AMD Radeon R9 270 1024SP: GPU Specs & Benchmarks

The Radeon R9 270 1024SP is a graphics card by AMD, built on the 28 nm process and based on the Pitcairn graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

Pitcairn

Model number

Pitcairn PRO
(215-0828062)

Architecture

GCN 1.0

Foundry

TSMC

Process Size

28 nm

Transistors

2,800 million

Die Size

212 mm²

Graphics Card

Release Date

Mar 13th, 2015

Family

Volcanic Islands
(R9 200)

Production

Active

Predecessor

Sea Islands

Bus Interface

PCIe 3.0 x16

Memory

Memory Size

2 GB

Memory Type

GDDR5

Memory Bus

256 bit

Bandwidth

153.6 GB/s

Performance

Pixel fillrate

29.60 GPixel/s

Texture fillrate

59.20 GTexel/s

FP32 (float) performance

1.894 TFLOPS

FP64 (double) performance

118.4 GFLOPS (1:16)

Clock Speeds

Base Clock

900 MHz

Boost Clock

925 MHz

Memory Clock

1200 MHz
4.8 Gbps effective

Render Config

Shading Units

1024

TMUs

64

ROPs

32

Compute Units

16

L1 Cache

16 KB (per CU)

L2 Cache

512 KB

Board Design

Slot Width

Dual-slot

Thermal design power (TDP)

150 W

Suggested PSU

450 W

Display Connectors

2x DVI
1x HDMI
1x DisplayPort

Power Connectors

1x 6-pin

Board Number

C403

API support

DirectX

12 (11_1)

OpenGL

4.6

OpenCL

1.2

Vulkan

1.2

Shader Model

5.1