NVIDIA GeForce GTX 680 Mac Edition vs AMD Radeon HD 6850 1440SP Edition

VS

NVIDIA GeForce GTX 680 Mac Edition AMD Radeon HD 6850 1440SP Edition

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 Mac Edition and 1024MB VRAM Radeon HD 6850 1440SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 Mac Edition 's Advantages

Released 8 months late

Boost Clock1058MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (192.3GB/s vs 128.0GB/s)

96 additional rendering cores

AMD Radeon HD 6850 1440SP Edition 's Advantages

Lower TDP (151W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 Mac Edition +55%

3.25 TFLOPS

Radeon HD 6850 1440SP Edition

2.088 TFLOPS

GeForce GTX 680 Mac Edition

VS

Radeon HD 6850 1440SP Edition

Graphics Card

Apr 2013

Release Date

Aug 2012

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1058 MHz

Boost Clock

-

1502 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.3GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

Compute Units

18

1536

Shading Units

1440

128

TMUs

72

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

33.86 GPixel/s

Pixel Rate

23.20 GPixel/s

135.4 GTexel/s

Texture Rate

52.20 GTexel/s

-

FP16 (half)

-

3.250 TFLOPS

FP32 (float)

2.088 TFLOPS

135.4 GFLOPS

FP64 (double)

417.6 GFLOPS

Graphics Processor

GK104

GPU Name

Cypress

GK104-400-A2

GPU Variant

Cypress PRO (215-0735043)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

2.154 billion

294 mm²

Die Size

334 mm²

Board Design

195W

TDP

151W

450 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

2x 6-pin

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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