Xeon Gold 5420+ vs w7-3455

Place in performance ranking	83	78
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Sapphire Rapids	Sapphire Rapids
Release date	1 January 2023 (1 year ago)	10 January 2023 (1 year ago)

Detailed specifications

Xeon w7-3455 and Xeon Gold 5420+ 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	24 (Tetracosa-Core)	28 (Octacosa-Core)
Threads	48	56
Base clock speed	2.5 GHz	2 GHz
Boost clock speed	4.8 GHz	4.1 GHz
L1 cache	80K (per core)	80K (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	67.5 MB	52.5 MB
Chip lithography	Intel 7 nm	10 nm
Die size	4x 477 mm²	no data
Maximum core temperature	72 °C	no data
Maximum case temperature (TCase)	72 °C	84 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon w7-3455 and Xeon Gold 5420+ 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	2
Socket	FCLGA4677	4677
Power consumption (TDP)	270 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon w7-3455 and Xeon Gold 5420+. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Turbo Boost Max 3.0	+	no data
Status	Launched	no data

Security technologies

Xeon w7-3455 and Xeon Gold 5420+ technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon w7-3455 and Xeon Gold 5420+ are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon w7-3455 and Xeon Gold 5420+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5-4400
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon w7-3455 and Xeon Gold 5420+.

PCIe version	5.0	5.0
PCI Express lanes	112	80

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 w7-3455 36.96

Xeon Gold 5420+ 37.24
+0.8%

Gold 5420+ outperforms w7-3455 by 1% based on our aggregated benchmark results.

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.

Benchmark coverage: 68%

Xeon w7-3455 57164

Xeon Gold 5420+ 57593
+0.8%

Gold 5420+ outperforms w7-3455 by 1% in Passmark.