AMD Radeon Sky 700 vs AMD Radeon R7 340 OEM

VS

AMD Radeon Sky 700

AMD Radeon R7 340 OEM

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 2GB VRAM Radeon R7 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 700 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 64.00GB/s)

1408 additional rendering cores

AMD Radeon R7 340 OEM 's Advantages

Released 2 years and 2 months late

Boost Clock780MHz

Lower TDP (50W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Sky 700 +438%

3.226 TFLOPS

Radeon R7 340 OEM

0.599 TFLOPS

Radeon Sky 700

VS

Radeon R7 340 OEM

Graphics Card

Mar 2013

Release Date

May 2015

Radeon Sky

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

730 MHz

-

Boost Clock

780 MHz

1375 MHz

Memory Clock

1000 MHz

Memory

6GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

64.00GB/s

Render Config

28

Compute Units

6

-

1792

Shading Units

384

112

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

6.240 GPixel/s

100.8 GTexel/s

Texture Rate

18.72 GTexel/s

-

3.226 TFLOPS

FP32 (float)

599.0 GFLOPS

806.4 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

225W

TDP

50W

550 W

Suggested PSU

250 W

1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

Oland

Tahiti PRO GL

GPU Variant

-

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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