AMD Radeon HD 6850 1440SP Edition vs NVIDIA GeForce GTX 745 OEM

VS

AMD Radeon HD 6850 1440SP Edition

NVIDIA GeForce GTX 745 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 1440SP Edition and 4GB VRAM GeForce GTX 745 OEM 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

Larger VRAM bandwidth (128.0GB/s vs 28.80GB/s)

1056 additional rendering cores

NVIDIA GeForce GTX 745 OEM 's Advantages

Released 1 years and 6 months late

More VRAM (4GB vs 1024GB)

Lower TDP (55W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 1440SP Edition +163%

2.088 TFLOPS

GeForce GTX 745 OEM

0.793 TFLOPS

Radeon HD 6850 1440SP Edition

VS

GeForce GTX 745 OEM

Graphics Card

Aug 2012

Release Date

Feb 2014

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

28.80GB/s

Render Config

18

Compute Units

-

1440

Shading Units

384

72

TMUs

24

32

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

16.53 GPixel/s

52.20 GTexel/s

Texture Rate

24.79 GTexel/s

-

2.088 TFLOPS

FP32 (float)

793.3 GFLOPS

417.6 GFLOPS

FP64 (double)

24.79 GFLOPS

Board Design

151W

TDP

55W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 2.0 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

Cypress

GPU Name

GM107

Cypress PRO (215-0735043)

GPU Variant

GM107-220-A2

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.154 billion

Transistors

1.87 billion

334 mm²

Die Size

148 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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