Phenom II X4 830 vs Xeon E3-1275

Aggregate performance score

Xeon E3-1275
2011
4 cores / 8 threads, 95 Watt
3.60
+167%

Xeon E3-1275 outperforms Phenom II X4 830 by a whopping 167% based on our aggregate benchmark results.

Primary details

Comparing Xeon E3-1275 and Phenom II X4 830 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15282256
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.012.15
Market segmentServerDesktop processor
Power efficiency3.461.30
Architecture codenameSandy Bridge (2011−2013)Deneb (2009−2011)
Release date3 April 2011 (13 years ago)1 September 2009 (15 years ago)
Launch price (MSRP)$450$80

Cost-effectiveness evaluation

Performance per price, higher is better.

Phenom II X4 830 has 113% better value for money than Xeon E3-1275.

Detailed specifications

Xeon E3-1275 and Phenom II X4 830 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)
Threads84
Base clock speed3.4 GHz2.8 GHz
Boost clock speed3.8 GHz2.8 GHz
L1 cache64 KB (per core)128 KB (per core)
L2 cache256 KB (per core)512 KB (per core)
L3 cache8 MB (shared)4 MB (shared)
Chip lithography32 nm45 nm
Die size216 mm2258 mm2
Maximum core temperature73 °Cno data
Number of transistors1,160 million758 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E3-1275 and Phenom II X4 830 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
SocketLGA1155AM3
Power consumption (TDP)95 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1275 and Phenom II X4 830. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXno data
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Demand Based Switching+no data
FDI+no data
Fast Memory Access+no data

Security technologies

Xeon E3-1275 and Phenom II X4 830 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Identity Protection+-

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1275 and Phenom II X4 830 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1275 and Phenom II X4 830. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth21 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD P3000On certain motherboards (Chipset feature)
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.35 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Xeon E3-1275 and Phenom II X4 830 integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1275 and Phenom II X4 830.

PCIe version2.02.0
PCI Express lanes20no data

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 E3-1275 3.60
+167%
Phenom II X4 830 1.35

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.

Xeon E3-1275 5516
+166%
Phenom II X4 830 2070

Gaming performance

Pros & cons summary


Performance score 3.60 1.35
Recency 3 April 2011 1 September 2009
Threads 8 4
Chip lithography 32 nm 45 nm

Xeon E3-1275 has a 166.7% higher aggregate performance score, an age advantage of 1 year, 100% more threads, and a 40.6% more advanced lithography process.

The Xeon E3-1275 is our recommended choice as it beats the Phenom II X4 830 in performance tests.

Be aware that Xeon E3-1275 is a server/workstation processor while Phenom II X4 830 is a desktop one.


Should you still have questions on choice between Xeon E3-1275 and Phenom II X4 830, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Xeon E3-1275
Xeon E3-1275
AMD Phenom II X4 830
Phenom II X4 830

Similar processor comparisons

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Community ratings

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Questions & comments

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