Intel Xeon E5640 processor review

Intel Xeon E5640

Xeon E5640 processor released by Intel; release date: March 2010. At the time of release, the processor cost $49. The processor is designed for server-computers and based on Westmere EP microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 4, threads - 8. Maximum CPU clock speed - 2.93 GHz. Maximum operating temperature - 77.6°C. Manufacturing process technology - 32 nm. Cache size: L1 - 64 KB (per core), L2 - 256 KB (per core), L3 - 12288 KB (shared).

Supported memory types: DDR3 800/1066. Maximum memory size: 288 GB.

Supported socket types: FCLGA1366. Maximum number of processors in a configuration - 2. Power consumption (TDP): 80 Watt.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
4870
1252
PassMark
CPU mark
Top 1 CPU
This CPU
156834
7455
Geekbench 4
Single Core
Top 1 CPU
This CPU
5311
476
Geekbench 4
Multi-Core
Top 1 CPU
This CPU
36691
2185
Name Value
PassMark - Single thread mark 1252
PassMark - CPU mark 7455
Geekbench 4 - Single Core 476
Geekbench 4 - Multi-Core 2185

Specifications (specs)

Essentials

Architecture codename Westmere EP
Launch date March 2010
Launch price (MSRP) $49
Place in performance rating 2220
Price now $59.49
Processor Number E5640
Series Legacy Intel® Xeon® Processors
Status Discontinued
Value for money (0-100) 26.06
Vertical segment Server

Performance

64 bit support
Base frequency 2.66 GHz
Bus Speed 5.86 GT/s QPI
Die size 239 mm
L1 cache 64 KB (per core)
L2 cache 256 KB (per core)
L3 cache 12288 KB (shared)
Manufacturing process technology 32 nm
Maximum core temperature 77.6°C
Maximum frequency 2.93 GHz
Number of cores 4
Number of QPI Links 2
Number of threads 8
Transistor count 1170 million
VID voltage range 0.750V-1.350V

Memory

ECC memory support
Max memory channels 3
Maximum memory bandwidth 25.6 GB/s
Maximum memory size 288 GB
Supported memory types DDR3 800/1066

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 2
Package Size 42.5mm X 45mm
Sockets supported FCLGA1366
Thermal Design Power (TDP) 80 Watt

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE) 40-bit
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)