EPYC 9655 vs Pentium E6800

Primary details

Comparing Pentium E6800 and EPYC 9655 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2657	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Power efficiency	1.08	no data
Architecture codename	Wolfdale (2008−2010)	Turin (2024)
Release date	29 August 2010 (14 years ago)	10 October 2024 (recently)
Launch price (MSRP)	$831	$11,852

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium E6800 and EPYC 9655 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)	96
Threads	2	192
Base clock speed	3.33 GHz	2.6 GHz
Boost clock speed	0.33 GHz	4.5 GHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	2 MB (shared)	1 MB (per core)
L3 cache	0 KB	384 MB (shared)
Chip lithography	45 nm	4 nm
Die size	82 mm2	12x 70.6 mm2
Maximum core temperature	74 °C	no data
Number of transistors	228 million	99,780 million
64 bit support	+	+
Windows 11 compatibility	-	no data
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Pentium E6800 and EPYC 9655 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	LGA775	SP5
Power consumption (TDP)	65 Watt	400 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium E6800 and EPYC 9655. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	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	+	-
Demand Based Switching	-	no data
Precision Boost 2	no data	+

Security technologies

Pentium E6800 and EPYC 9655 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 Pentium E6800 and EPYC 9655 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium E6800 and EPYC 9655. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Pentium E6800 and EPYC 9655.

PCIe version	2.0	5.0
PCI Express lanes	no data	128

Pros & cons summary

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Recency	29 August 2010	10 October 2024
Physical cores	2	96
Threads	2	192
Chip lithography	45 nm	4 nm
Power consumption (TDP)	65 Watt	400 Watt

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