NVIDIA GeForce 8600M GT vs NVIDIA GeForce 945A

VS

NVIDIA GeForce 8600M GT

NVIDIA GeForce 945A

We compared two Mobile platform GPUs: 512MB VRAM GeForce 8600M GT and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600M GT 's Advantages

Lower TDP (20W vs 33W)

NVIDIA GeForce 945A 's Advantages

Released 7 years and 10 months late

Boost Clock1189MHz

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (40.10GB/s vs 22.40GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600M GT

0.061 TFLOPS

GeForce 945A +1396%

0.913 TFLOPS

GeForce 8600M GT

VS

GeForce 945A

Graphics Card

May 2007

Release Date

Mar 2015

GeForce 8M

Generation

GeForce 900A

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1006 MHz

-

Boost Clock

1189 MHz

700 MHz

Memory Clock

1253 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

40.10GB/s

Render Config

-

4

SM Count

-

32

Shading Units

384

16

TMUs

24

8

ROPs

8

-

L1 Cache

64 KB (per SMM)

32 KB

L2 Cache

1024 KB

-

Theoretical Performance

3.800 GPixel/s

Pixel Rate

9.512 GPixel/s

7.600 GTexel/s

Texture Rate

28.54 GTexel/s

-

60.80 GFLOPS

FP32 (float)

913.2 GFLOPS

-

FP64 (double)

28.54 GFLOPS

Board Design

20W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

G84

GPU Name

GM108

NB8P-GS

GPU Variant

-

Tesla

Architecture

Maxwell

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.289 billion

Transistors

Unknown

169 mm²

Die Size

Unknown

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

1.1

CUDA

5.0

4.0

Shader Model

5.1

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