Xeon E-2126G

Details and Benchmarks for Intel Xeon E-2126G

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 E-2126G based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,861 Rank: 300
Rank Name Score Visual
296 Xeon W-2175 5,864
+0.1%
297 Core 7 150U 5,863
+0%
298 EPYC 7351 5,862
+0%
299 Ryzen 7 3700X 5,861
+0%
300 Xeon E-2126G 5,861
301 Ryzen 7 PRO 2700X 5,859
+-0%
302 Core i7 880 5,855
-0.1%
303 Core i7-10700K 5,854
-0.1%
304 Xeon E-2324G 5,853
-0.1%
305 Ryzen 7 7435HS 5,853
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Xeon E-2126G based on multi-threaded benchmark results.

5,198 Rank: 515
Rank Name Score Visual
511 Ryzen 5 4500 5,208
+0.2%
512 AMD Ryzen 3 1200 5,206
+0.2%
513 Xeon E-2288G 5,205
+0.1%
514 Ryzen 3 PRO 3200G 5,201
+0.1%
515 Xeon E-2126G 5,198
516 Ryzen 5 1600X 5,194
-0.1%
517 Xeon E5-2697 v2 5,193
-0.1%
518 Xeon E5-2603 v4 5,191
-0.1%
519 Xeon E5-2650 v4 5,189
-0.2%
520 Ryzen 3 7440U 5,187
-0.2%

View full ranking →

Singlecore Score

Single-core performance score for Xeon E-2126G based on single-threaded benchmark results.

6,303 Rank: 177
Rank Name Score Visual
173 Ryzen 7 5700 6,314
+0.2%
174 Core i9-11900F 6,311
+0.1%
175 Core i3-7350K 6,306
+0%
176 Core i9-9960X 6,304
+0%
177 Xeon E-2126G 6,303
178 Core i7-8700K 6,302
+-0%
179 Core Ultra 5 125U 6,298
-0.1%
180 Ryzen 7 7840U 6,283
-0.3%
181 Xeon E-2246G 6,282
-0.3%
182 Xeon E-2224 6,267
-0.6%

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 E-2126G based on integer math, floating point math, and prime number computation benchmarks.

4,829 Rank: 501
Rank Name Score Visual
497 Core i7-8700B 4,832
+0.1%
498 Xeon E5-2630L v4 4,832
+0.1%
499 Ryzen 5 5500U 4,831
+0%
500 Xeon E-2186M 4,829
+0%
501 Xeon E-2126G 4,829
502 Ryzen 3 3300X 4,829
+0%
503 Ryzen 3 PRO 5350GE 4,829
+0%
504 Xeon E5-2630 v3 4,826
-0.1%
505 Ryzen 3 PRO 7330U 4,826
-0.1%
506 Core i7-9700T 4,824
-0.1%

View full ranking →

Data Processing

Aggregated score for Xeon E-2126G based on data encryption, data compression, and string sorting benchmarks.

4,776 Rank: 575
Rank Name Score Visual
571 Ryzen 3 7320U 4,781
+0.1%
572 Core i5-8600K 4,780
+0.1%
573 Core i7-7740X 4,779
+0.1%
574 Core i7-7700K 4,779
+0.1%
575 Xeon E-2126G 4,776
576 Core i5-8600 4,776
+0%
577 Core i5-9500F 4,775
+-0%
578 Xeon W-2125 4,775
+-0%
579 Core i7-9850HE 4,775
+-0%
580 Xeon E3-1285 v6 4,774
+-0%

View full ranking →

Physics & Compute

Aggregated score for Xeon E-2126G based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,930 Rank: 443
Rank Name Score Visual
439 Core 7 150U 4,938
+0.2%
440 Xeon D-2141I 4,933
+0.1%
441 Xeon E-2136 4,932
+0%
442 Xeon E5-2640 v4 4,930
+0%
443 Xeon E-2126G 4,930
444 Core i9-9900T 4,930
+0%
445 Ryzen 7 PRO 5875U 4,929
+-0%
446 Ryzen 3 7440U 4,924
-0.1%
447 Core i9-9980HK 4,922
-0.2%
448 Core i7-8700 4,921
-0.2%

View full ranking →

Xeon E-2126G Details

Ranking #299 of 2060 in overall performance, the Intel Xeon E-2126G presents a compelling option for workstation environments where reliability and integrated graphics are priorities. Released in July 2018, this processor is now over seven years old, placing it in the category of mature hardware. While it no longer competes with modern high-end CPUs, its design reflects Intel's focus on enterprise-grade features, including ECC memory support and robust virtualization capabilities. Despite its age, the Xeon E-2126G remains relevant in legacy systems and cost-sensitive deployments where high single-core performance is needed without the need for cutting-edge multicore scaling.

Built on the Coffee Lake microarchitecture and fabricated on a 14 nm process, the Xeon E-2126G features six cores and six threads, with a base clock of 3.3 GHz and a turbo boost frequency of up to 4.5 GHz. The processor supports DDR4-2666 memory in a dual-channel configuration, delivering a maximum memory bandwidth of 42.7 GB/s. It includes 12 MB of L3 cache and 1.5 MB of L2 cache, with L1 cache split into 0.188 MiB for both instruction and data. The chip operates at a TDP of 80 W, requiring adequate cooling, particularly under sustained loads. It uses the LGA-1151 socket and supports the DMI 3.0 bus, with a maximum PCIe 3.0 lane count of 16.

Integrated into the Xeon E-2126G is the UHD Graphics P630 GPU, which features 24 execution units and can boost to 1.15 GHz, though its base frequency is 350 MHz. This GPU supports up to three displays and is suitable for basic graphical tasks, video playback, and light content creation. The processor also includes a comprehensive suite of instruction set extensions, including AVX, AVX2, AES-NI, and Intel’s virtualization technologies such as VT-x, VT-d, and EPT. These features enhance performance in virtualized environments and support for secure boot and memory protection.

In benchmark testing, the Xeon E-2126G achieves a single-core score of 6,303, placing it #177 in the single-core rankings. Its multicore performance scores 5,198, ranking #515 overall, which reflects the strong per-core performance typical of Coffee Lake designs. The overall Passmark score of 5,861 positions it just above average in the broader CPU landscape. While it is outpaced by modern high-end processors like the Ryzen 9 9950X3D and Core Ultra 9 285K, it holds its own against many mid-tier desktop and server chips, particularly in applications that benefit from high clock speeds and ECC memory.

As of March 2026, the Xeon E-2126G remains a solid choice for workstations and small server environments requiring Intel’s vPro and secure execution technologies. Its strong single-thread performance makes it suitable for legacy software, CAD tools, and virtualization tasks, though its multicore performance is limited by its six-core design and lack of simultaneous multithreading. For users maintaining older systems or seeking a reliable, ECC-enabled processor with integrated graphics, the Xeon E-2126G still offers a viable and cost-effective solution.
Frequently Compared

AMD Ryzen 9 PRO 3900 3 views

Intel Xeon E5-2667 v4 3 views

AMD Ryzen 5 PRO 3500U 2 views

Intel Xeon Silver 4114 2 views

Intel Xeon Silver 4112 2 views

AMD Ryzen 3 PRO 2200GE 1 view

Intel Xeon Silver 4116T 1 view

Intel Xeon Silver 4110 1 view

Intel Xeon E-2126G

Main Specifications

Designer: Intel
Name: Xeon E-2126G
Family: Xeon
Series: E-2000
Model Number: E-2126G
Cores: 6
Threads: 6
Base Frequency: 3300 MHz
Turbo Frequency (1 core): 4500 MHz
Clock Multiplier: 33x (locked)
Microarchitecture: Coffee Lake
Core Name: Coffee Lake E
Core Family: 6
Core Model: 158
Socket: Socket H4 and LGA-1151
Package: FCLGA-1151 and FCLGA14C
Chipset: Cannon
Target Segment: Workstation
Max CPUs: 1
TDP: 80 W
Release Price: $255.00

Cache Specifications

L1 Cache: 384 KiB
L1 Instruction Cache: 192.512 KiB (8-way set associative)
L1 Data Cache: 192.512 KiB (8-way set associative)
L2 Cache: 1.5 MiB (4-way set associative)
L3 Cache: 12 MiB (16-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2666
Memory Channels: 2
Maximum Memory: 64 GB
Maximum Bandwidth: 39.74 GB/s
ECC Support: Yes

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 16
PCIe Configuration: 1x16, 2x8, 1x8+2x4

Integrated Graphics

GPU: UHD Graphics P630
GPU Designer: Intel
GPU Max Frequency: 1150 MHz
Execution Units: 24

Physical Specifications

Process: 14 nm
Die Area: 154 mm²
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

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 TXT vPro VT-x VT-d EPT MPX SGX Secure Key SMEP IPT TSX Flex Memory MWT ISRT
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