AMD Radeon HD 6850M vs NVIDIA GeForce GT 745A

VS

AMD Radeon HD 6850M NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6850M and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850M 's Advantages

416 additional rendering cores

NVIDIA GeForce GT 745A 's Advantages

Released 2 years and 7 months late

Boost Clock915MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

Lower TDP (33W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6850M +53%

1.08 TFLOPS

GeForce GT 745A

0.703 TFLOPS

Radeon HD 6850M

VS

GeForce GT 745A

Graphics Card

Jan 2011

Release Date

Aug 2013

Vancouver

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

837 MHz

-

Boost Clock

915 MHz

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

7.320 GPixel/s

27.00 GTexel/s

Texture Rate

29.28 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

702.7 GFLOPS

-

FP64 (double)

29.28 GFLOPS

Graphics Processor

Granville

GPU Name

GK107

Granville PRO

GPU Variant

N14P-LP

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

1.27 billion

166 mm²

Die Size

118 mm²

Board Design

50W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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