EPYC 7H12 vs Xeon E5520

VS

Aggregate performance score

Xeon E5520
2009
4 cores / 8 threads, 80 Watt
1.59
EPYC 7H12
2019
64 cores / 128 threads, 280 Watt
43.84
+2657%

EPYC 7H12 outperforms Xeon E5520 by a whopping 2657% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5520 and EPYC 7H12 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking209648
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.58no data
Market segmentServerServer
Seriesno dataAMD EPYC
Power efficiency1.8814.82
Architecture codenameGainestown (2009−2010)Zen 2 (2017−2020)
Release date30 March 2009 (15 years ago)18 September 2019 (5 years ago)
Launch price (MSRP)$19no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E5520 and EPYC 7H12 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)64 (Tetrahexaconta-Core)
Threads8128
Base clock speed2.26 GHz2.6 GHz
Boost clock speed2.53 GHz3.3 GHz
Multiplierno data26
L1 cache64 KB (per core)96K (per core)
L2 cache256 KB (per core)512K (per core)
L3 cache8 MB (shared)256 MB (shared)
Chip lithography45 nm7 nm, 14 nm
Die size263 mm2192 mm2
Maximum core temperature72 °Cno data
Number of transistors731 million4,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Xeon E5520 and EPYC 7H12 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 configuration22 (Multiprocessor)
SocketFCLGA1366TR4
Power consumption (TDP)80 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5520 and EPYC 7H12. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology1.0no data
Hyper-Threading Technology+no data
Idle States+no data
Demand Based Switching+no data
PAE40 Bitno data
Precision Boost 2no data+

Security technologies

Xeon E5520 and EPYC 7H12 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5520 and EPYC 7H12 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 E5520 and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4 Eight-channel
Maximum memory size144 GB4 TiB
Max memory channels38
Maximum memory bandwidth25.6 GB/s204.763 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Xeon E5520 and EPYC 7H12.

PCIe version2.0no 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 E5520 1.59
EPYC 7H12 43.84
+2657%

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 E5520 2529
EPYC 7H12 69633
+2653%

Gaming performance

Pros & cons summary


Performance score 1.59 43.84
Recency 30 March 2009 18 September 2019
Physical cores 4 64
Threads 8 128
Chip lithography 45 nm 7 nm
Power consumption (TDP) 80 Watt 280 Watt

Xeon E5520 has 250% lower power consumption.

EPYC 7H12, on the other hand, has a 2657.2% higher aggregate performance score, an age advantage of 10 years, 1500% more physical cores and 1500% more threads, and a 542.9% more advanced lithography process.

The EPYC 7H12 is our recommended choice as it beats the Xeon E5520 in performance tests.


Should you still have questions on choice between Xeon E5520 and EPYC 7H12, ask them in Comments section, and we shall answer.

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Intel Xeon E5520
Xeon E5520
AMD EPYC 7H12
EPYC 7H12

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.3 28 votes

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Questions & comments

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