AMD Radeon HD 6970 vs NVIDIA GeForce GTX 680

VS

AMD Radeon HD 6970 NVIDIA GeForce GTX 680

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 and 2GB VRAM GeForce GTX 680 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 's Advantages

Released 1 years and 3 months late

Boost Clock1058MHz

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

Lower TDP (195W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 6970

2.703 TFLOPS

GeForce GTX 680 +20%

3.25 TFLOPS

Radeon HD 6970

VS

GeForce GTX 680

Graphics Card

Dec 2010

Release Date

Mar 2012

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1006 MHz

-

Boost Clock

1058 MHz

1375 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

192.3GB/s

Render Config

-

SM Count

-

24

Compute Units

-

1536

Shading Units

1536

96

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

28.16 GPixel/s

Pixel Rate

33.86 GPixel/s

84.48 GTexel/s

Texture Rate

135.4 GTexel/s

-

FP16 (half)

-

2.703 TFLOPS

FP32 (float)

3.250 TFLOPS

675.8 GFLOPS

FP64 (double)

135.4 GFLOPS

Graphics Processor

Cayman

GPU Name

GK104

Cayman XT (215-0807007)

GPU Variant

GK104-400-A2

TeraScale 3

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

3.54 billion

389 mm²

Die Size

294 mm²

Board Design

250W

TDP

195W

600 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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