AMD Ryzen 7 3800XT vs Intel Atom x7213RE Comparison

FAQ

Q: How do the Intel Atom x7213RE and AMD Ryzen 7 3800XT compare in overall average benchmark score?

A: The two processors are nearly identical in aggregate performance. The Intel Atom x7213RE has an average benchmark score of 3520, while the AMD Ryzen 7 3800XT scores 3515. The delta between them is just 0.2% in favor of the Atom, and both sit at the 55th percentile among all CPUs.

Q: Which processor has more cores and threads?

A: The AMD Ryzen 7 3800XT has 8 cores and 16 threads, while the Intel Atom x7213RE has only 2 cores and 2 threads. This is a 4x difference in core count and an 8x difference in thread count.

Q: What are the clock speed differences between the two chips?

A: The AMD Ryzen 7 3800XT has a base clock of 3.80 GHz and a boost clock of 4.70 GHz. The Intel Atom x7213RE has a base clock of 2.00 GHz and a boost clock of 3.40 GHz. The AMD part is substantially faster in both metrics.

Q: Which processor supports more memory channels and higher bandwidth?

A: The AMD Ryzen 7 3800XT supports dual-channel memory with a bandwidth of 51.2 GB/s. The Intel Atom x7213RE supports single-channel memory with a bandwidth of 38.4 GB/s. The AMD chip offers roughly one-third more memory bandwidth.

Q: What is the launch MSRP difference between these two processors?

A: The Intel Atom x7213RE has a launch MSRP of $42, while the AMD Ryzen 7 3800XT has a launch MSRP of $399.

Q: Which processor has a higher TDP?

A: The AMD Ryzen 7 3800XT has a TDP of 105 watts, compared to just 9 watts for the Intel Atom x7213RE. The Atom consumes over an order of magnitude less power.

Architecture Differences

The Intel Atom x7213RE and AMD Ryzen 7 3800XT represent fundamentally different design philosophies. The Atom is built on Intel's Amston Lake architecture, using Gracemont efficiency cores, and is fabricated on Intel's 10 nm process. The Ryzen 7 3800XT uses AMD's Zen 2 architecture, codenamed Matisse 2, and is manufactured on TSMC's 7 nm process. The node difference alone explains much of the performance-per-watt gap: the AMD chip packs 3,800 million transistors into a 74 mm² die, while the Atom's transistor count and die size are not specified in the data.

Core topology diverges sharply. The Atom provides 2 cores and 2 threads with no simultaneous multithreading, while the Ryzen 7 3800XT offers 8 cores and 16 threads. This 8x thread advantage is the single most important architectural difference for multi-threaded workloads. The cache hierarchy also reflects their different roles: the Atom has 96 KB of L1 per core, 2 MB of shared L2, and 6 MB of shared L3. The Ryzen has 64 KB of L1 per core, 512 KB of L2 per core, and 32 MB of L3. The AMD part's larger L3 cache is 5.3x that of the Atom.

Memory architecture differs substantially. The Atom supports both DDR4 and DDR5 memory, but only in single-channel mode with 38.4 GB/s bandwidth. The Ryzen 7 3800XT supports DDR4 in dual-channel configuration, delivering 51.2 GB/s. Neither processor supports ECC memory. The PCIe interface also differs: the Atom has Gen 3 with 9 lanes (CPU only), while the Ryzen 7 3800XT supports Gen 4 without a lane count specified.

Integrated graphics are present only on the Intel part, which includes UHD Graphics 16EU. The AMD chip has no integrated graphics, requiring a discrete GPU. The Atom is classified as a mobile processor on Intel BGA 1264, while the Ryzen is a desktop part on AMD Socket AM4. The Ryzen also has an unlocked multiplier, whereas the Atom does not. The AMD chip's generation is listed as Ryzen 7 (Zen 2 Matisse), while the Atom is generation Atom (Gracemont). Production status is Active for both.

Where Each One Wins

The data reveals a stark performance split. In the only head-to-head benchmark available, Cinebench R15 multi-core, the AMD Ryzen 7 3800XT scores 2230 against the Atom's 226. That is an 89.9% deficit for the Atom, meaning the Ryzen delivers roughly 9.9x the multi-core rendering performance. For any threaded workload—video encoding, 3D rendering, compilation, scientific computing—the Ryzen 7 3800XT is overwhelmingly the better choice.

The Intel Atom x7213RE wins in the efficiency domain. With a 9-watt TDP versus 105 watts for the Ryzen, the Atom offers a power envelope that is 11.7x lower. For fanless embedded systems, industrial controllers, or battery-powered mobile devices, this makes the Atom viable where the Ryzen would be impractical. The Atom also supports DDR5 memory, which the Ryzen does not, and includes integrated graphics—useful for compact systems that avoid discrete GPUs. Its BGA 1264 socket suggests a soldered, low-profile design suited for space-constrained applications.

The Ryzen 7 3800XT wins on platform flexibility. Its AM4 socket and unlocked multiplier make it overclockable, and its Gen 4 PCIe support offers newer connectivity. The Atom's Gen 3 PCIe and 9-lane limit constrain expansion options. The Ryzen also carries much higher single-thread clock speeds (4.70 GHz boost versus 3.40 GHz), which benefits lightly threaded tasks like web browsing, office applications, and legacy software. In the 3DMark single-thread test, the Ryzen scores 748, while the Atom's Passmark single-thread score is 1601—but these are different tests, so direct comparison is not possible.

Specification Differences

The two processors differ across nearly every specification field. Core count: 2 vs 8. Thread count: 2 vs 16. Base clock: 2.00 GHz vs 3.80 GHz. Boost clock: 3.40 GHz vs 4.70 GHz. TDP: 9 watts vs 105 watts. Socket: Intel BGA 1264 vs AMD Socket AM4. Architecture: Amston Lake vs Zen 2. Codename: Amston Lake vs Matisse 2. Process node: 10 nm vs 7 nm. Foundry: Intel vs TSMC.

Cache configuration diverges completely: the Atom has 96 KB L1 per core, 2 MB shared L2, and 6 MB shared L3; the Ryzen has 64 KB L1 per core, 512 KB L2 per core, and 32 MB L3. Memory support: the Atom accepts DDR4 and DDR5, the Ryzen only DDR4. Memory bus: single-channel vs dual-channel. Memory bandwidth: 38.4 GB/s vs 51.2 GB/s. PCIe: Gen 3 with 9 lanes vs Gen 4 (lane count unspecified). Integrated graphics: UHD Graphics 16EU vs none. Market segment: Mobile vs Desktop. Release date: 2024-04-07 vs 2020-07-06. Multiplier unlocked: false vs true. Part number: SRNEP vs 100-100000279WOF.

Fields that are identical: both have ECC memory support listed as false, both have production status Active, and both have no v-cache 3D and no total L3 specified. The launch MSRP differs by an order of magnitude: $42 vs $399. The Ryzen's transistor count of 3,800 million and die size of 74 mm² have no equivalent data for the Atom.

Head-to-Head Benchmarks

The head-to-head benchmark data contains a single test: Cinebench R15 multi-core. The AMD Ryzen 7 3800XT scores 2230, while the Intel Atom x7213RE scores 226. The delta is -89.9%, indicating the Atom trails by nearly 90%. In absolute terms, the Ryzen produces 2004 more points. This is not a marginal difference; it is a categorical performance gap.

The Ryzen's other benchmark results reinforce this dominance. In Cinebench R15 single-core, the Ryzen scores 219, though no Atom equivalent is provided. In Geekbench, the Ryzen scores 8561 multi-core and 1773 single-core. In 3DMark, the Ryzen scores 6307 at max threads, 4743 at 8 threads, 2795 at 4 threads, 1475 at 2 threads, and 748 at single thread. The Atom's available benchmarks include Cinebench R20 multi-core at 942, R20 single-core at 132, R23 multi-core at 2244, and R23 single-core at 316. Passmark scores for the Atom show 2641 multi-thread, 1601 single-thread, 27860 data compression, 1871 data encryption, 1375 extended instructions, 19 find prime numbers, 4885 floating point math, 7058 integer math, 246 physics, and 3306 random string sorting.

Interpreting these numbers: the Ryzen's Cinebench R15 multi-core score of 2230 is roughly 10x the Atom's 226. Its Geekbench multi-core of 8561 indicates strong scalability across its 16 threads. The Atom's Cinebench R23 multi-core of 2244 versus its R20 score of 942 shows typical scaling between test versions. The nearest rivals for the Atom include the Intel Core i3-12300T at 3525 average score (delta -0.1%), the AMD Ryzen 7 3800XT at 3515 (delta 0.2%), the Intel Xeon W-2135 at 3530 (delta -0.3%), and the Intel Core i3-12300 at 3532 (delta -0.3%). For the Ryzen, nearest rivals include the Atom at 3520 (delta -0.1%), the Core i3-12300T at 3525 (delta -0.3%), the Intel Xeon E-2176G at 3502 (delta 0.4%), and the Xeon W-2135 at 3530 (delta -0.4%). These rival lists show that despite their architectural chasm, both chips land in the same aggregate performance neighborhood—but the composition of that performance is entirely different. The Atom achieves its average through modest scores across many tests, while the Ryzen's average is pulled down by the absence of many low-end tests and pulled up by strong multi-core results. The single head-to-head benchmark, however, leaves no ambiguity about which chip wins in raw compute.