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46W9140 Xeon E5-2643 v2 upgrade kit significantly improved application performance.
46W9140
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Intel Xeon 6C Processor Model E5-2643v2 130W 3.5GHz/1866MHz/...
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46W9140
- Description:
- Intel Xeon 6C Processor Model E5-2643v2 130W 3.5GHz/1866MHz/25MB Upgrade Kit_x005F_x000D__x005F_x000D_
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- Brand:
- Lenovo
- GTIN:
- 849064056956
- Condition:
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46W9140 Overview
46W9140 is an Intel 13th Gen Raptor Lake processor featuring 8 cores and 16 threads, operating at a base clock speed of 3.6 GHz and boosting up to 5.0 GHz. It comes with 8 MB of L2 cache and 16 MB of L3 cache, a thermal design power (TDP) of 125W, and integrated Intel UHD Graphics 770 that runs at a base frequency of 350 MHz with a maximum dynamic frequency of 1100 MHz.
This processor supports DDR5 memory in a dual-channel configuration, utilizes the LGA 1700 socket, and offers a PCIe 5.0 interface for cutting-edge connectivity. With support for Intel VT-x virtualization, AVX2 instruction sets, and SGX security features, it addresses high-performance gaming and general desktop use, though it does not support overclocking and does not include an onboard cooler.
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46W9140 Specifications
- Product Type
- Processors
- Brand
- Intel
- Series
- Intel Core
- Category
- Desktop
- Max Memory Support
- 128 GB
- Memory Type Support
- DDR5
- Generation
- Intel 13th Gen
- Architecture
- Raptor Lake
- ECC Support
- No
- Security Features
- SGX
- CPU Socket
- LGA 1700
- Instruction Set Extensions
- AVX2
- Virtualization Support
- Intel VT-x
- Cores
- 8
- Threads
- 16
- Base Clock
- 3.6
- Max Boost Clock
- 5.0
- Overclocking Support
- No
- L2 Cache
- 8
- L3 Cache
- 16
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 350
- Graphics Max Dynamic Frequency
- 1100
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- No
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- 46W9140 Processor
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 46W9140 |  46W9131 |  46W2837 |  4XG0G89043 |  00JX065 | |
|---|---|---|---|---|---|
| Architecture | Raptor Lake | Raptor Lake | Alder Lake | Raptor Lake | Alder Lake |
| Base Clock | 3.6 | 3.6 | 3.6 | 3.6 | 3.2 GHz |
| Brand | Intel | Intel | Intel | Intel | Intel |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | Yes | No | No | No |
| Cores | 8 | 12 | 8 | 16 | 8 |
| Depth | N/A | N/A | N/A | N/A | N/A |
| ECC Support | No | No | No | No | No |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen |
| Graphics Base Frequency | 350 | N/A | 350 | 300 | N/A |
| Graphics Max Dynamic Frequency | 1100 | N/A | 1200 | 1200 | N/A |
| Height | N/A | N/A | N/A | N/A | N/A |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| L2 Cache | 8 | 1 | 4 | 2 | 4 MB |
| L3 Cache | 16 | 16 | 16 | 24 | 16 MB |
| Max Boost Clock | 5.0 | 5.0 | 4.9 | 5.0 | 4.9 GHz |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| Memory Type Support | DDR5 | DDR5 | DDR4 & DDR5 | DDR5 | DDR4 & DDR5 |
| Overclocking Support | No | Yes | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Product Name | 46W9140 Processor | 46W9131 Processor | 46W2837 | Intel Core i7-13700K | 00JX065 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | SGX | N/A | None | None | SGX |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 16 | 20 | 16 | 24 | 16 |
| Unlocked | No | Yes | Yes | Yes | Yes |
| Use Case | Gaming | Gaming | Gaming | Gaming / Workstation | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
Reviews & Ratings
C
Calvin Archer
5
Reliable 3.5GHz processing for SQL and analytics workloads.
D
Derek Hollins
5
Strong single-thread speed enhancing server responsiveness.
J
Julian Merrick
4
Stable enterprise upgrade for legacy infrastructure.
L
Landon Reeves
5
Consistent throughput with dependable server stability.
Questions & Answers
What are the key specifications of the Intel Xeon E5-2643v2 (SKU: 46W9140)?
The Intel Xeon E5-2643v2 features 6 cores/12 threads, a base clock of 3.5 GHz (up to 3.8 GHz Turbo), 25 MB L3 cache, 130 W TDP, and DDR3-1866 MHz memory support.
Which socket does the Intel Xeon E5-2643v2 upgrade kit require?
This processor requires an LGA 2011 socket motherboard with Intel C600-series chipset compatibility.
Is the Intel Xeon E5-2643v2 compatible with my existing server motherboard?
Compatibility requires an LGA 2011 socket, Intel C600-series chipset, and a BIOS update supporting E5 v2 processors.
What performance improvements can I expect after upgrading to the E5-2643v2?
You’ll see up to 15% higher single-thread performance at 3.5 GHz base speed, 20% faster multi-threaded workloads, and improved memory bandwidth at DDR3-1866 MHz.
How much cache memory does the E5-2643v2 include?
It includes 25 MB of shared L3 cache to accelerate data access for compute-intensive tasks.
What is the thermal design power (TDP) of this processor?
The Intel Xeon E5-2643v2 has a TDP rating of 130 W, requiring adequate cooling and power delivery.
Does the Intel Xeon E5-2643v2 support Hyper-Threading Technology?
Yes, it supports Intel Hyper-Threading, offering 12 simultaneous threads across 6 physical cores for improved multitasking.
Can the E5-2643v2 handle virtualization and heavy workloads?
Yes, it supports Intel VT-x and VT-d technologies, making it ideal for virtualized environments and high-performance compute tasks.
What memory types and speeds are supported by the E5-2643v2?
It supports up to 4 channels of DDR3 memory at 1333 MHz, 1600 MHz, and 1866 MHz for balanced throughput and latency.
What common applications benefit from the E5-2643v2 processor?
Ideal for database servers, virtualization, CAD/CAM, and engineering simulations requiring high single-thread and multi-thread throughput.
Does the upgrade kit include a heatsink and mounting hardware?
No, the SKU: 46W9140 includes only the processor; heatsink and thermal interface materials must be procured separately.
How do I install the Intel Xeon E5-2643v2 upgrade kit?
Power down, remove the old CPU, apply thermal paste, seat the E5-2643v2 in the LGA 2011 socket, lock the retention bracket, and update BIOS.
What warranty coverage comes with the E5-2643v2 processor?
Intel provides a 3-year limited warranty covering defects in materials and workmanship under normal use.
How does the E5-2643v2 compare to the previous generation E5-2643v1?
Compared to v1, v2 offers 25 % faster memory, 10 % higher single-thread performance, and lower power per core at similar TDP.
Can I overclock the Intel Xeon E5-2643v2 for higher performance?
This non-K SKU has locked multipliers and is not supported for overclocking; performance tuning is limited to BIOS-level adjustments.
What power supply requirements does the E5-2643v2 demand?
A server-class power supply with at least 750 W capacity and necessary 8-pin EPS12V connectors is recommended to ensure stable operation.