AMD Radeon Sky 700 vs NVIDIA GeForce GTX 980

VS

AMD Radeon Sky 700

NVIDIA GeForce GTX 980

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 4GB VRAM GeForce GTX 980 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 4GB)

Larger VRAM bandwidth (264.0GB/s vs 224.4GB/s)

NVIDIA GeForce GTX 980 's Advantages

Released 1 years and 6 months late

Boost Clock1216MHz

256 additional rendering cores

Lower TDP (165W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Sky 700

3.226 TFLOPS

GeForce GTX 980 +54%

4.981 TFLOPS

Radeon Sky 700

VS

GeForce GTX 980

Graphics Card

Mar 2013

Release Date

Sep 2014

Radeon Sky

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1127 MHz

-

Boost Clock

1216 MHz

1375 MHz

Memory Clock

1753 MHz

Memory

6GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

224.4GB/s

Render Config

28

Compute Units

-

1792

Shading Units

2048

112

TMUs

128

32

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

77.82 GPixel/s

100.8 GTexel/s

Texture Rate

155.6 GTexel/s

-

3.226 TFLOPS

FP32 (float)

4.981 TFLOPS

806.4 GFLOPS

FP64 (double)

155.6 GFLOPS

Board Design

225W

TDP

165W

550 W

Suggested PSU

450 W

1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Tahiti

GPU Name

GM204

Tahiti PRO GL

GPU Variant

GM204-400-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

5.2 billion

352 mm²

Die Size

398 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.2

5.1

Shader Model

6.4

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