NVIDIA GeForce 945A vs AMD Radeon HD 6850M

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 1024MB VRAM Radeon HD 6850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages

Released 4 years and 2 months late

Boost Clock1189MHz

Larger VRAM bandwidth (40.10GB/s vs 25.60GB/s)

Lower TDP (33W vs 50W)

AMD Radeon HD 6850M 's Advantages

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945A

0.913 TFLOPS

Radeon HD 6850M +18%

1.08 TFLOPS

GeForce 945A

VS

Radeon HD 6850M

Graphics Card

Mar 2015

Release Date

Jan 2011

GeForce 900A

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1253 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

40.10GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

Compute Units

10

384

Shading Units

800

24

TMUs

40

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

10.80 GPixel/s

28.54 GTexel/s

Texture Rate

27.00 GTexel/s

-

FP16 (half)

-

913.2 GFLOPS

FP32 (float)

1080 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

Granville

-

GPU Variant

Granville PRO

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

1.04 billion

Unknown

Die Size

166 mm²

Board Design

33W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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