AMD Radeon HD 6850M vs NVIDIA GeForce GTX 780M Mac Edition

VS

AMD Radeon HD 6850M NVIDIA GeForce GTX 780M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6850M and 4GB VRAM GeForce GTX 780M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850M 's Advantages

Lower TDP (50W vs 122W)

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Released 2 years and 10 months late

Boost Clock797MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 25.60GB/s)

736 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850M

1.08 TFLOPS

GeForce GTX 780M Mac Edition +126%

2.448 TFLOPS

Radeon HD 6850M

VS

GeForce GTX 780M Mac Edition

Graphics Card

Jan 2011

Release Date

Nov 2013

Vancouver

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

771 MHz

-

Boost Clock

797 MHz

800 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

1536

40

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

25.50 GPixel/s

27.00 GTexel/s

Texture Rate

102.0 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

2.448 TFLOPS

-

FP64 (double)

102.0 GFLOPS

Graphics Processor

Granville

GPU Name

GK104

Granville PRO

GPU Variant

N14E-GTX-A2

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

3.54 billion

166 mm²

Die Size

294 mm²

Board Design

50W

TDP

122W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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