NVIDIA GeForce GTX 850M vs NVIDIA GeForce GTX 580M

VS

NVIDIA GeForce GTX 850M

NVIDIA GeForce GTX 580M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 2GB VRAM GeForce GTX 580M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850M 's Advantages

Released 2 years and 9 months late

256 additional rendering cores

Lower TDP (45W vs 100W)

NVIDIA GeForce GTX 580M 's Advantages

Larger VRAM bandwidth (96.00GB/s vs 32.03GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 850M +21%

1.155 TFLOPS

GeForce GTX 580M

0.952 TFLOPS

GeForce GTX 850M

VS

GeForce GTX 580M

Graphics Card

Mar 2014

Release Date

Jun 2011

GeForce 800M

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1001 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

32.03GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

8

640

Shading Units

384

40

TMUs

64

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

9.920 GPixel/s

36.08 GTexel/s

Texture Rate

39.68 GTexel/s

-

1155 GFLOPS

FP32 (float)

952.3 GFLOPS

36.08 GFLOPS

FP64 (double)

79.36 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

GF114

N15P-GT-A1

GPU Variant

N12E-GTX2-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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