Ryzen Threadripper 2920X vs Xeon E3-1245

Primary details

Comparing Xeon E3-1245 and Ryzen Threadripper 2920X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1565	415
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.30	9.29
Market segment	Server	Desktop processor
Series	no data	AMD Ryzen Threadripper
Power efficiency	3.35	8.40
Architecture codename	Sandy Bridge (2011−2013)	ZEN+ (2018−2019)
Release date	3 April 2011 (13 years ago)	6 August 2018 (6 years ago)
Launch price (MSRP)	$350	$649

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen Threadripper 2920X has 615% better value for money than Xeon E3-1245.

Detailed specifications

Xeon E3-1245 and Ryzen Threadripper 2920X 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	4 (Quad-Core)	12 (Dodeca-Core)
Threads	8	24
Base clock speed	3.3 GHz	3.5 GHz
Boost clock speed	3.7 GHz	4.3 GHz
Bus rate	no data	4 × 8 GT/s
Multiplier	no data	35
L1 cache	64 KB (per core)	1.125 MB
L2 cache	256 KB (per core)	6 MB
L3 cache	8 MB (shared)	32 MB
Chip lithography	32 nm	12 nm
Die size	216 mm2	213 mm2
Maximum core temperature	73 °C	no data
Number of transistors	1,160 million	9600 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E3-1245 and Ryzen Threadripper 2920X 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	1 (Uniprocessor)
Socket	LGA1155	SP3r2
Power consumption (TDP)	95 Watt	180 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1245 and Ryzen Threadripper 2920X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	no data
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	+	no data
FDI	+	no data
Fast Memory Access	+	no data
Precision Boost 2	no data	+

Security technologies

Xeon E3-1245 and Ryzen Threadripper 2920X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1245 and Ryzen Threadripper 2920X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1245 and Ryzen Threadripper 2920X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4 Quad-channel
Maximum memory size	32 GB	2 TiB
Max memory channels	2	no data
Maximum memory bandwidth	21 GB/s	93.867 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD P3000	-
Quick Sync Video	+	-
Clear Video HD	+	-
Graphics max frequency	1.35 GHz	-
InTru 3D	+	-

Graphics interfaces

Available interfaces and connections of Xeon E3-1245 and Ryzen Threadripper 2920X integrated GPUs.

Number of displays supported

2

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Peripherals

Specifications and connection of peripherals supported by Xeon E3-1245 and Ryzen Threadripper 2920X.

PCIe version	2.0	no data
PCI Express lanes	20	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.

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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.

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Pros & cons summary

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Performance score	3.36	15.97
Recency	3 April 2011	6 August 2018
Physical cores	4	12
Threads	8	24
Chip lithography	32 nm	12 nm
Power consumption (TDP)	95 Watt	180 Watt

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Should you still have questions on choice between Xeon E3-1245 and Ryzen Threadripper 2920X, ask them in Comments section, and we shall answer.

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