Radeon RX 6500M vs ATI X1900 XTX

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Primary details

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

Place in the rankingnot rated271
Place by popularitynot in top-100not in top-100
Power efficiencyno data28.06
ArchitectureR500 (2005−2007)RDNA 2.0 (2020−2024)
GPU code nameR580Navi 24
Market segmentDesktopLaptop
Release date24 January 2006 (18 years ago)4 January 2022 (2 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 data1024
Core clock speed650 MHz2000 MHz
Boost clock speedno data2400 MHz
Number of transistors384 million5,400 million
Manufacturing process technology90 nm6 nm
Power consumption (TDP)135 Watt50 Watt
Texture fill rate10.40153.6
Floating-point processing powerno data4.915 TFLOPS
ROPs1632
TMUs1664
Ray Tracing Coresno data16

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
InterfacePCIe 1.0 x16PCIe 4.0 x4
Length242 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pinNone

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 typeGDDR3GDDR6
Maximum RAM amount512 MB4 GB
Memory bus width256 Bit64 Bit
Memory clock speed775 MHz2250 MHz
Memory bandwidth49.6 GB/s144.0 GB/s
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-VideoNo outputs

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.6
OpenGL2.1 (full) 3.0 (partial)4.6
OpenCLN/A2.2
VulkanN/A1.3

Pros & cons summary


Recency 24 January 2006 4 January 2022
Maximum RAM amount 512 MB 4 GB
Chip lithography 90 nm 6 nm
Power consumption (TDP) 135 Watt 50 Watt

RX 6500M has an age advantage of 15 years, a 700% higher maximum VRAM amount, a 1400% more advanced lithography process, and 170% lower power consumption.

We couldn't decide between Radeon X1900 XTX and Radeon RX 6500M. We've got no test results to judge.

Be aware that Radeon X1900 XTX is a desktop card while Radeon RX 6500M is a notebook one.


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
AMD Radeon RX 6500M
Radeon RX 6500M

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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