Xeon E3-1245 v2 vs Core i3-9300T

The Xeon E3-1245 v2 packs 4 cores / 8 threads, matching the Core i3-9300T's 4 cores. Boost clocks reach 3.8 GHz on the Xeon E3-1245 v2 versus 3.8 GHz on the Core i3-9300T — identical boost frequencies (base: 3.4 GHz vs 3.2 GHz). The Xeon E3-1245 v2 uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Core i3-9300T uses Coffee Lake (2017−2019) (14 nm). In PassMark, the Xeon E3-1245 v2 scores 6,357 against the Core i3-9300T's 6,323 — a 0.5% lead for the Xeon E3-1245 v2. Geekbench 6 single-core — the metric most relevant to gaming — records 659 vs 1,000, a 41.1% lead for the Core i3-9300T that directly translates to higher frame rates. Multi-core Geekbench: 2,273 vs 3,265 (35.8% advantage for the Core i3-9300T). L3 cache: 8 MB (total) on the Xeon E3-1245 v2 vs 8 MB on the Core i3-9300T.

The Xeon E3-1245 v2 uses the LGA1155 socket (PCIe 3.0), while the Core i3-9300T uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Xeon E3-1245 v2 versus DDR4-2400 on the Core i3-9300T — the Core i3-9300T supports 28.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-9300T supports up to 64 GB of RAM compared to 32 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: Intel C202,Intel C204,Intel C206,Intel C216 (Xeon E3-1245 v2) and H310,B360,H370,Z370,Z390 (Core i3-9300T).

Neither processor supports overclocking. Virtualization support: Yes (Xeon E3-1245 v2) vs VT-x, VT-d, EPT (Core i3-9300T). Both include integrated graphics — HD Graphics P4000 (Xeon E3-1245 v2) and Intel UHD Graphics 630 (Core i3-9300T) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Xeon E3-1245 v2 targets Server, Core i3-9300T targets Low Power Desktop.

The Xeon E3-1245 v2 launched at $273 MSRP, while the Core i3-9300T debuted at $309. At current prices ($204 vs $309), the Xeon E3-1245 v2 is $105 cheaper. In terms of value (PassMark points per dollar), the Xeon E3-1245 v2 delivers 31.2 pts/$ vs 20.5 pts/$ for the Core i3-9300T — making the Xeon E3-1245 v2 the 41.4% better value option.