AMD Radeon Sky 900 vs AMD Radeon R7 240

VS

AMD Radeon Sky 900

AMD Radeon R7 240

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 2GB VRAM Radeon R7 240 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

Boost Clock has increased by 22% (950MHz vs 780MHz)

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 28.80GB/s)

1472 additional rendering cores

AMD Radeon R7 240 's Advantages

Released 7 months late

Lower TDP (30W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900 +582%

3.405 TFLOPS

Radeon R7 240

0.499 TFLOPS

Radeon Sky 900

VS

Radeon R7 240

Graphics Card

Mar 2013

Release Date

Oct 2013

Radeon Sky

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

825 MHz

Base Clock

730 MHz

950 MHz

Boost Clock

780 MHz

1250 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

28.80GB/s

Render Config

28

Compute Units

5

-

1792

Shading Units

320

112

TMUs

20

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

6.240 GPixel/s

106.4 GTexel/s

Texture Rate

15.60 GTexel/s

-

3.405 TFLOPS

FP32 (float)

499.2 GFLOPS

851.2 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

30W

700 W

Suggested PSU

200 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

Oland

Orthrus

GPU Variant

Oland PRO (215-0837015)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

0.95 billion

352 mm²

Die Size

77 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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