Intel Xeon E3-1276 v3 vs E5-1630 v3

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Combined performance score

Xeon E5-1630 v3
4.82

E3-1276 v3 outperforms E5-1630 v3 by 1% in our combined benchmark results.

General info

Comparing Xeon E5-1630 v3 and Xeon E3-1276 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking11591146
Place by popularitynot in top-100not in top-100
Value for money3.753.20
Market segmentServerServer
Architecture codenameHaswell-EP (2014)no data
Release date8 September 2014 (9 years old)1 April 2014 (9 years old)
Current price$149 $177
Value for money

Performance per price, higher is better.

Xeon E5-1630 v3 has 17% better value for money than Xeon E3-1276 v3.

Technical specs

Xeon E5-1630 v3 and Xeon E3-1276 v3 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)4 (Quad-Core)
Threads88
Base clock speed3.7 GHz3.6 GHz
Boost clock speed3.8 GHz4 GHz
L1 cache64K (per core)no data
L2 cache256K (per core)no data
L3 cache10 MB (shared)8 MB Intel® Smart Cache
Chip lithography22 nm22 nm
Die size356 mm2no data
Maximum core temperature66 °Cno data
Number of transistors2,600 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Xeon E5-1630 v3 and Xeon E3-1276 v3 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCLGA2011FCLGA1150
Power consumption (TDP)140 Watt84 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-1630 v3 and Xeon E3-1276 v3. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access-+
SIPPno data+
Demand Based Switching+no data
PAE46 Bitno data
FDIno data+
Fast Memory Accessno data+
StatusDiscontinuedDiscontinued

Security technologies

Xeon E5-1630 v3 and Xeon E3-1276 v3 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
Identity Protection++
OS Guard++
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-1630 v3 and Xeon E3-1276 v3 are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-1630 v3 and Xeon E3-1276 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1333, DDR4-1600, DDR4-1866, DDR4-2133DDR3L-1333, DDR3L-1600
Maximum memory size768 GB32 GB
Max memory channels42
Maximum memory bandwidth68 GB/s25.6 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Max video memoryno data1.7 GB
Quick Sync Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.25 GHz
Execution Unitsno data20
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Xeon E5-1630 v3 and Xeon E3-1276 v3 integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPortno data+
HDMIno data+
VGAno data+

Graphics image quality

Maximum display resolutions supported by Xeon E5-1630 v3 and Xeon E3-1276 v3 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data3840x2160@60Hz
Max resolution over DisplayPortno data3840x2160@60Hz
Max resolution over VGAno data2880x1800@60Hz

Graphics API support

APIs supported by Xeon E5-1630 v3 and Xeon E3-1276 v3 integrated GPUs, sometimes API versions are included.

DirectXno data11.2
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Xeon E5-1630 v3 and Xeon E3-1276 v3.

PCIe version3.03.0
PCI Express lanes4016

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon E5-1630 v3 4.82
Xeon E3-1276 v3 4.85
+0.6%

E3-1276 v3 outperforms E5-1630 v3 by 1% in our combined benchmark results.


Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

Xeon E5-1630 v3 7398
Xeon E3-1276 v3 7448
+0.7%

E3-1276 v3 outperforms E5-1630 v3 by 1% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

Xeon E5-1630 v3 1123
Xeon E3-1276 v3 1220
+8.6%

E3-1276 v3 outperforms E5-1630 v3 by 9% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

Xeon E5-1630 v3 4079
+1.2%
Xeon E3-1276 v3 4031

E5-1630 v3 outperforms E3-1276 v3 by 1% in GeekBench 5 Multi-Core.

Gaming performance

Advantages and disadvantages


Performance score 4.82 4.85
Recency 8 September 2014 1 April 2014
Power consumption (TDP) 140 Watt 84 Watt

We couldn't decide between Xeon E5-1630 v3 and Xeon E3-1276 v3. The differences in performance seem too small.


Should you still have questions on choice between Xeon E5-1630 v3 and Xeon E3-1276 v3, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Xeon E5-1630 v3
Xeon E5-1630 v3
Intel Xeon E3-1276 v3
Xeon E3-1276 v3

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