AMD Ryzen 5 PRO 4655G vs Intel Xeon E-2278GE Comparison

Head-to-Head Benchmarks

The recorded Cinebench data presents a remarkably consistent picture. Across all six measured tests, the AMD Ryzen 5 PRO 4655G finishes ahead of the Intel Xeon E-2278GE, though the margins are uniformly narrow. The largest gap appears in Cinebench R15 single-core, where the AMD part scores 197 against Intel's 193, a 2.1% advantage. Multi-core results in the same test show 1397 versus 1372, a 1.8% edge.

Moving to Cinebench R20, the pattern holds. The Ryzen 5 PRO 4655G records 5823 in multi-core, while the Xeon E-2278GE manages 5719, again a 1.8% difference. Single-core scores of 821 and 807 represent a 1.7% lead for AMD. The most recent test generation, Cinebench R23, shows 13866 against 13619 in multi-core and 1957 against 1922 in single-core, both translating to a 1.8% margin.

What is notable here is not the size of the win, but its consistency. The AMD chip does not simply outperform in one workload type; it edges ahead in every single test, regardless of whether the task stresses one core or all of them. The deltas cluster tightly between 1.7% and 2.1%, suggesting a fundamental per-clock or per-thread efficiency advantage rather than a scenario where one chip is better suited to a particular benchmark.

The Intel Xeon E-2278GE, despite having more cores and threads, cannot convert that resource advantage into a benchmark victory. Its 8 cores and 16 threads do not overcome the Ryzen's architectural efficiency in these rendering workloads. The data indicates that the AMD part extracts more useful work from each clock cycle, which is a meaningful observation given the Xeon's higher boost clock.

Architecture Differences

The two processors come from fundamentally different design philosophies and manufacturing generations. The AMD Ryzen 5 PRO 4655G uses the Zen 2 architecture, codenamed Renoir, built on a 7 nm process at TSMC. The Intel Xeon E-2278GE relies on the older Coffee Lake architecture, specifically Coffee Lake-S WS, manufactured on Intel's 14 nm node. This process gap is substantial and explains much of the efficiency difference.

Transistor counts and die sizes reflect this generational divide. The AMD chip contains 9,800 million transistors on a 156 mm² die. The Intel part has no recorded transistor count in the database, but its die size is 180 mm². A smaller die with more transistors indicates a denser, more modern manufacturing process, which typically translates to lower power consumption per unit of work.

Cache hierarchies also differ significantly. Both processors share a 64 KB L1 cache per core. The L2 cache, however, differs: the AMD chip offers 512 KB per core, while the Intel part provides 256 KB per core. The L3 cache favors Intel, with 16 MB shared versus 8 MB shared on the AMD side. This means the Ryzen has a larger per-core L2, while the Xeon has a larger pool of shared L3.

Memory bandwidth numbers reflect the newer platform. The AMD part achieves 51.2 GB/s, while the Intel part records 42.7 GB/s, both using dual-channel DDR4. Both support ECC memory, which matters for workstation and server reliability. The PCIe configurations also differ: the Ryzen 5 PRO 4655G offers 20 lanes of PCIe Gen 3, while the Xeon E-2278GE provides 16 lanes of the same generation.

The integrated graphics solutions are distinct as well. AMD pairs the processor with Radeon Vega 7 graphics, while Intel includes UHD Graphics P630. The database does not record performance comparisons for these iGPU units, so no direct claims can be made about their relative capabilities.

Socket compatibility separates the two platforms entirely. The AMD chip uses Socket AM4, while the Intel part uses Socket 1151. These are not interchangeable, and system builders must commit to one platform or the other. The AMD part also has a lower TDP of 65 watts against Intel's 80 watts, which suggests the Ryzen achieves its performance with less thermal overhead.

Where Each One Wins

The benchmark data shows the AMD Ryzen 5 PRO 4655G winning all six recorded tests, but the practical significance of a 1.8% margin depends on the workload. For single-threaded applications, the AMD chip leads by 1.7% to 2.1% across the R15, R20, and R23 tests. This indicates a slight advantage in tasks that rely on one core's performance, such as lightly threaded productivity software or older applications that cannot use many cores.

In multi-threaded rendering, the AMD part again leads, but by a consistent 1.8% across all three Cinebench versions. This is more surprising given the Intel chip's higher core and thread counts. The Xeon E-2278GE has 8 cores and 16 threads, while the Ryzen has 6 cores and 12 threads. Despite this 33% core advantage for Intel, the AMD chip still produces higher scores. This suggests the Zen 2 architecture's efficiency per thread more than compensates for the raw thread count deficit.

For users who need ECC memory and workstation-class reliability, both processors qualify. The AMD part, however, does so with a lower TDP and a more modern process node. The Intel part, being from the Xeon E-2200 series, targets server and workstation deployments, and its production status is listed as end-of-life. The AMD chip remains active in production.

The Intel Xeon E-2278GE does hold one distinction: its boost clock reaches 4.70 GHz, higher than the AMD's 4.20 GHz. Yet the benchmark data does not show this translating into faster single-core scores. The AMD chip wins those tests anyway, which implies that instructions per clock, not raw frequency, drives the outcome.

Specification Differences

The two processors diverge on nearly every specification line. Core count favors Intel: 8 cores and 16 threads versus AMD's 6 cores and 12 threads. Base clocks differ, with AMD at 3.70 GHz and Intel at 3.30 GHz. Boost clocks reverse this, with Intel at 4.70 GHz and AMD at 4.20 GHz. The TDP difference is modest but real: 65 watts for AMD, 80 watts for Intel.

Process node technology is the most dramatic difference. AMD uses 7 nm at TSMC, while Intel uses 14 nm at its own foundry. This two-generation gap in manufacturing explains the transistor density difference and, likely, the efficiency characteristics. The AMD die is smaller at 156 mm², even though it houses more transistors.

Cache configurations show a trade-off. AMD provides 512 KB L2 per core, Intel provides 256 KB per core. AMD has 8 MB shared L3, Intel has 16 MB shared L3. L1 remains identical at 64 KB per core. Memory bandwidth favors AMD at 51.2 GB/s versus 42.7 GB/s. Both support dual-channel DDR4 and ECC.

PCIe lane counts differ: AMD offers 20 lanes, Intel offers 16 lanes, both at Gen 3. Integrated graphics are present on both chips but differ in model. The AMD part uses Radeon Vega 7, the Intel part uses UHD Graphics P630. Socket types are incompatible: AM4 for AMD, Socket 1151 for Intel.

Market segments are labeled differently. The AMD chip is classified as desktop, while the Intel chip is classified as server or workstation. Release dates show the Intel part launching in June 2019 and the AMD part launching in November 2022. The Intel chip carries a launch MSRP of $519, while the AMD part has no recorded launch price. Production status also differs: AMD is active, Intel is end-of-life.

Both processors have locked multipliers, so overclocking is not a differentiating factor. The part numbers differ, with AMD listing 100-00001155 and 100-00001155MPK, while Intel lists SRGDY.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Xeon E-2278GE has 8 cores and 16 threads. The AMD Ryzen 5 PRO 4655G has 6 cores and 12 threads.

Q: Despite having fewer cores, does the AMD chip win any benchmarks?

A: Yes. The AMD Ryzen 5 PRO 4655G wins all six recorded Cinebench tests, including multi-core versions where the Intel chip's extra cores might be expected to help.

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

A: The largest margin is in Cinebench R15 single-core, where the AMD chip leads by 2.1%. All other tests show margins between 1.7% and 1.8%.

Q: Do both processors support ECC memory?

A: Yes, both the AMD Ryzen 5 PRO 4655G and the Intel Xeon E-2278GE support ECC memory.

Q: Which processor has a higher boost clock?

A: The Intel Xeon E-2278GE has a boost clock of 4.70 GHz, higher than the AMD Ryzen 5 PRO 4655G's 4.20 GHz.

Q: What are the process nodes for each chip?

A: The AMD chip uses a 7 nm process at TSMC. The Intel chip uses a 14 nm process at Intel.

Q: Which processor is still in production?

A: The AMD Ryzen 5 PRO 4655G is listed as active. The Intel Xeon E-2278GE is listed as end-of-life.

Q: How do the TDP ratings compare?

A: The AMD chip has a TDP of 65 watts. The Intel chip has a TDP of 80 watts.

The Verdict

The data points to a clear, if narrow, overall winner. The AMD Ryzen 5 PRO 4655G outperforms the Intel Xeon E-2278GE in every recorded benchmark, despite having fewer cores, fewer threads, and a lower boost clock. The margins are small, ranging from 1.7% to 2.1%, but they are uniform across all six tests. This consistency suggests a genuine architectural advantage rather than a benchmark-specific quirk.

For users who prioritize raw multi-threaded throughput in rendering applications, the AMD chip is the better choice according to the recorded scores. The fact that it wins multi-core tests with only 6 cores against Intel's 8 cores is telling. It implies that the Zen 2 architecture delivers more performance per core, and the 7 nm process allows higher efficiency at a lower TDP.

The Intel Xeon E-2278GE does offer a larger L3 cache at 16 MB versus 8 MB, and a higher boost clock at 4.70 GHz versus 4.20 GHz. These specifications do not translate into benchmark wins in the recorded data, but they may matter in workloads not covered by the Cinebench suite. The Intel chip also carries a launch MSRP of $519, while the AMD part has no recorded launch price, so no cost comparison can be made from the data.

System builders must consider platform ecosystem. The AMD chip uses Socket AM4 and is classified as a desktop processor. The Intel chip uses Socket 1151 and targets server or workstation deployments. The Intel part is end-of-life, while the AMD part is still active in production, which may affect long-term availability and support.

The AMD Ryzen 5 PRO 4655G is the benchmark winner across the board. Its combination of a modern 7 nm process, higher memory bandwidth, and efficient Zen 2 architecture overcomes the Intel chip's advantages in core count, cache size, and boost frequency. For anyone choosing between these two based on the recorded Cinebench data, the AMD part delivers slightly better performance in both single-threaded and multi-threaded tasks, while consuming less power. The Intel Xeon E-2278GE remains a capable processor, but the data does not show a scenario where it wins.