Radeon RX 6700M vs HD 6620G + HD 7450M Dual Graphics

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated183
Place by popularitynot in top-100not in top-100
Power efficiencyno data18.40
ArchitectureTerascale 2 (2009−2015)RDNA 2.0 (2020−2025)
GPU code nameno dataNavi 22
Market segmentLaptopLaptop
Release date8 February 2012 (13 years ago)31 May 2021 (4 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores5602304
Core clock speed400 / 700 MHz1489 MHz
Boost clock speedno data2400 MHz
Number of transistorsno data17,200 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)no data135 Watt
Texture fill rateno data345.6
Floating-point processing powerno data11.06 TFLOPS
ROPsno data64
TMUsno data144
Ray Tracing Coresno data36
L0 Cacheno data576 KB
L1 Cacheno data512 KB
L2 Cacheno data3 MB
L3 Cacheno data80 MB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizeno datamedium sized
Interfaceno dataPCIe 4.0 x16
Supplementary power connectorsno dataNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeno dataGDDR6
Maximum RAM amountno data10 GB
Memory bus widthno data160 Bit
Memory clock speed1800 MHz2000 MHz
Memory bandwidthno data320.0 GB/s
Shared memory+-
Resizable BAR-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectorsno dataNo outputs

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX1112 Ultimate (12_2)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data2.1
Vulkan-1.3

Pros & cons summary


Recency 8 February 2012 31 May 2021
Chip lithography 40 nm 7 nm

RX 6700M has an age advantage of 9 years, and a 471.4% more advanced lithography process.

We couldn't decide between Radeon HD 6620G + HD 7450M Dual Graphics and Radeon RX 6700M. We've got no test results to judge.

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AMD Radeon HD 6620G + HD 7450M Dual Graphics
Radeon HD 6620G + HD 7450M Dual Graphics
AMD Radeon RX 6700M
Radeon RX 6700M

Other comparisons

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Community ratings

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3.4 11 votes

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3.9 133 votes

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