HD Graphics 620 vs ATI Radeon X1900 XTX

Primary details

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

Place in the rankingnot rated834
Place by popularitynot in top-10063
Power efficiencyno data11.20
ArchitectureR500 (2005−2007)Generation 9.5 (2016−2020)
GPU code nameR580Kaby Lake GT2
Market segmentDesktopDesktop
Release date24 January 2006 (18 years ago)30 August 2016 (8 years ago)
Launch price (MSRP)$399 no data

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 coresno data192
Core clock speed650 MHz300 MHz
Boost clock speedno data1000 MHz
Number of transistors384 million189 million
Manufacturing process technology90 nm14 nm++
Power consumption (TDP)135 Watt15 Watt
Texture fill rate10.4024.00
Floating-point processing powerno data0.384 TFLOPS
ROPs163
TMUs1624

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).

InterfacePCIe 1.0 x16Ring Bus
Length242 mmno data
Width2-slotIGP
Supplementary power connectors1x 6-pinno data

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 typeGDDR3DDR3L/LPDDR3/LPDDR4
Maximum RAM amount512 MB32 GB
Memory bus width256 BitSystem Shared
Memory clock speed775 MHzSystem Shared
Memory bandwidth49.6 GB/sno data
Shared memory-+

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors2x DVI, 1x S-VideoPortable Device Dependent

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Quick Syncno data+

API compatibility

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

DirectX9.0c (9_3)12 (12_1)
Shader Model3.06.4
OpenGL2.1 (full) 3.0 (partial)4.6
OpenCLN/A3.0
VulkanN/A+

Pros & cons summary


Recency 24 January 2006 30 August 2016
Maximum RAM amount 512 MB 32 GB
Chip lithography 90 nm 14 nm
Power consumption (TDP) 135 Watt 15 Watt

HD Graphics 620 has an age advantage of 10 years, a 6300% higher maximum VRAM amount, a 542.9% more advanced lithography process, and 800% lower power consumption.

We couldn't decide between Radeon X1900 XTX and HD Graphics 620. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI Radeon X1900 XTX
Radeon X1900 XTX
Intel HD Graphics 620
HD Graphics 620

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 9 votes

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3.1 2622 votes

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Questions & comments

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