AMD Radeon R9 280X: GPU Specs & Benchmarks

The Radeon R9 280X is a graphics card by AMD, built on the 28 nm process and based on the Tahiti graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

Tahiti

Model number

Tahiti XTL
(215-0821065)

Architecture

GCN 1.0

Foundry

TSMC

Process Size

28 nm

Transistors

4,313 million

Die Size

352 mm²

Graphics Card

Release Date

Oct 8th, 2013

Family

Volcanic Islands
(R9 200)

Production

End-of-life

Launch Price

299 USD

Predecessor

Sea Islands

Bus Interface

PCIe 3.0 x16

Memory

Memory Size

3 GB

Memory Type

GDDR5

Memory Bus

384 bit

Bandwidth

288.0 GB/s

Performance

Pixel fillrate

32.00 GPixel/s

Texture fillrate

128.0 GTexel/s

FP32 (float) performance

4.096 TFLOPS

FP64 (double) performance

1,024 GFLOPS (1:4)

Clock Speeds

Base Clock

850 MHz

Boost Clock

1000 MHz

Memory Clock

1500 MHz
6 Gbps effective

Render Config

Shading Units

2048

TMUs

128

ROPs

32

Compute Units

32

L1 Cache

16 KB (per CU)

L2 Cache

768 KB

Board Design

Slot Width

Dual-slot

Length

275 mm
10.8 inches

Width

109 mm
4.3 inches

Height

36 mm
1.4 inches

Thermal design power (TDP)

250 W

Suggested PSU

600 W

Display Connectors

2x DVI
1x HDMI
1x DisplayPort

Power Connectors

1x 6-pin + 1x 8-pin

Board Number

C386

API support

DirectX

12 (11_1)

OpenGL

4.6

OpenCL

1.2

Vulkan

1.2

Shader Model

5.1