Ryzen 9 7945HX vs Xeon E5-4620 v3

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Aggregate performance score

Xeon E5-4620 v3
2015
10 cores / 20 threads, 105 Watt
6.88
Ryzen 9 7945HX
2023
16 cores / 32 threads, 55 Watt
35.73
+419%

Ryzen 9 7945HX outperforms Xeon E5-4620 v3 by a whopping 419% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-4620 v3 and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1023108
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Power efficiency5.9759.24
Architecture codenameHaswell-EP (2014−2015)Dragon Range-HX (Zen 4) (2023−2024)
Release date1 June 2015 (9 years ago)4 January 2023 (1 year ago)

Detailed specifications

Xeon E5-4620 v3 and Ryzen 9 7945HX 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 cores10 (Deca-Core)16 (Hexadeca-Core)
Threads2032
Base clock speed2 GHz2.5 GHz
Boost clock speed2.6 GHz5.4 GHz
Bus rate8 GT/sno data
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)1 MB (per core)
L3 cache25 MB (shared)64 MB (shared)
Chip lithography22 nmCCD = 5 nm, I/O = 6 nm
Die size356 mm22x 71 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)78 °Cno data
Number of transistors2,600 million13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Xeon E5-4620 v3 and Ryzen 9 7945HX 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 configuration41
SocketFCLGA2011FL1
Power consumption (TDP)105 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-4620 v3 and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
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
PAE46 Bitno data
Precision Boost 2no data+

Security technologies

Xeon E5-4620 v3 and Ryzen 9 7945HX technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-4620 v3 and Ryzen 9 7945HX 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 E5-4620 v3 and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size768 GBno data
Max memory channels4no data
Maximum memory bandwidth68 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Xeon E5-4620 v3 and Ryzen 9 7945HX.

PCIe version3.05.0
PCI Express lanes4028

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 E5-4620 v3 6.88
Ryzen 9 7945HX 35.73
+419%

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 E5-4620 v3 10525
Ryzen 9 7945HX 54683
+420%

Gaming performance

Pros & cons summary


Performance score 6.88 35.73
Recency 1 June 2015 4 January 2023
Physical cores 10 16
Threads 20 32
Power consumption (TDP) 105 Watt 55 Watt

Ryzen 9 7945HX has a 419.3% higher aggregate performance score, an age advantage of 7 years, 60% more physical cores and 60% more threads, and 90.9% lower power consumption.

The Ryzen 9 7945HX is our recommended choice as it beats the Xeon E5-4620 v3 in performance tests.

Be aware that Xeon E5-4620 v3 is a server/workstation processor while Ryzen 9 7945HX is a notebook one.


Should you still have questions on choice between Xeon E5-4620 v3 and Ryzen 9 7945HX, 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 E5-4620 v3
Xeon E5-4620 v3
AMD Ryzen 9 7945HX
Ryzen 9 7945HX

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Community ratings

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