Intel Pentium 987 Intel Core2 Duo E6400
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Intel Pentium 987 vs Intel Core2 Duo E6400

Last updated:

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 1 - 100 %
Intel Pentium 987
Rank 2 - 99 %
Intel Core2 Duo E6400
Multi-core performance
Rank 2 - 98 %
Intel Pentium 987
Rank 1 - 100 %
Intel Core2 Duo E6400
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Pentium 987
2C / 2T · 1.50 GHz
297
Intel Core2 Duo E6400
2C / 2T · 2.13 GHz
295
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Pentium 987
2C / 2T · 1.50 GHz
582
Intel Core2 Duo E6400
2C / 2T · 2.13 GHz
534

More benchmarks

At a glance

Wischen
Intel Pentium 987Intel Core2 Duo E6400
FamilyIntel Pentium (150)Intel Core2 Duo (29)
CPU groupIntel Pentium 900 (10)Intel Core 2 Duo E4000/E6000 (15)
ArchitectureSandy Bridge UConroe (Core)
Technology32 nm65 nm
SegmentNotebookDesktop
SocketBGA 1023LGA 775
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Pentium 987Intel Core2 Duo E6400
CPU Cores / Threads2 / 22 / 2
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 2x 2x
Frequency: 1.50 GHz 2.13 GHz
Turbo (1 Core):
Turbo (All Cores):
L2-Cache2.00 MB
L3-Cache2.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Pentium 987Intel Core2 Duo E6400
GPU nameIntel HD Graphics (Sandy Bridge GT1)no iGPU
GPU frequency0.35 - 1.00 GHz
CUs / Shader6 / 48 /
Raytracing
Max. displays2
Max. GPU Memory2 GB
Technology32 nm
Release dateQ2/2011

NPU AI performance

Wischen
Intel Pentium 987Intel Core2 Duo E6400
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Pentium 987Intel Core2 Duo E6400
MemoryDDR3-1333 (21.3 GB/s)
DDR3-1066 (17.1 GB/s)
DDR3-1333 (21.3 GB/s)
DDR2-1066 (17.1 GB/s)
Max. Memory16 GB16 GB
Memory channels22
ECCNoNo
PCIe2.0 x 16
PCIe Bandwidth8.0 GB/s

Thermal Management

Wischen
Intel Pentium 987Intel Core2 Duo E6400
TDP17 W65 W
TDP (PL2)
TDP up
TDP down
T. junction max.100 °C

Technical details

Wischen
Intel Pentium 987Intel Core2 Duo E6400
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2MMX, SSE, SSE2, SSE3
Release dateQ3/2012Q3/2006
Release price
DocumentsTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Pentium 987 is 0 stars (0 ratings), while Intel Core2 Duo E6400 has received 2.7 stars (3 ratings).

Click on the stars to rate one or both processors.

Intel Pentium 987
Intel Pentium 987
2C / 2T · 1.50 GHz
Intel Core2 Duo E6400
Intel Core2 Duo E6400
2C / 2T · 2.13 GHz

Most popular CPUs in both categories

Intel Pentium 987
Intel Pentium 987
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