Xeon X5677

Details and Benchmarks for Intel Xeon X5677

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Xeon X5677 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,653 Rank: 1147
Rank Name Score Visual
1143 Xeon E3-1270 4,660
+0.2%
1144 Core i3-6100H 4,658
+0.1%
1145 Core i5-2320 4,657
+0.1%
1146 Xeon E3-1245 4,654
+0%
1147 Xeon X5677 4,653
1148 Xeon Bronze 3204 4,652
+-0%
1149 Intel Core i3-7100U 4,652
+-0%
1150 Core i7-3687U 4,647
-0.1%
1151 Core i7-4500U 4,647
-0.1%
1152 Core i7-2655LE 4,646
-0.2%

View full ranking →

Multicore Score

Multicore performance score for Xeon X5677 based on multi-threaded benchmark results.

4,655 Rank: 1024
Rank Name Score Visual
1020 Core i7-2710QE 4,658
+0.1%
1021 Xeon E3-1280 v2 4,658
+0.1%
1022 Xeon E3-1280 4,658
+0.1%
1023 Phenom II X6 1100T 4,656
+0%
1024 Xeon X5677 4,655
1025 Xeon E5-1607 v4 4,654
+-0%
1026 FX-6200 4,653
+-0%
1027 Celeron B800 4,652
-0.1%
1028 Xeon X3470 4,652
-0.1%
1029 Phenom II X6 1045T 4,651
-0.1%

View full ranking →

Singlecore Score

Single-core performance score for Xeon X5677 based on single-threaded benchmark results.

4,652 Rank: 1175
Rank Name Score Visual
1171 A10-9700E 4,660
+0.2%
1172 Core i5 M 450 4,659
+0.2%
1173 Xeon X3460 4,658
+0.1%
1174 A12-9800E 4,656
+0.1%
1175 Xeon X5677 4,652
1176 Xeon X5660 4,650
+-0%
1177 Core i3-2105 4,650
+-0%
1178 Xeon D-1577 4,647
-0.1%
1179 Core i7 860 4,647
-0.1%
1180 Ryzen 3 3250U 4,646
-0.1%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Xeon X5677 based on integer math, floating point math, and prime number computation benchmarks.

4,641 Rank: 858
Rank Name Score Visual
854 Core i7-4700HQ 4,642
+0%
855 Xeon E3-1290 4,642
+0%
856 Core i7-4710HQ 4,641
+0%
857 Core i7-3720QM 4,641
+0%
858 Xeon X5677 4,641
859 Xeon Bronze 3204 4,640
+-0%
860 Ryzen 3 PRO 3200G 4,639
+-0%
861 Core i7-2700K 4,639
+-0%
862 Core i5-4570S 4,639
+-0%
863 Core i5-7440EQ 4,638
-0.1%

View full ranking →

Data Processing

Aggregated score for Xeon X5677 based on data encryption, data compression, and string sorting benchmarks.

4,633 Rank: 819
Rank Name Score Visual
815 Core i7-4770T 4,639
+0.1%
816 Core i7-4720HQ 4,639
+0.1%
817 Core i7-10510U 4,637
+0.1%
818 Core i7-4700HQ 4,633
+0%
819 Xeon X5677 4,633
820 Core i5-6600K 4,632
+-0%
821 Core i7-4710HQ 4,632
+-0%
822 Core i7-6700TE 4,631
+-0%
823 Core i7-3615QM 4,631
+-0%
824 Xeon E5645 4,631
+-0%

View full ranking →

Physics & Compute

Aggregated score for Xeon X5677 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,612 Rank: 932
Rank Name Score Visual
928 Ryzen 3 2200GE 4,613
+0%
929 Core i7-6660U 4,613
+0%
930 Core i7-2600S 4,613
+0%
931 Core i3-6300 4,612
+0%
932 Xeon X5677 4,612
933 Core i3-7300T 4,611
+-0%
934 Core i7-7560U 4,610
+-0%
935 Core i5-2500K 4,610
+-0%
936 Core i5-3450S 4,610
+-0%
937 Core i5-3350P 4,610
+-0%

View full ranking →

Xeon X5677 Details

The Intel Xeon X5677 stands as a relic from the early 2010s, launched in March 2010, and represents a generation of server processors that are now well over a decade old. While its performance metrics may seem modest compared to today's top-tier CPUs, it was once a formidable option in the server and workstation space, particularly for environments requiring robust multi-threaded performance and ECC memory support. As of March 2026, the Xeon X5677 is firmly in the category of legacy hardware, with no modern relevance in consumer or high-performance computing markets. Its 32 nm process and Westmere-EP architecture are outdated by current standards, but its design reflects the priorities of its time: reliability, scalability, and enterprise-grade features.

At its core, the Xeon X5677 features four physical cores, which are augmented by Intel's Hyper-Threading technology to deliver eight logical threads. This allows the processor to efficiently handle a wide range of workloads, particularly those that can leverage parallel processing. The base clock speed of 3.466 GHz is complemented by a turbo frequency of up to 3.733 GHz, providing a modest performance boost under lighter loads. With a total of 11.444 MiB of L3 cache, the processor benefits from a large shared cache pool, which enhances data access speeds and reduces latency for multi-threaded applications. The chip operates on a triple-channel DDR3 memory interface, supporting ECC memory—a crucial feature for mission-critical systems where data integrity is paramount.

Despite its age, the Xeon X5677 maintains a solid standing in benchmark comparisons from its era. It achieves an overall score of 4653, placing it at #1147 among 2060 processors, with a single-core score of 4652 (#1175) and a multicore score of 4655 (#1024). These results indicate that while the processor is competitive within its historical context, its performance is largely constrained by its outdated architecture and manufacturing process. It outperforms several modern low-power and entry-level CPUs, such as the Core i3-7100U and Celeron B800, but falls significantly behind contemporary high-end processors like the Ryzen Threadripper PRO 9995WX, which scores over double its multicore performance. The Xeon X5677’s strongest performance category is multicore, where it ranks slightly higher than its single-core score, suggesting that its multi-threaded capabilities remain relatively effective for legacy applications.

The processor lacks integrated graphics, meaning it requires a discrete GPU for any visual output, a common trait in server-oriented designs. It supports a wide array of instruction sets, including AVX, AES-NI, and virtualization technologies like VT-x and VT-d, making it suitable for virtualized environments and data-intensive workloads. However, its 130 W TDP and lack of modern power efficiency features limit its appeal in today’s energy-conscious computing landscape. The Xeon X5677 also supports up to two processors in a symmetric multiprocessing (SMP) configuration, enabling scalability in multi-socket server systems.

In summary, the Intel Xeon X5677 is best suited for legacy server environments, retro computing projects, or specialized applications where its ECC support, multi-threading, and SMP capabilities are essential. While it no longer competes with modern processors, its historical significance and feature set make it a notable piece of Intel's server lineage. For users seeking a reliable, multi-threaded processor for older systems, the Xeon X5677 remains a viable option—albeit one that should be viewed through the lens of its time.
Frequently Compared

AMD Ryzen 3 PRO 2200GE 3 views

AMD Ryzen 5 3600 3 views

AMD Ryzen 9 PRO 3900 3 views

AMD Ryzen 5 3500X 3 views

AMD Phenom 9650 3 views

AMD A8-7200P 3 views

AMD Ryzen Threadripper 2970WX 3 views

AMD Ryzen Threadripper 1950X 2 views

Intel Xeon W3505 2 views

AMD A10-5757M 2 views

Intel Xeon X5677

Main Specifications

Designer: Intel
Name: Xeon X5677
Cores: 4
Threads: 8
Base Frequency: 3466 MHz
Clock Multiplier: 26x (locked)
Core Name: Westmere-EP
Socket: Socket 1366
Package: FC-LGA10
Target Segment: Server
TDP: 130 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.244 MiB
L3 Cache: 11.444 MiB

Memory Specifications

Supported Memory Type: DDR3

Physical Specifications

Process: 32 nm
Die Area: 239 mm²
Manufacturer: Intel

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST SST TXT vPro VT-x VT-d EPT AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD NM KPT PTT MBE Ctrl DL Boost AVX512_VNNI
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