NVIDIA GeForce 945A vs AMD Radeon HD 7650M Rebrand

VS

NVIDIA GeForce 945A

AMD Radeon HD 7650M Rebrand

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 1024MB VRAM Radeon HD 7650M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages

Released 3 years late

Boost Clock1189MHz

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

AMD Radeon HD 7650M Rebrand 's Advantages

96 additional rendering cores

Lower TDP (20W vs 33W)

Score

Benchmark

FP32 (float)

GeForce 945A +95%

0.913 TFLOPS

Radeon HD 7650M Rebrand

0.466 TFLOPS

GeForce 945A

VS

Radeon HD 7650M Rebrand

Graphics Card

Mar 2015

Release Date

Mar 2012

GeForce 900A

Generation

London

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

DDR3

64bit

Memory Bus

128bit

40.10GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

480

24

TMUs

24

8

ROPs

8

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

3.880 GPixel/s

28.54 GTexel/s

Texture Rate

11.64 GTexel/s

-

913.2 GFLOPS

FP32 (float)

465.6 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

20W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM108

GPU Name

Whistler

-

GPU Variant

Whistler PRO (216-0810005)

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

0.716 billion

Unknown

Die Size

104 mm²

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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