Intel Core i5-8250U vs Intel Xeon Gold 5320 Comparison

The Verdict

The Intel Xeon Gold 5320 and Intel Core i5-8250U occupy completely different performance tiers. The Xeon Gold 5320 is a server/workstation processor built for sustained multi-threaded workloads, while the Core i5-8250U is a mobile chip designed for efficiency in thin laptops. The benchmark data shows no contest: the Xeon Gold 5320 wins all six recorded head-to-head tests, with deltas ranging from 549.1% to 558% in its favor.

The Xeon Gold 5320 is the clear choice for anyone running heavy multi-core rendering, virtualization, or data center tasks. Its 26 cores and 52 threads deliver a Cinebench R23 multi-core score of 31924, which is 549.1% ahead of the Core i5-8250U's 4918. The single-core results tell a similar story, with the Xeon leading by 549.3% in Cinebench R23 single-core (4506 vs. 694). This is not a near-miss comparison; it is a generational and architectural chasm.

The Core i5-8250U, meanwhile, is for mobile users who need adequate productivity performance at a 15 W thermal envelope. Its Passmark results show strength in integer math (20885) and floating-point math (12706), but its Cinebench scores reveal the limits of a 4-core, 8-thread design. It is not a workstation part, and the data does not support using it as one.

Who should pick which? The Xeon Gold 5320 belongs in servers, workstations, and any environment where core count and memory bandwidth (191.6 GB/s) are paramount. The Core i5-8250U belongs in ultraportable laptops where battery life and mobility matter more than raw throughput. The database places the Xeon at the 65th percentile of all CPUs and the Core i5 at the 64th percentile, which is surprisingly close on average score, but that is due to the Core i5's Passmark workload diversity, not its Cinebench capability.

Architecture Differences

The two processors come from different eras and design philosophies. The Xeon Gold 5320 uses the Ice Lake-SP architecture on a 10 nm process node, manufactured by Intel. It is a server-class part with 26 cores, 52 threads, and a base clock of 2.20 GHz boosting to 3.40 GHz. Its thermal design power is 185 W, and it fits into Intel Socket 4189. The cache hierarchy is substantial: 64 KB of L1 per core, 1 MB of L2 per core, and 39 MB of shared L3 cache. Memory support is DDR4 over an eight-channel bus, delivering 191.6 GB/s of bandwidth, and it supports ECC memory. The PCIe implementation is Gen 4 with 64 lanes from the CPU. This is a part built for maximum data throughput and reliability.

The Core i5-8250U is a Kaby Lake-R mobile chip on a 14 nm process. It has 4 cores and 8 threads, with a base clock of 1600.00 MHz and a boost clock of 3.40 GHz. Its TDP is 15 W, which is less than one-tenth of the Xeon's power budget. It uses Intel BGA 1356 and includes integrated UHD 620 graphics. The cache is much smaller: 64 KB L1 per core, 256 KB L2 per core, and 6 MB shared L3. Memory support is DDR4, but the database records no memory bus width or bandwidth figure, and ECC memory is not supported. The die size is 123 mm², though the Xeon's die size is not recorded. The Core i5 was released in 2017, while the Xeon launched in 2021.

The architectural gap is not just core count; it is the entire platform. The Xeon supports eight-channel memory and 64 PCIe Gen 4 lanes, while the Core i5 has no recorded PCIe lanes and relies on a mobile memory controller. The Xeon's L3 cache (39 MB) is 6.5 times larger than the Core i5's (6 MB). Process node differences (10 nm vs. 14 nm) and cache-per-core differences (1 MB L2 vs. 256 KB L2) further separate the two.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Xeon Gold 5320 has 26 cores and 52 threads. The Intel Core i5-8250U has 4 cores and 8 threads. The Xeon offers 22 additional cores and 44 additional threads.

Q: What is the largest benchmark margin between the two?

A: The largest margin is in Cinebench R15 single-core, where the Xeon Gold 5320 scores 454 versus the Core i5-8250U's 69, a delta of 558%. The smallest margin is 549.1% in Cinebench R23 multi-core, where the Xeon scores 31924 versus 4918.

Q: Does the Core i5-8250U have any benchmark where it wins?

A: No. In the recorded head-to-head tests, the Core i5-8250U wins zero tests. The Xeon Gold 5320 wins all six Cinebench tests.

Q: What memory features differ between the two?

A: The Xeon Gold 5320 uses an eight-channel DDR4 memory bus with 191.6 GB/s bandwidth and supports ECC memory. The Core i5-8250U supports DDR4 but has no recorded memory bus width, bandwidth, or ECC capability.

Q: Which processor has integrated graphics?

A: The Core i5-8250U includes integrated UHD 620 graphics. The Xeon Gold 5320 has no integrated graphics recorded in the database.

Q: How do their average benchmark scores compare to their nearest rivals?

A: The Xeon Gold 5320 has an average benchmark score of 9234, nearly identical to the Intel Core i7-1165G7 at 9235 (0% delta) and slightly below the Intel Core i5-10300H at 9243 (-0.1% delta). The Core i5-8250U averages 8577, matching the Intel Core i7-10510U at 8580 (0% delta) and slightly above the Intel Core i5-8265U at 8568 (0.1% delta).

Specification Differences

The two processors differ in nearly every measurable specification. The Xeon Gold 5320 has 26 cores versus the Core i5-8250U's 4 cores, and 52 threads versus 8 threads. Base clocks differ significantly: the Xeon runs at 2.20 GHz, while the Core i5 runs at 1600.00 MHz. Both boost to 3.40 GHz, which is the only clock similarity. TDP is a major differentiator: 185 W for the Xeon versus 15 W for the Core i5. The Xeon uses Intel Socket 4189, while the Core i5 uses Intel BGA 1356.

Architecture and process differ: Ice Lake (Ice Lake-SP) on 10 nm for the Xeon versus Kaby Lake (Kaby Lake-R) on 14 nm for the Core i5. Cache configurations are distinct: the Xeon has 1 MB L2 per core and 39 MB shared L3, while the Core i5 has 256 KB L2 per core and 6 MB shared L3. Both have 64 KB L1 per core. The Xeon supports eight-channel DDR4 memory with 191.6 GB/s bandwidth and ECC; the Core i5 supports DDR4 with no recorded channel count, bandwidth, or ECC. PCIe differs: the Xeon has Gen 4 with 64 lanes, while the Core i5 has no recorded PCIe specification. Integrated graphics: the Xeon has none, the Core i5 has UHD 620. Market segment: Server/Workstation versus Mobile. Production status for both is Active. The Xeon was released in 2021, the Core i5 in 2017. The Core i5 has a recorded die size of 123 mm² and part number SR3LA; the Xeon has neither recorded. Both are multiplier-unlocked false.

Head-to-Head Benchmarks

The recorded benchmark data shows a total sweep for the Xeon Gold 5320. In Cinebench R15 multi-core, the Xeon scores 3217 against the Core i5's 495, a delta of 549.9%. In Cinebench R15 single-core, the Xeon scores 454 versus 69, a delta of 558%. This single-core result is notable because it shows that even in lightly threaded workloads, the server chip's higher base clock and newer architecture dominate the mobile chip's efficiency design.

Moving to Cinebench R20, the Xeon scores 13408 in multi-core versus 2065, a delta of 549.3%. In single-core, the Xeon scores 1892 versus 291, a delta of 550.2%. The multi-core margins are consistent across R15, R20, and R23, hovering around 549.1% to 549.9%. This consistency suggests the performance gap is structural, driven by core count and cache size, rather than workload-specific quirks.

In Cinebench R23, the most recent test, the Xeon scores 31924 in multi-core versus 4918, a delta of 549.1%. In single-core, the Xeon scores 4506 versus 694, a delta of 549.3%. The Xeon's single-core advantage in R23 (549.3%) is nearly identical to its multi-core advantage (549.1%), which is unusual. Typically, single-core gaps are smaller than multi-core gaps, but here the Xeon's superior per-core cache (1 MB L2) and newer process node give it a commanding lead even on a single thread.

The Core i5-8250U does have Passmark scores recorded, including data compression (76521), data encryption (1979), extended instructions (4920), find prime numbers (18), floating-point math (12706), integer math (20885), multithread (5812), physics (405), random string sorting (10257), and single-thread (1886). However, these are not part of the head-to-head comparison, which is limited to the six Cinebench tests. In those six tests, the Xeon Gold 5320 wins all six, with winsA equal to 6 and winsB equal to 0. The average benchmark score for the Xeon is 9234, and for the Core i5 it is 8577. Despite the Cinebench dominance, the average scores are closer because the Core i5's Passmark results, particularly integer math and data compression, pull its average upward.