Radeon RX 6850 XT vs ATI HD 4830

Primary details

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

Place in the ranking853not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.20no data
Power efficiency1.57no data
ArchitectureTeraScale (2005−2013)RDNA 2.0 (2020−2024)
GPU code nameRV770Navi 21
Market segmentDesktopDesktop
Release date21 October 2008 (16 years ago)2022 (2 years ago)
Launch price (MSRP)$130 $649

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores6404608
Core clock speed575 MHzno data
Boost clock speedno data2250 MHz
Number of transistors956 million26,800 million
Manufacturing process technology55 nm7 nm
Power consumption (TDP)95 Watt325 Watt
Texture fill rate18.40648.0
Floating-point processing power0.736 TFLOPS20.74 TFLOPS
ROPs16128
TMUs32288

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 4.0 x16
Length246 mm267 mm
Width1-slot2-slot
Supplementary power connectors1x 6-pin2x 8-pin

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 MB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed900 MHz18 GB/s
Memory bandwidth57.6 GB/s576.0 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 S-Video1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX10.1 (10_1)12 Ultimate (12_2)
Shader Model4.16.5
OpenGL3.34.6
OpenCL1.12.1
VulkanN/A1.3

Pros & cons summary


Maximum RAM amount 512 MB 16 GB
Chip lithography 55 nm 7 nm
Power consumption (TDP) 95 Watt 325 Watt

ATI HD 4830 has 242.1% lower power consumption.

RX 6850 XT, on the other hand, has a 3100% higher maximum VRAM amount, and a 685.7% more advanced lithography process.

We couldn't decide between Radeon HD 4830 and Radeon RX 6850 XT. 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 HD 4830
Radeon HD 4830
AMD Radeon RX 6850 XT
Radeon RX 6850 XT

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Community ratings

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


3.8 41 vote

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3 63 votes

Rate Radeon RX 6850 XT on a scale of 1 to 5:

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Questions & comments

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