AMD Radeon Sky 700 vs NVIDIA GeForce GTX 970

VS

AMD Radeon Sky 700

NVIDIA GeForce GTX 970

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 4GB VRAM GeForce GTX 970 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)

128 additional rendering cores

NVIDIA GeForce GTX 970 's Advantages

Released 1 years and 6 months late

Boost Clock1178MHz

Lower TDP (148W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Sky 700

3.226 TFLOPS

GeForce GTX 970 +21%

3.92 TFLOPS

Radeon Sky 700

VS

GeForce GTX 970

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

1050 MHz

-

Boost Clock

1178 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

1664

112

TMUs

104

32

ROPs

56

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

65.97 GPixel/s

100.8 GTexel/s

Texture Rate

122.5 GTexel/s

-

3.226 TFLOPS

FP32 (float)

3.920 TFLOPS

806.4 GFLOPS

FP64 (double)

122.5 GFLOPS

Board Design

225W

TDP

148W

550 W

Suggested PSU

300 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

GM204-200-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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