Radeon RX 7800 XT vs R9 280X2

Primary details

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

Place in the rankingnot rated30
Place by popularitynot in top-10084
Cost-effectiveness evaluationno data67.91
Power efficiencyno data16.67
ArchitectureGCN 1.0 (2011−2020)RDNA 3.0 (2022−2024)
GPU code nameTahitiNavi 32
Market segmentDesktopDesktop
Release dateno data (2024 years ago)25 August 2023 (1 year ago)
Launch price (MSRP)no data$499

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 cores20483840
Core clock speed950 MHz1295 MHz
Boost clock speed1000 MHz2430 MHz
Number of transistors4,313 million28,100 million
Manufacturing process technology28 nm5 nm
Power consumption (TDP)375 Watt263 Watt
Texture fill rate128.0583.2
Floating-point processing power4.096 TFLOPS37.32 TFLOPS
ROPs3296
TMUs128240
Ray Tracing Coresno data60

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 3.0 x16PCIe 4.0 x16
Length315 mm267 mm
Width2-slot2-slot
Supplementary power connectors3x 8-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 typeGDDR5GDDR6
Maximum RAM amount3 GB16 GB
Memory bus width384 Bit256 Bit
Memory clock speed1500 MHz2438 MHz
Memory bandwidth288.0 GB/s624.1 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 Connectors6x mini-DisplayPort 1.21x HDMI 2.1a, 3x DisplayPort 2.1
HDMI-+

API compatibility

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

DirectX12 (11_1)12 Ultimate (12_2)
Shader Model6.5 (5.1)6.7
OpenGL4.64.6
OpenCL2.1 (1.2)2.2
Vulkan1.2.1701.3

Pros & cons summary


Maximum RAM amount 3 GB 16 GB
Chip lithography 28 nm 5 nm
Power consumption (TDP) 375 Watt 263 Watt

RX 7800 XT has a 433.3% higher maximum VRAM amount, a 460% more advanced lithography process, and 42.6% lower power consumption.

We couldn't decide between Radeon R9 280X2 and Radeon RX 7800 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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AMD Radeon R9 280X2
Radeon R9 280X2
AMD Radeon RX 7800 XT
Radeon RX 7800 XT

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Community ratings

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5 1 vote

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4.3 2750 votes

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Questions & comments

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