Intel Core2 Duo E4700 vs Intel Core i7-3517U

Last updated:

CPU comparison with benchmarks


Intel Core2 Duo E4700 CPU1 vs CPU2 Intel Core i7-3517U
Intel Core2 Duo E4700 Intel Core i7-3517U

CPU comparison

Intel Core2 Duo E4700 or Intel Core i7-3517U - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core2 Duo E4700 has 2 cores with 2 threads and clocks with a maximum frequency of 2.60 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core2 Duo E4700 was released in Q1/2008.

The Intel Core i7-3517U has 2 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Core i7-3517U was released in Q2/2012.
Intel Core2 Duo (29) Family Intel Core i7 (298)
Intel Core 2 Duo E4000/E6000 (15) CPU group Intel Core i 3000U (12)
1 Generation 3
Conroe (Core) Architecture Ivy Bridge U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core2 Duo E4700 is a 2 core processor with a clock frequency of 2.60 GHz. The Intel Core i7-3517U has 2 CPU cores with a clock frequency of 1.90 GHz (3.00 GHz).

Intel Core2 Duo E4700 Characteristic Intel Core i7-3517U
2 Cores 2
2 Threads 4
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
2.60 GHz Frequency 1.90 GHz
-- Turbo Frequency (1 Core) 3.00 GHz
-- Turbo Frequency (All Cores) 2.50 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core2 Duo E4700 Characteristic Intel Core i7-3517U
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU Intel HD Graphics 4000
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.15 GHz
-- GPU Generation 7
Technology 22 nm
Max. displays 3
-- Compute units 16
-- Shader 128
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 11.0

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU Intel HD Graphics 4000
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

The Intel Core2 Duo E4700 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core i7-3517U can connect up to 32 GB of memory in 2 memory channels.

Intel Core2 Duo E4700 Characteristic Intel Core i7-3517U
DDR3-1333, DDR2-1066 Memory DDR3-1600
16 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
2.00 MB L2 Cache --
-- L3 Cache 4.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core2 Duo E4700 has a TDP of 65 W, that of the Intel Core i7-3517U is 17 W.

Intel Core2 Duo E4700 Characteristic Intel Core i7-3517U
65 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core2 Duo E4700 has a 2.00 MB cache, while the Intel Core i7-3517U cache has a total of 4.00 MB.

Intel Core2 Duo E4700 Characteristic Intel Core i7-3517U
65 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3 ISA extensions SSE4.1, SSE4.2, AVX
LGA 775 Socket BGA 1023
VT-x Virtualization VT-x, VT-x EPT
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2008 Release date Q2/2012
-- Release price 260 $
show more data show more data


Rate these processors

Here you can rate the Intel Core2 Duo E4700 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Intel Core i7-3517U to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core2 Duo E4700 (59%)
Intel Core i7-3517U (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core2 Duo E4700 (49%)
Intel Core i7-3517U (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
348 (59%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 3.00 GHz
592 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
631 (54%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 2.50 GHz
1171 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
874 (43%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 2.50 GHz
2031 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
0 (0%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 3.00 GHz
521 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
0 (0%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 2.50 GHz
1031 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
0 (0%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 3.00 GHz
223 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
2C 2T @ 2.60 GHz
0 (0%)
Intel Core i7-3517U Intel Core i7-3517U
2C 4T @ 2.50 GHz
467 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core2 Duo E4700 Intel Core2 Duo E4700
@ 0.00 GHz
0 (0%)
Intel Core i7-3517U Intel Core i7-3517U
Intel HD Graphics 4000 @ 1.15 GHz
294 (100%)

Devices using this processor

Intel Core2 Duo E4700 Intel Core i7-3517U
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core M-5Y31Intel Core i7-3517U Intel Core M-5Y31 vs Intel Core i7-3517U
2. Intel Core i7-3517UIntel Core i5-4200U Intel Core i7-3517U vs Intel Core i5-4200U
3. Intel Core i7-3517UIntel Core i5-4210U Intel Core i7-3517U vs Intel Core i5-4210U
4. Intel Core i7-6500UIntel Core i7-3517U Intel Core i7-6500U vs Intel Core i7-3517U
5. Intel Core i7-3517UIntel Core i7-4510U Intel Core i7-3517U vs Intel Core i7-4510U
6. Intel Core i7-5600UIntel Core i7-3517U Intel Core i7-5600U vs Intel Core i7-3517U
7. Intel Core M-5Y70Intel Core i7-3517U Intel Core M-5Y70 vs Intel Core i7-3517U
8. Intel Celeron N3150Intel Core i7-3517U Intel Celeron N3150 vs Intel Core i7-3517U
9. Intel Core M-5Y71Intel Core i7-3517U Intel Core M-5Y71 vs Intel Core i7-3517U
10. Intel Core i7-3517UIntel Atom E3827 Intel Core i7-3517U vs Intel Atom E3827


back to index