AMD Radeon HD 7850M vs NVIDIA GeForce GTX 780M Mac Edition

VS

AMD Radeon HD 7850M

NVIDIA GeForce GTX 780M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M 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 7850M 's Advantages

Lower TDP (40W vs 122W)

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Released 1 years and 7 months late

Boost Clock797MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 64.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7850M

0.864 TFLOPS

GeForce GTX 780M Mac Edition +183%

2.448 TFLOPS

Radeon HD 7850M

VS

GeForce GTX 780M Mac Edition

Graphics Card

Apr 2012

Release Date

Nov 2013

London

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

771 MHz

-

Boost Clock

797 MHz

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

160.0GB/s

Render Config

10

Compute Units

-

640

Shading Units

1536

40

TMUs

128

16

ROPs

32

-

16 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

-

864.0 GFLOPS

FP32 (float)

2.448 TFLOPS

54.00 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

40W

TDP

122W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Heathrow

GPU Name

GK104

Heathrow PRO

GPU Variant

N14E-GTX-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

3.54 billion

123 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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