Intel Xeon E-2456 vs AMD Ryzen 5 PRO 7645

Comparative analysis of Intel Xeon E-2456 and AMD Ryzen 5 PRO 7645 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon E-2456

AMD Ryzen 5 PRO 7645

Differences

Reasons to consider the Intel Xeon E-2456

CPU is newer: launch date 6 month(s) later
Around 5% higher maximum core temperature: 100°C vs 95°C
Around 25% more L1 cache; more data can be stored in the L1 cache for quick access later
1310720x more L2 cache, more data can be stored in the L2 cache for quick access later
589824x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 5% better performance in PassMark - Single thread mark: 4115 vs 3901

Specifications (specs)
Launch date	14 Dec 2023 vs 13 Jun 2023
Maximum core temperature	100°C vs 95°C
L1 cache	80 KB (per core) vs 64K (per core)
L2 cache	1.25 MB (per core) vs 1MB (per core)
L3 cache	18 MB (shared) vs 32MB (shared)
Benchmarks
PassMark - Single thread mark	4115 vs 3901

Reasons to consider the AMD Ryzen 5 PRO 7645

A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 10 nm
Around 23% lower typical power consumption: 65 Watt vs 80 Watt
Around 14% better performance in PassMark - CPU mark: 27106 vs 23770

Specifications (specs)
Manufacturing process technology	5 nm vs 10 nm
Thermal Design Power (TDP)	65 Watt vs 80 Watt
Benchmarks
PassMark - CPU mark	27106 vs 23770

Compare benchmarks

CPU 1: Intel Xeon E-2456
CPU 2: AMD Ryzen 5 PRO 7645

PassMark - Single thread mark

CPU 1

CPU 2

4115

3901

PassMark - CPU mark

CPU 1

CPU 2

23770

27106

Name	Intel Xeon E-2456	AMD Ryzen 5 PRO 7645
PassMark - Single thread mark	4115	3901
PassMark - CPU mark	23770	27106

Compare specifications (specs)

	Intel Xeon E-2456	AMD Ryzen 5 PRO 7645
Essentials
Launch date	14 Dec 2023	13 Jun 2023
Launch price (MSRP)	$375
Place in performance rating	180	202
Performance
Base frequency	3.3 GHz	3.8 GHz
Die size	163 mm²	71 mm²
L1 cache	80 KB (per core)	64K (per core)
L2 cache	1.25 MB (per core)	1MB (per core)
L3 cache	18 MB (shared)	32MB (shared)
Manufacturing process technology	10 nm	5 nm
Maximum core temperature	100°C	95°C
Maximum frequency	5.1 GHz	5.1 GHz
Number of cores	6	6
Number of threads	12	12
Unlocked
Maximum case temperature (TCase)		61°C
Transistor count		6,570 million
Memory
ECC memory support
Supported memory types	DDR5	DDR5-5200 MHz, Dual-channel
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	AM5
Thermal Design Power (TDP)	80 Watt	65 Watt
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)	Gen 5, 24 Lanes, (CPU only)