Intel Core i7-1185G7E vs Intel Xeon E-2176M Comparison

FAQ

Q: Which processor has more cores and threads?

A: The Intel Xeon E-2176M has 6 cores and 12 threads, while the Intel Core i7-1185G7E has 4 cores and 8 threads.

Q: What are the thermal design power (TDP) levels of these two chips?

A: The Xeon E-2176M is rated at 45 W, while the Core i7-1185G7E is rated at 15 W, reflecting their different market segments.

Q: Which CPU supports ECC memory?

A: The Intel Xeon E-2176M supports ECC memory, whereas the Intel Core i7-1185G7E does not.

Q: What is the difference in PCIe support?

A: The Xeon E-2176M provides PCIe Gen 3 with 16 lanes (CPU only), while the Core i7-1185G7E provides PCIe Gen 4 with 4 lanes (CPU only).

Q: Which chip wins the Geekbench single-core test?

A: The Intel Core i7-1185G7E wins the Geekbench single-core test with a score of 1756, which is 22.4% higher than the Xeon's score of 1362.

Q: How do the two processors compare in overall average benchmark score?

A: The Xeon E-2176M has an average benchmark score of 2751, while the Core i7-1185G7E has an average score of 2703, a difference of about 1.8% in favor of the Xeon.

Where Each One Wins

The benchmark data splits this comparison into two distinct territories. The Intel Xeon E-2176M dominates the Cinebench suite, winning all six recorded Cinebench tests. In Cinebench R23 multi-core, the Xeon scores 9140 versus the Core i7's 8303, a 10.1% advantage. The same margin appears in Cinebench R20 multi-core (3838 vs 3487) and Cinebench R15 multi-core (921 vs 836). Even in single-core Cinebench tests, the Xeon holds a consistent edge: 129 vs 118 in R15, 541 vs 492 in R20, and 1290 vs 1172 in R23, each roughly a 9 to 10% lead.

The Intel Core i7-1185G7E, however, flips the script in Geekbench. It wins the multi-core test with 5459 versus 4787, a 12.3% margin, and the single-core test with 1756 versus 1362, a substantial 22.4% margin. This suggests the newer Tiger Lake architecture delivers superior per-thread performance in certain workloads despite having fewer cores and a much lower TDP.

The use-case split is clear. For heavily threaded rendering and compute tasks, as measured by Cinebench, the Xeon's six physical cores provide a meaningful advantage. For single-threaded responsiveness and IPC-sensitive applications, as measured by Geekbench, the Core i7 is the stronger performer. The Xeon also carries workstation credentials with ECC memory support and a server/workstation market segment, while the Core i7 is an active mobile part with integrated Iris Xe graphics.

Architecture Differences

The two processors come from different architectural eras. The Intel Xeon E-2176M is built on the Coffee Lake architecture, specifically Coffee Lake-H, and uses a 14 nm process node from Intel. Its die size is 154 mm². The Core i7-1185G7E uses the Tiger Lake architecture, specifically Tiger Lake-U, on a 10 nm process node, with a die size of 144 mm².

The cache configurations differ notably. The Xeon has 64 KB of L1 cache per core and 256 KB of L2 cache per core, with 12 MB of shared L3 cache. The Core i7 has 80 KB of L1 cache per core and a much larger 1.25 MB of L2 cache per core, also with 12 MB of shared L3 cache. The larger L2 cache on the Core i7 is a hallmark of the newer Willow Cove cores.

Memory support also separates them. The Xeon supports DDR4 memory on a dual-channel bus with a recorded memory bandwidth of 42.7 GB/s and ECC support. The Core i7 supports both DDR4 and LPDDR4X on a dual-channel bus, though its memory bandwidth is not recorded in the database. The Core i7 does not support ECC.

PCIe capabilities reflect their target platforms. The Xeon offers PCIe Gen 3 with 16 lanes from the CPU, while the Core i7 offers PCIe Gen 4 with only 4 lanes from the CPU. The integrated graphics differ as well: the Xeon uses UHD Graphics P630, while the Core i7 uses Iris Xe-LP Graphics G7 96EU, a much more capable integrated GPU for a mobile part.

Specification Differences

The two chips differ across nearly every specification field. The Xeon E-2176M has 6 cores and 12 threads, while the Core i7-1185G7E has 4 cores and 8 threads. The base clock is 2.70 GHz for the Xeon versus 1800.00 MHz for the Core i7, though both boost to 4.40 GHz. TDP is a major separator: 45 W for the Xeon versus 15 W for the Core i7.

The sockets are different, with the Xeon using Intel BGA 1440 and the Core i7 using Intel BGA 1449. The Xeon is from the Xeon E-2100 series, while the Core i7 has no series designation in the database. The Xeon uses Coffee Lake architecture, the Core i7 uses Tiger Lake. The process node is 14 nm for the Xeon and 10 nm for the Core i7. Die size is 154 mm² for the Xeon and 144 mm² for the Core i7.

Cache hierarchies differ, as noted above. The Xeon has 64 KB L1 per core, 256 KB L2 per core, and 12 MB shared L3. The Core i7 has 80 KB L1 per core, 1.25 MB L2 per core, and 12 MB shared L3. Memory support, ECC capability, PCIe generation and lane count, integrated graphics, market segment, production status, release date, launch MSRP, and part number all differ. The Xeon is end-of-life and was released in 2018, with a launch MSRP of $450 and part number SR3YX. The Core i7 is active, released in 2020, with a launch MSRP of $431 and part number SRK0X.

Head-to-Head Benchmarks

The head-to-head data shows a lopsided split: the Xeon wins 6 of 8 benchmark comparisons, while the Core i7 wins 2. The Xeon's wins are all in Cinebench tests, with margins clustered around 10%. The largest Cinebench margin is in R15 multi-core, where the Xeon scores 921 versus 836, a 10.2% delta. In R20 multi-core, the Xeon leads 3838 to 3487, a 10.1% margin. R23 multi-core shows 9140 versus 8303, also 10.1%. Single-core Cinebench margins are slightly smaller: 9.3% in R15 (129 vs 118), 10% in R20 (541 vs 492), and 10.1% in R23 (1290 vs 1172).

The Core i7's wins come in Geekbench, and they are decisive. In Geekbench multi-core, the Core i7 scores 5459 against the Xeon's 4787, a 12.3% lead. In Geekbench single-core, the Core i7 scores 1756 against 1362, a 22.4% lead. These are the largest margins in either direction across all tests.

This pattern indicates a fundamental trade-off. The Xeon's six cores provide a steady 10% advantage in Cinebench's rendering workloads, which scale with core count and sustained clock speed. The Core i7's newer architecture, with its larger L2 cache and higher IPC, delivers a 12 to 22% advantage in Geekbench, which favors per-core efficiency and memory subsystem performance.

The average benchmark scores reflect this balance. The Xeon's average score is 2751, placing it in the 50th percentile of all CPUs. Its nearest rivals include the AMD Ryzen 3 4300GE (avg 2759, delta -0.3%), the AMD EPYC 7261 (avg 2740, delta 0.4%), the AMD Ryzen 3 5400U (avg 2765, delta -0.5%), and the AMD Ryzen 3 PRO 4350GE (avg 2767, delta -0.6%). The Core i7's average score is 2703, also in the 50th percentile, with nearest rivals including the Intel Xeon E5-2640 v3 (avg 2703, delta 0%), the Intel Core i7-8700T (avg 2701, delta 0.1%), the Intel Core i5-1345UE (avg 2698, delta 0.2%), and the Intel Xeon E-2226G (avg 2709, delta -0.2%).

The recorded data shows that the Xeon holds a slight overall edge in average score, but the Core i7's Geekbench wins are large enough to matter in specific applications. The Xeon's 45 W TDP and older process node suggest a different design philosophy than the Core i7's 15 W mobile focus, yet both land within 2% of each other on aggregate benchmarks. The choice between them depends entirely on whether the workload favors Cinebench-style multi-threaded rendering or Geekbench-style per-core responsiveness.