EPYC 7H12 vs Xeon E5440

Place in performance ranking	2000	39
Place by popularity	not in top-100	not in top-100
Value for money	0.38	5.00
Market segment	Server	Server
Series	no data	AMD EPYC
Architecture codename	no data	Zen 2 (2019−2020)
Release date	1 January 2008 (16 years old)	18 September 2019 (4 years old)
Current price	$113	$6796

Value for money

Performance per price, higher is better.

EPYC 7H12 has 1216% better value for money than Xeon E5440.

Technical specs

Xeon E5440 and EPYC 7H12 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	no data	64 (Tetrahexaconta-Core)
Threads	no data	128
Base clock speed	2.83 GHz	2.6 GHz
Boost clock speed	no data	3.3 GHz
L1 cache	no data	96K (per core)
L2 cache	no data	512K (per core)
L3 cache	12 MB L2 Cache	256 MB (shared)
Chip lithography	45 nm	7 nm, 14 nm
Die size	no data	192 mm²
Maximum core temperature	67 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes
VID voltage range	0.85V-1.35V	no data

Compatibility

Information on Xeon E5440 and EPYC 7H12 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	no data	2 (Multiprocessor)
Socket	LGA771	TR4
Power consumption (TDP)	80 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5440 and EPYC 7H12. You'll probably need this information if you require some particular technology.

AES-NI	no data	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Demand Based Switching	+	no data
FSB parity	+	no data
Status	Discontinued	no data

Security technologies

Xeon E5440 and EPYC 7H12 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5440 and EPYC 7H12 are enumerated here.

AMD-V	no data	+
VT-x	+	no data
EPT	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5440 and EPYC 7H12. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4 Eight-channel
Maximum memory size	no data	4 TiB
Max memory channels	no data	8
Maximum memory bandwidth	no data	204.763 GB/s
ECC memory support	no data	+

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 E5440 1.55

EPYC 7H12 45.46
+2833%

EPYC 7H12 outperforms Xeon E5440 by 2833% 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 E5440 2374

EPYC 7H12 69633
+2833%

EPYC 7H12 outperforms Xeon E5440 by 2833% in Passmark.