AMD Radeon Sky 700 vs NVIDIA GeForce GTX 670

VS

AMD Radeon Sky 700

NVIDIA GeForce GTX 670

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 2GB VRAM GeForce GTX 670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 700 's Advantages

Released 10 months late

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 192.3GB/s)

448 additional rendering cores

NVIDIA GeForce GTX 670 's Advantages

Boost Clock980MHz

Lower TDP (170W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Sky 700 +22%

3.226 TFLOPS

GeForce GTX 670

2.634 TFLOPS

Radeon Sky 700

VS

GeForce GTX 670

Graphics Card

Mar 2013

Release Date

May 2012

Radeon Sky

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 MHz

1375 MHz

Memory Clock

1502 MHz

Memory

6GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

192.3GB/s

Render Config

28

Compute Units

-

1792

Shading Units

1344

112

TMUs

112

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

27.44 GPixel/s

100.8 GTexel/s

Texture Rate

109.8 GTexel/s

-

3.226 TFLOPS

FP32 (float)

2.634 TFLOPS

806.4 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

225W

TDP

170W

550 W

Suggested PSU

450 W

1x DisplayPort 1.2

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Tahiti

GPU Name

GK104

Tahiti PRO GL

GPU Variant

GK104-325-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

3.54 billion

352 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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