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

VS

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

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

Main Differences

AMD Radeon HD 6850 1440SP Edition 's Advantages

Lower TDP (151W vs 195W)

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

Score

Benchmark

FP32 (float)

Radeon HD 6850 1440SP Edition

2.088 TFLOPS

GeForce GTX 680 Mac Edition +55%

3.25 TFLOPS

Radeon HD 6850 1440SP Edition

VS

GeForce GTX 680 Mac Edition

Graphics Card

Aug 2012

Release Date

Apr 2013

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

1006 MHz

-

Boost Clock

1058 MHz

1000 MHz

Memory Clock

1502 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

192.3GB/s

Render Config

-

SM Count

-

18

Compute Units

-

1440

Shading Units

1536

72

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

23.20 GPixel/s

Pixel Rate

33.86 GPixel/s

52.20 GTexel/s

Texture Rate

135.4 GTexel/s

-

FP16 (half)

-

2.088 TFLOPS

FP32 (float)

3.250 TFLOPS

417.6 GFLOPS

FP64 (double)

135.4 GFLOPS

Graphics Processor

Cypress

GPU Name

GK104

Cypress PRO (215-0735043)

GPU Variant

GK104-400-A2

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

3.54 billion

334 mm²

Die Size

294 mm²

Board Design

151W

TDP

195W

450 W

Suggested PSU

450 W

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

Outputs

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

2x 6-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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