Radeon RX 6550S vs ATI X850 XT Platinum

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureR400 (2004−2008)RDNA 2.0 (2020−2024)
GPU code nameR480Navi 24
Market segmentDesktopLaptop
Release date21 December 2004 (19 years ago)4 January 2023 (1 year 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 coresno data1024
Core clock speed540 MHz2000 MHz
Boost clock speedno data2400 MHz
Number of transistors160 million5,400 million
Manufacturing process technology130 nm6 nm
Power consumption (TDP)67 Watt50 Watt
Texture fill rate8.640153.6
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
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 amount256 MB4 GB
Memory bus width256 Bit64 Bit
Memory clock speed590 MHz2000 MHz
Memory bandwidth37.76 GB/s128.0 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 Connectors1x DVI, 1x VGA, 1x S-VideoPortable Device Dependent

API compatibility

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

DirectX9.0b (9_2)12 Ultimate (12_2)
Shader Modelno data6.7
OpenGL2.04.6
OpenCLN/A2.2
VulkanN/A1.3

Pros & cons summary


Recency 21 December 2004 4 January 2023
Maximum RAM amount 256 MB 4 GB
Chip lithography 130 nm 6 nm
Power consumption (TDP) 67 Watt 50 Watt

RX 6550S has an age advantage of 18 years, a 1500% higher maximum VRAM amount, a 2066.7% more advanced lithography process, and 34% lower power consumption.

We couldn't decide between Radeon X850 XT Platinum and Radeon RX 6550S. We've got no test results to judge.

Be aware that Radeon X850 XT Platinum is a desktop card while Radeon RX 6550S 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 X850 XT Platinum
Radeon X850 XT Platinum
AMD Radeon RX 6550S
Radeon RX 6550S

Comparisons with similar GPUs

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Community ratings

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2.8 10 votes

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