AMD EPYC 4244P vs AMD EPYC 7643

Comparative analysis of AMD EPYC 4244P and AMD EPYC 7643 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 4244P

AMD EPYC 7643

Differences

Reasons to consider the AMD EPYC 4244P

CPU is newer: launch date 3 year(s) 2 month(s) later
Around 42% higher clock speed: 5.1 GHz vs 3.6 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm+
3.7x lower typical power consumption: 65 Watt vs 240 Watt
2x better performance in PassMark - Single thread mark: 3827 vs 1915

Specifications (specs)
Launch date	21 May 2024 vs 15 Mar 2021
Maximum frequency	5.1 GHz vs 3.6 GHz
Manufacturing process technology	5 nm vs 7 nm+
Thermal Design Power (TDP)	65 Watt vs 240 Watt
Benchmarks
PassMark - Single thread mark	3827 vs 1915

Reasons to consider the AMD EPYC 7643

42 more cores, run more applications at once: 48 vs 6
84 more threads: 96 vs 12
8x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
8x more L3 cache, more data can be stored in the L3 cache for quick access later
3.2x better performance in PassMark - CPU mark: 88348 vs 27415

Specifications (specs)
Number of cores	48 vs 6
Number of threads	96 vs 12
L1 cache	3 MB vs 64 KB (per core)
L2 cache	24 MB vs 1 MB (per core)
L3 cache	256 MB vs 32 MB (shared)
Benchmarks
PassMark - CPU mark	88348 vs 27415

Compare benchmarks

CPU 1: AMD EPYC 4244P
CPU 2: AMD EPYC 7643

PassMark - Single thread mark

CPU 1

CPU 2

3827

1915

PassMark - CPU mark

CPU 1

CPU 2

27415

88348

Name	AMD EPYC 4244P	AMD EPYC 7643
PassMark - Single thread mark	3827	1915
PassMark - CPU mark	27415	88348

Compare specifications (specs)

	AMD EPYC 4244P	AMD EPYC 7643
Essentials
Launch date	21 May 2024	15 Mar 2021
Launch price (MSRP)	$229	$4995
Place in performance rating	217	224
Architecture codename		Zen 3
OPN PIB		100-100000326WOF
OPN Tray		100-000000326
Vertical segment		Server
Performance
Base frequency	3.8 GHz	2.3 GHz
Die size	71 mm²
L1 cache	64 KB (per core)	3 MB
L2 cache	1 MB (per core)	24 MB
L3 cache	32 MB (shared)	256 MB
Manufacturing process technology	5 nm	7 nm+
Maximum case temperature (TCase)	61°C
Maximum core temperature	95°C
Maximum frequency	5.1 GHz	3.6 GHz
Number of cores	6	48
Number of threads	12	96
Transistor count	6,570 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR4-3200
Max memory channels		8
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	AM5	SP3
Thermal Design Power (TDP)	65 Watt	240 Watt
Configurable TDP		225-240 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 28 Lanes, (CPU only)
Max number of PCIe lanes		128
PCI Express revision		4.0
Advanced Technologies
AMD SenseMI
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)