AMD Radeon HD 8790M vs NVIDIA GeForce GTX 780M

VS

AMD Radeon HD 8790M NVIDIA GeForce GTX 780M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8790M and 4GB VRAM GeForce GTX 780M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8790M 's Advantages

Boost Clock has increased by 13% (900MHz vs 797MHz)

NVIDIA GeForce GTX 780M 's Advantages

More VRAM (4GB vs 2GB)

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

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8790M

0.691 TFLOPS

GeForce GTX 780M +254%

2.448 TFLOPS

Radeon HD 8790M

VS

GeForce GTX 780M

Graphics Card

Apr 2013

Release Date

May 2013

Solar System

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

850 MHz

Base Clock

771 MHz

900 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

-

SM Count

-

6

Compute Units

-

384

Shading Units

1536

24

TMUs

128

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

7.200 GPixel/s

Pixel Rate

25.50 GPixel/s

21.60 GTexel/s

Texture Rate

102.0 GTexel/s

-

FP16 (half)

-

691.2 GFLOPS

FP32 (float)

2.448 TFLOPS

43.20 GFLOPS

FP64 (double)

102.0 GFLOPS

Graphics Processor

Mars

GPU Name

GK104

Mars M2 XTX (216-0842036)

GPU Variant

N14E-GTX-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

3.54 billion

77 mm²

Die Size

294 mm²

Board Design

Unknown

TDP

122W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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