smallest margin is still over 400%, which indicates a categorical performance tier separation rather than a close contest.

Cinebench R15 multi-core: the i5-9600KF scores 911 versus 181 for the Atom, a 403.3% advantage. This test stresses all cores simultaneously, and the Core i5’s 6 cores overwhelm the Atom’s 2 cores despite the Atom’s higher per-core L1 cache.

Cinebench R20 multi-core: scores are 3799 for the i5 and 757 for the Atom, a 401.8% gap. This test scales with sustained multi-threaded load, where the i5’s higher boost clock and additional cores produce a linear advantage.

Cinebench R20 single-core: the i5 scores 536, the Atom scores 106, a 405.7% lead. The Core i5’s 4.60 GHz boost clock versus the Atom’s 3.20 GHz boost explains this result, though the percentage gap is larger than the clock ratio would suggest, indicating IPC differences favoring Coffee Lake.

Cinebench R23 multi-core: 9047 versus 1804, a 401.5% difference. This is the longest-running render test in the set, and the gap remains consistent with the R20 result, confirming that thermal or power throttling does not disproportionately affect either chip.

Cinebench R23 single-core: 1277 versus 254, a 402.8% lead. The single-core results across R20 and R23 show nearly identical percentage gaps, reinforcing that the Core i5’s architectural efficiency advantage is stable across workload durations.

The Atom x7211RE has additional PassMark tests in the database that the i5 does not share, including data compression (20820), data encryption (1556), extended instructions (1007), prime numbers (15), floating point math (4303), integer math (6517), multithread (2123), physics (185), random string sorting (2712), and single thread (1317). These cannot be compared head-to-head due to missing i5 scores, but they provide context for the Atom’s absolute capability level.

Specification Differences

| Specification | Intel Core i5-9600KF | Intel Atom x7211RE |

|---|---|---|

| Cores | 6 | 2 |

| Threads | 6 | 2 |

| Base Clock | 3.70 GHz | 1.00 GHz |

| Boost Clock | 4.60 GHz | 3.20 GHz |

| TDP | 95 W | 6 W |

| Socket | Intel Socket 1151 | Intel BGA 1264 |

| Architecture | Coffee Lake | Amston Lake |

| Process Node | 14 nm | 10 nm |

| L1 Cache | 64 KB (per core) | 96 KB (per core) |

| L2 Cache | 256 KB (per core) | 2 MB (shared) |

| L3 Cache | 9 MB (shared) | 6 MB (shared) |

| Memory Support | DDR4 | DDR4, DDR5 |

| Memory Bus | Dual-channel | Single-channel |

| Memory Bandwidth | 42.7 GB/s | 38.4 GB/s |

| PCIe | Gen 3, 16 Lanes | Gen 3, 9 Lanes |

| Integrated Graphics | None | UHD Graphics 16EU |

| Market Segment | Desktop | Mobile |

| Production Status | End-of-life | Active |

| Release Date | 2019-01-07 | 2024-04-07 |

| Multiplier Unlocked | Yes | No |

The release dates show a five-year gap, with the i5 launching in early 2019 and the Atom in early 2024. The i5 is end-of-life, while the Atom remains active. The i5’s part number is BX80684I59600KFBXC80684I5960KFSRFAD; the Atom’s is SRNET.

Where Each One Wins

The Core i5-9600KF wins every benchmark category where direct comparison exists. Its single-core scores are roughly five times higher, and its multi-core scores are also about five times higher. This makes it the clear choice for any workload that prioritizes raw compute throughput, including rendering, compilation, or general desktop responsiveness.

The Atom x7211RE wins in power efficiency and platform flexibility. Its 6 watt TDP versus 95 watts means it consumes dramatically less energy and generates far less heat. It supports both DDR4 and DDR5 memory, giving system designers more options. It also includes integrated graphics, which the i5 lacks, eliminating the need for a discrete GPU in basic display applications.

The Atom’s mobile segment classification and BGA socket make it suitable for embedded or compact systems. Its 9 PCIe lanes are fewer than the i5’s 16, but sufficient for lightweight peripheral connectivity. The i5’s socketed design allows for user replacement, but its desktop orientation demands a larger chassis and cooling solution.

The i5’s unlocked multiplier is an advantage for overclocking, though the database does not include overclocked results. The Atom cannot be overclocked at all. The i5’s higher memory bandwidth (42.7 GB/s versus 38.4 GB/s) and dual-channel bus provide better memory throughput for data-intensive tasks.

The Verdict

The data points to a simple conclusion: the Intel Core i5-9600KF is the far superior processor for performance-oriented workloads. Its 401.5% to 405.7% lead across all Cinebench tests is decisive. Any user needing maximum compute capability should select the i5-9600KF without hesitation.

The Atom x7211RE serves a different purpose. Its 6 watt TDP, integrated graphics, and dual memory support make it appropriate for low-power, space-constrained systems where performance is secondary to efficiency. It cannot compete with the i5 in any measured compute benchmark, but it does not need to in its intended role.

The i5-9600KF carries a percentile rank of 52 among all CPUs, while the Atom sits at 51. This near-identical overall percentile masks the lopsided head-to-head results, because the Atom’s PassMark scores inflate its average benchmark score to 2811, close to the i5’s 2935. The average scores are misleading; the direct comparison tests show a five-fold performance gap.

For desktop users, content creators, or anyone running multi-threaded applications, the i5-9600KF is the only rational choice. For embedded systems, fanless designs, or battery-operated devices, the Atom x7211RE offers a viable low-power alternative. The production status confirms this split: the i5 is end-of-life, while the Atom is active, indicating Intel’s continued support for the low-power segment.

The verdict follows the benchmark data strictly. The i5-9600KF wins on performance, the Atom x7211RE wins on power efficiency and platform versatility. Neither processor is a substitute for the other.