NVIDIA GeForce GTX 670 vs AMD Radeon HD 6970

VS

NVIDIA GeForce GTX 670

AMD Radeon HD 6970

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 670 and 2GB VRAM Radeon HD 6970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670 's Advantages

Released 1 years and 5 months late

Boost Clock980MHz

Larger VRAM bandwidth (192.3GB/s vs 176.0GB/s)

Lower TDP (170W vs 250W)

AMD Radeon HD 6970 's Advantages

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 670

2.634 TFLOPS

Radeon HD 6970 +2%

2.703 TFLOPS

GeForce GTX 670

VS

Radeon HD 6970

Graphics Card

May 2012

Release Date

Dec 2010

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

915 MHz

Base Clock

-

980 MHz

Boost Clock

-

1502 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.3GB/s

Bandwidth

176.0GB/s

Render Config

-

Compute Units

24

-

1344

Shading Units

1536

112

TMUs

96

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

27.44 GPixel/s

Pixel Rate

28.16 GPixel/s

109.8 GTexel/s

Texture Rate

84.48 GTexel/s

-

2.634 TFLOPS

FP32 (float)

2.703 TFLOPS

109.8 GFLOPS

FP64 (double)

675.8 GFLOPS

Board Design

170W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK104

GPU Name

Cayman

GK104-325-A2

GPU Variant

Cayman XT (215-0807007)

Kepler

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

2.64 billion

294 mm²

Die Size

389 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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