NVIDIA GeForce GTX 880M vs AMD Radeon HD 8790M

VS

NVIDIA GeForce GTX 880M AMD Radeon HD 8790M

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 880M and 2GB VRAM Radeon HD 8790M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 880M 's Advantages

Released 11 months late

Boost Clock has increased by 10% (993MHz vs 900MHz)

More VRAM (8GB vs 2GB)

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

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 880M +341%

3.05 TFLOPS

Radeon HD 8790M

0.691 TFLOPS

GeForce GTX 880M

VS

Radeon HD 8790M

Graphics Card

Mar 2014

Release Date

Apr 2013

GeForce 800M

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

954 MHz

Base Clock

850 MHz

993 MHz

Boost Clock

900 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

Compute Units

6

1536

Shading Units

384

128

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

31.78 GPixel/s

Pixel Rate

7.200 GPixel/s

127.1 GTexel/s

Texture Rate

21.60 GTexel/s

-

FP16 (half)

-

3.050 TFLOPS

FP32 (float)

691.2 GFLOPS

127.1 GFLOPS

FP64 (double)

43.20 GFLOPS

Graphics Processor

GK104

GPU Name

Mars

N15E-GX-A2

GPU Variant

Mars M2 XTX (216-0842036)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.95 billion

294 mm²

Die Size

77 mm²

Board Design

122W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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