Intel Xeon E5-2637 v2 vs Intel Xeon E3-1220L

Comparative analysis of Intel Xeon E5-2637 v2 and Intel Xeon E3-1220L processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E5-2637 v2

Intel Xeon E3-1220L

Differences

Reasons to consider the Intel Xeon E5-2637 v2

CPU is newer: launch date 2 year(s) 5 month(s) later
2 more cores, run more applications at once: 4 vs 2
4 more threads: 8 vs 4
Around 12% higher clock speed: 3.80 GHz vs 3.40 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
3.3x more L3 cache, more data can be stored in the L3 cache for quick access later
24x more maximum memory size: 768 GB vs 32 GB
Around 20% better performance in PassMark - Single thread mark: 1917 vs 1604
5.2x better performance in PassMark - CPU mark: 12040 vs 2295

Specifications (specs)
Launch date	September 2013 vs April 2011
Number of cores	4 vs 2
Number of threads	8 vs 4
Maximum frequency	3.80 GHz vs 3.40 GHz
Manufacturing process technology	22 nm vs 32 nm
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
L3 cache	10240 KB (shared) vs 3072 KB (shared)
Maximum memory size	768 GB vs 32 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	1917 vs 1604
PassMark - CPU mark	12040 vs 2295

Reasons to consider the Intel Xeon E3-1220L

Around 2% higher maximum core temperature: 77.5°C vs 76°C
6.5x lower typical power consumption: 20 Watt vs 130 Watt

Maximum core temperature	77.5°C vs 76°C
Thermal Design Power (TDP)	20 Watt vs 130 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-2637 v2
CPU 2: Intel Xeon E3-1220L

PassMark - Single thread mark

CPU 1

CPU 2

1917

1604

PassMark - CPU mark

CPU 1

CPU 2

12040

2295

Name	Intel Xeon E5-2637 v2	Intel Xeon E3-1220L
PassMark - Single thread mark	1917	1604
PassMark - CPU mark	12040	2295
Geekbench 4 - Single Core	748
Geekbench 4 - Multi-Core	3176

Compare specifications (specs)

	Intel Xeon E5-2637 v2	Intel Xeon E3-1220L
Essentials
Architecture codename	Ivy Bridge EP	Sandy Bridge
Launch date	September 2013	April 2011
Launch price (MSRP)	$1,090
Place in performance rating	1606	1627
Price now	$709
Processor Number	E5-2637V2	E3-1220L
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Xeon® Processor E3 Family
Status	Launched	Discontinued
Value for money (0-100)	3.91
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.50 GHz	2.20 GHz
Bus Speed	8 GT/s QPI	5 GT/s DMI
Die size	160 mm	131 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	10240 KB (shared)	3072 KB (shared)
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	76°C	77.5°C
Maximum frequency	3.80 GHz	3.40 GHz
Number of cores	4	2
Number of QPI Links	2
Number of threads	8	4
Transistor count	1400 million	504 million
VID voltage range	0.65–1.30V
Memory
ECC memory support
Max memory channels	4	2
Maximum memory bandwidth	59.7 GB/s	21 GB/s
Maximum memory size	768 GB	32 GB
Supported memory types	DDR3 800/1066/1333/1600/1866	DDR3 1066/1333
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	52.5mm x 45mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011	FCLGA1155
Thermal Design Power (TDP)	130 Watt	20 Watt
Peripherals
Max number of PCIe lanes	40	20
PCI Express revision	3.0	2.0
PCIe configurations	x4, x8, x16
Scalability	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	46-bit
Thermal Monitoring
Flexible Display interface (FDI)
Intel® Fast Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Wireless Display (WiDi) support