EPYC 4124P vs Pentium 3805U

Place in the ranking	2661	660
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	50.00
Market segment	Laptop	Server
Series	Intel Pentium	no data
Power efficiency	4.67	17.08
Architecture codename	Broadwell-U (2015)	Raphael (2023−2024)
Release date	1 March 2015 (9 years ago)	21 May 2024 (less than a year ago)
Launch price (MSRP)	$161	$149

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium 3805U and EPYC 4124P 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 cores	2 (Dual-core)	4 (Quad-Core)
Threads	2	8
Base clock speed	1.9 GHz	3.8 GHz
Boost clock speed	1.9 GHz	5.1 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	2 MB (shared)	32 MB (shared)
Chip lithography	14 nm	5 nm
Die size	82 mm²	71 mm²
Maximum core temperature	105 °C	no data
Maximum case temperature (TCase)	105 °C	61 °C
Number of transistors	1300 Million	6,570 million
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Pentium 3805U and EPYC 4124P 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 configuration	1	1
Socket	FCBGA1168	AM5
Power consumption (TDP)	15 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 3805U and EPYC 4124P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Smart Response	-	no data
FDI	+	no data
Fast Memory Access	+	no data
Precision Boost 2	no data	+

Security technologies

Pentium 3805U and EPYC 4124P technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-
OS Guard	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 3805U and EPYC 4124P 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 Pentium 3805U and EPYC 4124P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics for 5th Generation Intel Processors	AMD Radeon Graphics
Quick Sync Video	+	-
Clear Video	+	no data
Graphics max frequency	800 MHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Pentium 3805U and EPYC 4124P integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by Pentium 3805U and EPYC 4124P integrated GPUs, sometimes API versions are included.

DirectX

11.2/12

no data

Peripherals

Specifications and connection of peripherals supported by Pentium 3805U and EPYC 4124P.

PCIe version	2.0	5.0
PCI Express lanes	12	28

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.

Pentium 3805U 0.74

EPYC 4124P 11.73
+1485%

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.

Pentium 3805U 1178

EPYC 4124P 18637
+1482%

Gaming performance

Pros & cons summary

Performance score	0.74	11.73
Integrated graphics card	0.77	1.98
Recency	1 March 2015	21 May 2024
Physical cores	2	4
Threads	2	8
Chip lithography	14 nm	5 nm
Power consumption (TDP)	15 Watt	65 Watt

Pentium 3805U has 333.3% lower power consumption.

EPYC 4124P, on the other hand, has a 1485.1% higher aggregate performance score, 157.1% faster integrated GPU, an age advantage of 9 years, 100% more physical cores and 300% more threads, and a 180% more advanced lithography process.

The EPYC 4124P is our recommended choice as it beats the Pentium 3805U in performance tests.

Be aware that Pentium 3805U is a notebook processor while EPYC 4124P is a server/workstation one.

Should you still have questions on choice between Pentium 3805U and EPYC 4124P, ask them in Comments section, and we shall answer.