Radeon RX 550X vs HD 6850 X2

Aggregate performance score

We've compared Radeon HD 6850 X2 and Radeon RX 550X, covering specs and all relevant benchmarks.

HD 6850 X2
2011
2 GB GDDR5, 254 Watt
6.58
+10.2%

HD 6850 X2 outperforms RX 550X by a moderate 10% based on our aggregate benchmark results.

Primary details

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

Place in the ranking568588
Place by popularitynot in top-100not in top-100
Power efficiency1.788.19
ArchitectureTeraScale 2 (2009−2015)GCN 4.0 (2016−2020)
GPU code nameBartsLexa
Market segmentDesktopDesktop
Release date19 September 2011 (13 years ago)16 December 2018 (6 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 cores960512
Core clock speed800 MHz1100 MHz
Boost clock speedno data1183 MHz
Number of transistors1,700 million2,200 million
Manufacturing process technology40 nm14 nm
Power consumption (TDP)254 Watt50 Watt
Texture fill rate38.4037.86
Floating-point processing power1.536 TFLOPS1.211 TFLOPS
ROPs3216
TMUs4832

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 2.0 x16PCIe 3.0 x8
Lengthno data145 mm
Width2-slot2-slot
Supplementary power connectors2x 8-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 typeGDDR5GDDR5
Maximum RAM amount2 GB4 GB
Memory bus width256 Bit128 Bit
Memory clock speed1050 MHz1500 MHz
Memory bandwidth134.4 GB/s96 GB/s

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 HDMI, 1x DisplayPort1x DVI, 1x HDMI, 1x DisplayPort
HDMI++

API compatibility

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

DirectX11.2 (11_0)12 (12_0)
Shader Model5.06.4
OpenGL4.44.6
OpenCL1.22.0
VulkanN/A1.2.131

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 6850 X2 6.58
+10.2%
RX 550X 5.97

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

HD 6850 X2 2534
+10.2%
RX 550X 2299

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary


Performance score 6.58 5.97
Recency 19 September 2011 16 December 2018
Maximum RAM amount 2 GB 4 GB
Chip lithography 40 nm 14 nm
Power consumption (TDP) 254 Watt 50 Watt

HD 6850 X2 has a 10.2% higher aggregate performance score.

RX 550X, on the other hand, has an age advantage of 7 years, a 100% higher maximum VRAM amount, a 185.7% more advanced lithography process, and 408% lower power consumption.

The Radeon HD 6850 X2 is our recommended choice as it beats the Radeon RX 550X in performance tests.


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

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AMD Radeon HD 6850 X2
Radeon HD 6850 X2
AMD Radeon RX 550X
Radeon RX 550X

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


3.6 9 votes

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3.6 114 votes

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Questions & comments

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