Xeon E3-1280 v6

Details and Benchmarks for Intel Xeon E3-1280 v6

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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 E3-1280 v6 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,669 Rank: 379
Rank Name Score Visual
375 Xeon E5-2699A v4 5,676
+0.1%
376 Xeon w3-2423 5,673
+0.1%
377 Ryzen 9 4900HS 5,670
+0%
378 Ryzen 5 3600 5,669
+0%
379 Xeon E3-1280 v6 5,669
380 Xeon Silver 4314 5,668
+-0%
381 Ryzen 7 PRO 2700 5,666
-0.1%
382 Core i7-9700 5,662
-0.1%
383 Core i9-10900T 5,662
-0.1%
384 Xeon E-2334 5,658
-0.2%

View full ranking →

Multicore Score

Multicore performance score for Xeon E3-1280 v6 based on multi-threaded benchmark results.

5,113 Rank: 561
Rank Name Score Visual
557 Intel Core i7-3770K 5,116
+0.1%
558 Intel Core i7-4850HQ 5,114
+0%
559 Core i7-3930K 5,114
+0%
560 Xeon E-2334 5,114
+0%
561 Xeon E3-1280 v6 5,113
562 Ryzen 5 2500X 5,111
+-0%
563 Xeon E-2174G 5,109
-0.1%
564 Core i7-8709G 5,107
-0.1%
565 Xeon E5-2667 v2 5,103
-0.2%
566 Xeon E5-1650 v2 5,099
-0.3%

View full ranking →

Singlecore Score

Single-core performance score for Xeon E3-1280 v6 based on single-threaded benchmark results.

6,040 Rank: 253
Rank Name Score Visual
249 Ryzen 3 PRO 7330U 6,048
+0.1%
250 Xeon E-2124 6,043
+0%
251 Ryzen 7 6800HS 6,043
+0%
252 Xeon E-2244G 6,042
+0%
253 Xeon E3-1280 v6 6,040
254 FX-8140 6,040
+0%
255 Core i5-7640X 6,038
+-0%
256 Core i7-10700F 6,034
-0.1%
257 Core i9-9820X 6,032
-0.1%
258 Core i5-10600KF 6,028
-0.2%

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Workload Scores

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

Number Crunching

Aggregated score for Xeon E3-1280 v6 based on integer math, floating point math, and prime number computation benchmarks.

4,732 Rank: 603
Rank Name Score Visual
599 Ryzen 3 PRO 4350GE 4,737
+0.1%
600 Ryzen 3 PRO 4350G 4,736
+0.1%
601 Xeon E3-1275 v6 4,734
+0%
602 Core i3-10300 4,734
+0%
603 Xeon E3-1280 v6 4,732
604 Core i7-3930K 4,731
+-0%
605 Core i7-1068NG7 4,729
-0.1%
606 Core i5-9400T 4,728
-0.1%
607 Xeon E3-1270 v6 4,728
-0.1%
608 Xeon E5-2637 v4 4,728
-0.1%

View full ranking →

Data Processing

Aggregated score for Xeon E3-1280 v6 based on data encryption, data compression, and string sorting benchmarks.

4,748 Rank: 609
Rank Name Score Visual
605 Xeon E-2324G 4,751
+0.1%
606 Core i5-8400 4,749
+0%
607 Core i3-10100 4,749
+0%
608 Core i7-1185G7E 4,749
+0%
609 Xeon E3-1280 v6 4,748
610 Core i7-6700K 4,748
+0%
611 Xeon E3-1270 v6 4,747
+-0%
612 Core i5-8500B 4,745
-0.1%
613 Core i7-1068NG7 4,745
-0.1%
614 Atom C3858 4,744
-0.1%

View full ranking →

Physics & Compute

Aggregated score for Xeon E3-1280 v6 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,813 Rank: 555
Rank Name Score Visual
551 Core i5-10400T 4,816
+0.1%
552 Ryzen 3 PRO 7330U 4,816
+0.1%
553 Core i7-8700T 4,815
+0%
554 Core i5-10500T 4,815
+0%
555 Xeon E3-1280 v6 4,813
556 Xeon E-2134 4,813
+0%
557 Core i7-1185G7 4,813
+0%
558 Ryzen 3 4100 4,813
+0%
559 Core i7-8850H 4,811
+-0%
560 Core i5-8259U 4,809
-0.1%

View full ranking →

Xeon E3-1280 v6 Details

The Xeon E3-1280 v6 ranks as a capable mid-tier server processor, positioned just below modern high-end desktop and workstation chips in overall performance. With a multicore score of 5113, it sits at #561 out of 2060 processors, placing it slightly behind the Core i7-4850HQ and Core i7-3930K, both of which share nearly identical scores. In single-core performance, it achieves a score of 6040, ranking #253, which puts it on par with the Xeon E-2244G and Ryzen 7 6800HS, though it trails the Ryzen 3 PRO 7330U and Core i7-10700F in some configurations. Overall, its performance score of 5669 places it at #378 in the broader ranking, just ahead of the Xeon Silver 4314 and Ryzen 7 PRO 2700, but well behind the top-tier processors in the list such as the Ryzen Threadripper PRO 9995WX and Core Ultra 9 285K.

The processor is built on Intel’s Kaby Lake microarchitecture, manufactured on a 14 nm process node, and operates with a base frequency of 3.9 GHz and a turbo boost up to 4.2 GHz. It features four cores with eight threads, enabled by Hyper-Threading technology, and includes a 1 MiB L2 cache and an 8 MiB L3 cache. The L1 cache is split into 0.125 MiB for data and 0.125 MiB for instructions, both 8-way set associative. It supports DDR3L-1866 and DDR4-2400 memory with dual-channel operation, reaching a maximum memory bandwidth of 35.76 GiB/s. The TDP is 72 W, and it uses the LGA-1151 socket, compatible with the Sunrise Point and Union Point chipsets.

Despite being released several years ago, the Xeon E3-1280 v6 remains relevant in server environments due to its ECC memory support, Intel VT-x and VT-d virtualization extensions, and secure execution technologies such as Intel TXT and Intel vPro. It also supports advanced instruction sets including AVX, AVX2, AES-NI, and FMA3, making it suitable for data processing and virtualization workloads. However, its lack of integrated graphics and limited modern features such as AVX-512 and PCIe 4.0 may limit its appeal in newer systems.

In benchmark comparisons, the Xeon E3-1280 v6 performs comparably to older mainstream desktop CPUs like the Core i7-8700T and Core i5-10500T, though it falls short of more recent processors such as the Ryzen 7 9800X3D and Core i9-14900KS. Its single-core performance is particularly strong relative to its multicore score, indicating that it is better suited for applications that rely on high clock speeds rather than thread-heavy workloads. The processor is not ideal for gaming or content creation on modern platforms, but it remains a viable option for light server tasks, small business workstations, and legacy system upgrades.

As of March 2026, the Xeon E3-1280 v6 holds a niche position in the server market, offering a balance of performance, reliability, and power efficiency. While it no longer competes with current-generation CPUs in raw power, its long-standing support for enterprise features and stable performance make it a dependable choice for cost-sensitive environments that prioritize stability over cutting-edge capabilities.
Frequently Compared

AMD Ryzen 3 PRO 2200GE 1 view

AMD Ryzen Threadripper 3970X 1 view

AMD Ryzen 9 PRO 3900 1 view

AMD Ryzen 5 PRO 3500U 1 view

Intel Xeon E3-1280 v6

Main Specifications

Designer: Intel
Name: Xeon E3-1280 v6
Family: Xeon
Series: E3-1200
Model Number: E3-1280
Cores: 4
Threads: 8
Base Frequency: 3900 MHz
Turbo Frequency (1 core): 4200 MHz
Clock Multiplier: 39x (locked)
Microarchitecture: Kaby Lake
Core Name: Kaby Lake DT
Core Family: 6
Core Model: 158
Socket: LGA-1151
Package: FCLGA-1151
Chipset: Sunrise Point and Union Point
Target Segment: Server
Max CPUs: 1
TDP: 72 W
Release Price: $612.00

Cache Specifications

L1 Cache: 256 KiB
L1 Instruction Cache: 128 KiB (8-way set associative)
L1 Data Cache: 128 KiB (8-way set associative)
L2 Cache: 1 MiB (4-way set associative)
L3 Cache: 8 MiB (16-way set associative)

Memory Specifications

Supported Memory Type: DDR3L-1866 and DDR4-2400
Memory Channels: 2
Maximum Memory: 64 GB
Maximum Bandwidth: 35.76 GB/s
ECC Support: Yes

Physical Specifications

Process: 14 nm
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 SST TXT vPro VT-x VT-d EPT MPX SGX Secure Key SMEP AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD NM KPT PTT MBE Ctrl
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