NVIDIA GeForce GTX 850A vs NVIDIA GeForce GTX 670M

VS

NVIDIA GeForce GTX 850A

NVIDIA GeForce GTX 670M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 1536MB VRAM GeForce GTX 670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850A 's Advantages

Released 2 years late

Boost Clock936MHz

More VRAM (2GB vs 1536GB)

304 additional rendering cores

Lower TDP (45W vs 75W)

NVIDIA GeForce GTX 670M 's Advantages

Larger VRAM bandwidth (72.00GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 850A +49%

1.198 TFLOPS

GeForce GTX 670M

0.804 TFLOPS

GeForce GTX 850A

VS

GeForce GTX 670M

Graphics Card

Mar 2014

Release Date

Mar 2012

GeForce 800A

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

902 MHz

Base Clock

-

936 MHz

Boost Clock

-

900 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

1536MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

192bit

28.80GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

7

640

Shading Units

336

40

TMUs

56

16

ROPs

24

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

384 KB

-

Theoretical Performance

14.98 GPixel/s

Pixel Rate

8.372 GPixel/s

37.44 GTexel/s

Texture Rate

33.49 GTexel/s

-

1198 GFLOPS

FP32 (float)

803.7 GFLOPS

37.44 GFLOPS

FP64 (double)

66.98 GFLOPS

Board Design

45W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GF114

N15P-GT-A1

GPU Variant

N13E-GS1-LP-A1

Maxwell

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

1.95 billion

148 mm²

Die Size

332 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

2.1

5.1

Shader Model

5.1

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