Radeon R9 285X vs R9 280

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Primary details

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

Place in the ranking360not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.26no data
Power efficiency5.20no data
ArchitectureGCN 1.0 (2011−2020)GCN 3.0 (2014−2019)
GPU code nameTahitiTonga
Market segmentDesktopDesktop
Designreferenceno data
Release date4 March 2014 (10 years ago)no data (2024 years ago)
Launch price (MSRP)$279 no data

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 cores17922048
Core clock speedno data1002 MHz
Boost clock speed933 MHzno data
Number of transistors4,313 million5,000 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)200 Watt200 Watt
Texture fill rate104.5128.3
Floating-point processing power3.344 TFLOPS4.104 TFLOPS
ROPs3232
TMUs112128

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).

Bus supportPCIe 3.0no data
InterfacePCIe 3.0 x16PCIe 3.0 x16
Length275 mm267 mm
Width2-slot2-slot
Supplementary power connectors1 x 6-pin + 1 x 8-pin1x 6-pin + 1x 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 typeGDDR5GDDR5
Maximum RAM amount3 GB3 GB
Memory bus width384 Bit384 Bit
Memory clock speed1250 MHz1375 MHz
Memory bandwidth240 GB/s264.0 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 HDMI, 2x mini-DisplayPort2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
Eyefinity+-
HDMI++

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

CrossFire+-
FreeSync+-
HD3D+-
LiquidVR+-
TressFX+-
TrueAudio+-
UVD+-
DDMA audio+no data

API compatibility

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

DirectXDirectX® 1212 (12_0)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.1
Vulkan+1.2.170

Pros & cons summary


We couldn't decide between Radeon R9 280 and Radeon R9 285X. 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 280
Radeon R9 280
AMD Radeon R9 285X
Radeon R9 285X

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.


3.6 384 votes

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3.6 8 votes

Rate Radeon R9 285X on a scale of 1 to 5:

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Questions & comments

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