AMD Radeon R9 270 1024SP vs ATI Radeon HD 5830

VS

AMD Radeon R9 270 1024SP

ATI Radeon HD 5830

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 1024MB VRAM Radeon HD 5830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Released 5 years and 1 months late

Boost Clock925MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)

Lower TDP (150W vs 175W)

ATI Radeon HD 5830 's Advantages

96 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP +5%

1.894 TFLOPS

Radeon HD 5830

1.792 TFLOPS

Radeon R9 270 1024SP

VS

Radeon HD 5830

Graphics Card

Mar 2015

Release Date

Feb 2010

Volcanic Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1200 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

128.0GB/s

Render Config

16

Compute Units

14

-

1024

Shading Units

1120

64

TMUs

56

32

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

12.80 GPixel/s

59.20 GTexel/s

Texture Rate

44.80 GTexel/s

-

1.894 TFLOPS

FP32 (float)

1.792 TFLOPS

118.4 GFLOPS

FP64 (double)

358.4 GFLOPS

Board Design

150W

TDP

175W

450 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

Cypress

Pitcairn PRO (215-0828062)

GPU Variant

Cypress LE (215-0735047)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

2.154 billion

212 mm²

Die Size

334 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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